Companies involved in pipeline projects

Owners, contractors, engineering companies involved in pipeline projects

  • North America
    • Canada
      • Accent Engineering Consultants
      • Access Pipeline
      • Aecon construction
      • AIC Trinidad
      • Air products Canada
      • Allseas Canada
      • AltaGas
      • Altex Energy
      • Alton Natural Gas Storage
      • Antrim Energy
      • Apache Canada
      • ArctiGas Resources
      • ArctiGas Resources Corp
      • ASL Environmental Sciences
      • ATCO Group
      • Athabasca
      • Atlantic Gas Engineers
      • Aux Sable Canada
      • Banister Pipeline
      • Barrick
      • BC Hydro
      • Black Crek Well Services
      • Blackbird Energy
      • BP Canada Energy
      • Cacouna Energy Project
      • Calvalley Petroleum
      • Canada Hibernia Holding Corp (CHHC)
      • Canadian Natural Ressources
      • Canadian Superior Energy
      • Canatec
      • Cartier Pipeline and Company,(Cartier)
      • Cenovus Energy Inc.
      • Chesapeake Gold Corp.
      • Chinook Energy Inc
      • Colt Engineering
      • Colt KBR
      • ConocoPhillips Canada
      • Corridor Resources
      • Cuervo Resources
      • Devon Canada Corporation
      • Diamond Works
      • Dover Petroleum (DP)
      • Eaglewood Energy Inc.
      • Emera
      • Enbridge
      • Enbridge Bakken Pipeline Company Inc.
      • Enbridge Gas Distribution
      • Enbridge Income Fund
      • Enbridge Pipelines (Athabasca)
      • Enbridge Pipelines (Westspur)
      • EnCana Corporation
      • EnCana Ekwan Pipeline
      • Enhance Energy
      • EOG Resources Canada
      • Epsilon Energy Ltd
      • Exile Resources
      • ExxonMobil Canada
      • FCCL Partnership.
      • Foothills Pipe Lines
      • Fort Chicago Energy Partners
      • Fort Hills Energy
      • Fortis
      • Galveston LNG
      • Gaz Métro
      • Gaz Metropolitain
      • Geoglobal Resources
      • Golder Associates(Canada)
      • Heartland Pipeline GP
      • Heritage Gas
      • Hibernia Management and Development Company Ltd. (HMDC)
      • Husky Energy
      • Husky Oil Operations (HOOL)
      • Imperial Oil Resources (IMO)
      • IMV Projects Atlantic
      • Inter Pipeline
      • KERN Energy Partners Fund (KEP)
      • Keyera
      • Keystone Pipeline partnerships
      • Kinder Morgan Canada (formerly Terasen Pipelines)
      • Kitimat Clean
      • Kitimat LNG
      • Kitsault Energy
      • Ledcor Pipeline (LPL)
      • Louisbourg Pipelines
      • Mackenzie Delta Producers Group
      • Mackenzie Valley Aboriginal Pipeline
      • Macro Industries Inc.
      • Maple LNG
      • Maritimes & Northeast Pipeline (M&NP)
      • MEG Energy
      • Michels Canada Co.
      • Midwest
      • Morgan Stanley
      • Nalcor Energy Oil & Gas
      • New Millenium Iron (NML)
      • Nexen
      • North American Construction (NACG)
      • North American Energy Partners (NAEP)
      • North American Pipeline Inc.
      • NOVA Gas Transmission (NGTL)
      • NovaGold
      • Oceanic Iron Ore
      • OPTI Canada
      • Oryx Petroleum
      • Pacific Northern Gas (PNG)
      • Pacific Trail Pipelines Limited Partnership
      • PanCanadian Petroleum (became EnCana)
      • Pembina
      • Pennant Energy
      • Petro Kazakhstan
      • Petro Rubiales Energy Corp
      • Petro-Canada
      • Plains Midstream
      • Provident Energy
      • R.B. Somerville
      • RMP
      • Royal Petroleum Corporation
      • SaskEnergy
      • Scotia Capital
      • Seabridge Gold
      • SemCAMS
      • Shell Canada
      • SNC Lavalin Group
      • Somerville Co.
      • Spectra Energy Transmission West
      • Starks Gas Storage, L.L.C.;
      • Steelhead LNG
      • Storm Ventures International Inc
      • Suncor Energy
      • Sunstone Projects
      • Synergas Technologies Inc.
      • Talisman Energy
      • Taylor NGL
      • Techint E&C Inc.
      • Technip Canada
      • Teck
      • Telvent
      • Terasen Gas
      • Terasen group
      • Terasen International
      • Trans Africa Pipeline (TAP)
      • Trans Mountain Pipe Line
      • Trans Québec & Maritimes Pipeline
      • Trans-Northern (TNPI)
      • TransAlta
      • TransCanada
      • TransCanada Alaska Midstream
      • TransCanada Keystone Pipeline
      • Trow Consulting Engineers
      • Ultramar
      • Union Gas
      • UTS Energy Corp
      • Vancouver Airport Fuel Facilities Corporation (VAFFC)
      • Vantage Pipeline Canada Inc.
      • Vaughan Engineering
      • VECO Canada
      • Veresen
      • Waschuk Pipe Line Construction Limited
      • Westcoast Energy
      • Willbros Canada
      • Willbros Midwest Pipeline Construction (Canada)

    • USA
      • 3Bear Energy
      • A&L Underground
      • AB Resources
      • Abercrombie Pipeline Services
      • Acadian Gas LLC
      • Acadian Gas Pipeline
      • Access Midstream Partners
      • Ace Pipeline
      • Advanced Pipeline Service Inc
      • Advantage Pipeline
      • AECOM
      • AES Corporation
      • AES Ocean Express
      • AGL Resources
      • AIG Highstar Capital
      • Air Products and Chemicals
      • Alaska Continental Pipeline
      • Alaska Gasline Development Corporation
      • Alaska Gasline Port Authority (AGPA)
      • Alaska Natural Gas Transportation System (ANGTS)
      • Alcoa
      • Alex E. Paris Contracting Co.
      • Algonquin Gas Transmission
      • Alinda Capital Partners LLC
      • Alliance Pipeline
      • Alliance Wood Group Engineering
      • Alliant Energy
      • Alpha Oil & Gas Services
      • Amberjack Pipeline
      • AMBO
      • Amec Paragon
      • Amerada Hess
      • Ameren
      • American Energy Partners
      • American Midstream
      • Anadarko Energy Services
      • Anadarko Petroleum
      • ANR Pipeline
      • Anschutz Overseas Corp
      • Antero Resources
      • AntOro Resources
      • Apache Corporation
      • Apex Pipeline Services
      • APICO
      • Appalachian Pipeline Contractors
      • Applied Consultants
      • Aqua America
      • Aquila
      • Aquila Gas Pipeline
      • ARB
      • ArcLight
      • Arctic Resources (ARC)
      • Arizona Clean Fuels Yuma
      • Arizona Natural Gas Storage LLC (ANGS)
      • Arizona Pipeline
      • ARK Engineering
      • Arlington Storage
      • Arrecefe Management
      • Aspen Pipeline
      • ASRC Energy Services
      • Associated Pipe Line Contractors
      • ATI Petroleum
      • Atlanta Gas and Light
      • Atlas Pipeline Mid-Continent
      • Atlas Pipeline Partners
      • Atmos Energy
      • Atmos Pipeline & Storage
      • ATP Oil & Gas Corporation (ATP)
      • Azure Midstream
      • B Miller Excavating
      • Babcock Eagleton
      • Bakken Oil Express
      • BakkenLink
      • Baltimore Gas and Electric (BGE)
      • Banister Pipeline Construction
      • Bank Information Center
      • Barnard Construction
      • Barnard Pipeline
      • Bay Gas Storage
      • Bay Ltd
      • BE&K
      • Bear Energy
      • Bear Tracker Energy (BTE)
      • Bechtel
      • Beowulf Energy
      • Berkshire Hathaway
      • Berkshire Hathaway Energy
      • BGE (Baltimore Gas & Electric)
      • Bi-Con Services
      • Big Inch Fabricators
      • Big Warrior
      • Bison Pipeline LLC
      • Black Hills
      • Blue Racer Midstream
      • Blueknight Energy Partners
      • Bluestone Pipeline Co (or Bluestone Gathering)
      • Bluewater Industries
      • Boan Contracting
      • Boardwalk Pipelines
      • Boots Smith
      • Bottom Line Services
      • BP Alaska LNG
      • BP America
      • BP Pipelines (North America)
      • BPZ Energy
      • Bracewell & Giuliani LLP (Houston office)
      • Bracewell & Giuliani LLP (San Antonio office)
      • Bradwood Landing
      • Brazos Midstream
      • BRB Contractors
      • Bridger Pipeline LLC
      • Bristol Environmental and Engineering Services
      • Bruce Allen Pipeline Contractor
      • Buckeye Partners
      • Buckeye Pipe Line
      • Buckhorn
      • Bulk Oil Offshore Transfer System (BOOTS)
      • Burlington Ressources
      • C.J. Hughes
      • Cabot Oil & Gas Corporation
      • Cadeville Gas Storage LLC
      • Cadiz
      • Cadwalader, Wickersham & Taft
      • Caelus Energy
      • Caiman Eastern Midstream
      • Caiman Energy
      • Cal Dive International, Inc.
      • Calais Pipeline Company, LLC
      • CalEnergy Gas (Australia)
      • Calhoun LNG
      • Caliber Midstream
      • Calnev Pipeline
      • Calypso U.S. Pipeline
      • Cameron Interstate Pipeline
      • Can-Fed Construction
      • Canyon Midstream
      • Cardinal Gas Storage Partners
      • Cardinal Pipeline Company
      • Carl Smith Pipeline
      • Carnian Energy
      • Cascade Natural Gas
      • Castleton Commodities International (CCI)
      • CBC Pipeline
      • Cedar Ridge
      • CenterPoint Energy
      • CenterPoint Energy Field Services, Inc. (CEFS)
      • Central New York Oil and Gas (CNYOG)
      • Central Valley Gas Storage
      • Centurion Pipeline
      • CH2M Hill
      • Chaparral Pipeline
      • Cheniere
      • Chesapeake Energy
      • Chesapeake Energy Marketing
      • Chesapeake Utilities
      • Chevron
      • Chevron Pipe Line Company
      • Chevron USA
      • Cheyenne Plains Gas Pipeline
      • Chief Gathering LLC
      • Chief Oil & Gas LLC
      • Chroma Energy
      • CHS
      • Citigroup
      • Citizens Gas & Coke Utility
      • City of Aurora, Colorado
      • City of Huntington Beach
      • City of Presidio (Texas)
      • City of Wichita (Kansas)
      • Clarksville Gas & Water Department (CGW)
      • Clean Gas
      • Clough, Harbour & Associates (CHA)
      • CMS Energy
      • Colbran Valley Gas Gathering LLC (CVGG)
      • Collins Pipeline
      • Colonial Pipeline
      • Colorado Interstate Gas (CIG)
      • Columbia Gas of Ohio
      • Columbia Pipeline Group
      • Compass Pass Pipeline
      • Conduit Capital Partners, LLC
      • ConocoPhillips
      • ConocoPhillips Alaska LNG
      • CONSOL Energy
      • Consolidated Edison
      • Consumers Energy
      • Contango Oil & Gas
      • Cook Inlet Region (CIRI)
      • Copano Energy
      • Coronado Energy
      • Coronado Pipeline Company
      • Costar Midstream
      • CountryMark
      • Cowboy Pipeline
      • Crestwood Midstream
      • Cronus Technology, Inc. (CTI)
      • Cross Timbers Oil (XTO Energy Inc.)
      • CrossCountry Energy
      • Crystal Energy
      • Dallas Water Utilities
      • Dart Energy Corp
      • Dart Oil and Gas
      • DCP Midstream
      • Deep Flex
      • Deep Gulf Energy (DGE)
      • Dekalb-Cherokee Counties Gas District
      • Delta Gulf
      • Denali - The Alaska Gas Pipeline
      • Denbury Resources (DNR)
      • DEnergy
      • Department of Energy Washington DC
      • Desert Crossing Gas Storage and Transportation System
      • Destin Pipeline
      • Devon Energy (DVN)
      • Devon Gas Services
      • Diamond K Corporation
      • Discovery Gas Transmission
      • Discovery Natural Resources
      • Discovery Producer Services
      • Discovery System
      • Distrigas of Massachusetts (DOMAC)
      • DKRW Energy
      • Dominion
      • Dominion Carolina Gas Transmission
      • Dominion Exploration & Production
      • Dominion Transmission
      • Doris
      • Double Eagle Pipeline LLC
      • Dow Chemical
      • Downeast LNG
      • Downeast Pipeline
      • Driver Pipeline
      • DRKW Energy
      • DTE Energy
      • DUCO Inc.
      • Duke Energy
      • Duke Energy Field Services
      • Duke Energy Gas Transmission (DEGT)
      • Duncan Energy Partners
      • Dynegy Midstream Services
      • Eagle Ford Gathering (EFG),
      • Eagle Ford Midstream (EFM)
      • Eagle LNG
      • Eagle Rock Energy Partners
      • Earth Energy & Environment
      • East Bay Municipal Utility District (EBMUD)
      • East Cheyenne Gas Storage, LLC
      • East Resources, Inc.
      • East Tennessee Natural Gas
      • Eastern Shore Natural Gas Company (ESNG)
      • ECI (Engineers Construction)
      • Ecology and Environment (E & E)
      • EGPI Firecreek
      • El Paso Blue Atlantic US
      • El Paso Corporation
      • El Paso Eastern Pipeline Group
      • El Paso Energy International
      • El Paso Midstream Group
      • El Paso Natural Gas Company
      • El Paso Pipeline Partners
      • Elba Express Company
      • EM Energy Pipeline Pennsylvania
      • Emats.
      • EmKey Gathering LLC
      • Empire District Electric Company
      • Empire Pipeline Inc.
      • Empire State Pipeline and Empire Pipeline
      • EMS Pipeline
      • EN Engineering
      • Enable Gas Transmission
      • Enable Midstream Partners
      • Enbridge Energy Management
      • Enbridge Energy Partners
      • Enbridge Offshore Pipelines
      • Enbridge Pipelines LLC (USA)
      • Enbridge US
      • EnCana Gulf of Mexico
      • EnCana Oil & Gas (USA)
      • Endeavour International (OER)
      • Endymion Pipeline Company
      • Energia Cura
      • Energy & Minerals Group (EMG)
      • Energy Corporation of America (ECA)
      • Energy Resource Technology (ERT)
      • Energy Services South
      • Energy Transfer
      • Energy Transfer Fuel
      • EnergySouth Midstream
      • ENglobal Corporation
      • ENGlobal Engineering
      • Enhanced Oil Resources
      • ENI US
      • EnLink Midstream
      • Enogen
      • Enogex
      • Enstar Natural Gas
      • Entegra Gas Pipeline
      • Enterprise Products
      • Enterprise Texas Pipeline
      • Entrega Gas Pipeline
      • EOG Resources
      • EPED B Company
      • EPED Holding Company
      • EQT
      • EQT Midstream
      • Equilon Pipeline
      • Equitable Resources
      • Equitrans
      • ETC Tiger Pipeline Company
      • Eureka Hunter Pipeline
      • Eversource Energy
      • EVX
      • Excelerate Energy
      • Exim Bank
      • Explorer Pipeline
      • Exterran
      • ExxonMobil
      • ExxonMobil Alaska LNG
      • ExxonMobil Chemical
      • ExxonMobil Middle East Gas Marketing
      • ExxonMobil Middle East Gas Marketing Limited
      • ExxonMobil Pipeline
      • F-W oil Exploration
      • F-W Oil Interests
      • Fairbanks Pipeline Company
      • Fairway Energy
      • Falcon Gas Storage
      • Far East Energy
      • Fayetteville Express Pipeline
      • Ferguson Construction Company
      • Fidelity Exploration & Production
      • Firecreek Petroleum
      • First Reserve (FRIEF)
      • Flint Hills Resources
      • Florida Gas Transmission (FGT)
      • Florida Gas Transmission Company (FGT)
      • Florida Power & Light (FPL)
      • Floridian Natural Gas Storage Company (FGS)
      • Fluor Corporation
      • Fluor Daniel
      • Fluor Energy & Chemicals business group.
      • FMC Technologies
      • Foltz Welding
      • Forest Oil Corporation (FST)
      • Fort Union Gas Gathering,
      • Foster Wheeler Upstream
      • Freebird Gas Storage
      • Freeport LNG Development
      • Freeport-McMoRan Energy
      • Front Range Pipeline
      • Frontier
      • FSI Energy
      • FX Energy
      • Garney Construction
      • Gas Transmission Northwest (GTN System)
      • Gateway Pipeline
      • Gavilon Midstream
      • GE Commercial Finance
      • GE Energy
      • GE Energy Financial Services
      • GE Oil & Gas
      • Genesis Energy
      • Georgia Power
      • Gill Ranch Storage
      • Global Industries
      • Global Industries Offshore
      • Global LNG
      • Global Offshore International (GOIL)
      • Global Offshore International L.L.C.
      • Global Partners LP
      • Global Petroleum and Energy Group
      • Global Pipeline Partners (GPP)
      • Golden Pass
      • Golden Triangle Storage
      • Golden Valley Electric Association (GVEA)
      • Golder Associates (USA)
      • Govind Development
      • Granherne
      • Great Basin Energy Development
      • Greater Minnesota Synergy, Inc., (GMS)
      • Greater Minnesota Transmission (GMT)
      • Greenbrier Pipeline
      • Greencore Pipeline Company
      • Greenfield Energy Centre
      • GreenHunter Resources
      • Gregory & Cook Construction
      • Guardian Pipeline
      • GUEU Consortium
      • Gulf Coast Connector
      • Gulf Coast Partners
      • Gulf Crossing Pipeline
      • Gulf Interstate Engineering (GIE)
      • Gulf South
      • Gulf United Energy (GLFE)
      • Gulfport Energy Corp
      • Gulfstream Natural Gas System
      • GulfTerra Energy Partners
      • H&S Constructors
      • H.C. Price
      • Hackberry LNG Terminal
      • Halcon
      • Halliburton
      • Harpole Construction
      • Harvest Pipeline
      • Heartland gas Pipeline
      • Helix Energy Solutions (Helix)
      • Henkels & McCoy
      • Hess Corporation
      • Hess Energy Marketing
      • Hiland Crude
      • Hiland Partners
      • Hilcorp Energy Company
      • Holland Engineering
      • Holloman
      • Holly Corporation
      • Holly Energy Partners
      • Horizon Marine Construction
      • Horizon Offshore
      • Horizon Offshore Contractors
      • Houston Pipe Line Company
      • Howard Energy Partners (HEP)
      • Hunt Oil
      • Hydro Gulf of Mexico
      • ICON Midstream
      • Indianhead Pipeline Services
      • Inergy
      • Inergy Midstream
      • InfraSource
      • Ingleside Energy Center
      • Insituform Technologies
      • Intec Engineering
      • Intecsea Engineering
      • Intecsea, Inc., USA
      • Inter-American Development Bank
      • InterCon Construcion
      • InterOil
      • IPS Engineering
      • Ironwood Midstream
      • Iroquois Gas Transmission System
      • Iroquois Pipeline Operating
      • Islander East Pipeline Company
      • Isramco Inc.
      • ITC Pipeline Company
      • J Wood Contracting
      • J. Ray McDermott
      • J7 Contractors
      • Jacobs Engineering
      • JoMax Construction
      • JP Energy
      • JP Energy Partners
      • Kaiser-Frontier
      • KBR
      • Kennebec Valley Gas
      • Kern River Gas Transmission
      • Kerr-McGee
      • KeySpan Corp.
      • KeySpan Energy Delivery
      • Kinder Morgan
      • Kinder Morgan CO2
      • Kinder Morgan Interstate Gas Transmission
      • Kinder Morgan Louisiana Pipeline (KMLP)
      • Kinley construction
      • Koch Pipeline Company
      • Kosmos Energy
      • KS Energy Sevices
      • L.A. Pipeline Construction Co
      • Lake Charles Express (LCE)
      • Lakehead Pipeline Partners
      • Laney Directional Drilling
      • Laredo Energy
      • Laser Northeast Gathering Company
      • Laser Northeast Gathering LLC.
      • Latex Construction
      • Laurel Mountain Midstream
      • Leaf River Energy Center
      • Leder One Energy LLC
      • Liberty Gas Storage
      • Linde Corporation
      • LLOG Deepwater Development
      • LLOG Exploration Offshore
      • Loews Corporation
      • Lone Star
      • Lonestar Midstream
      • Louis Dreyfus Highbridge Energy, LLC
      • Louis Dreyfus Pipeline
      • Lower Valley Energy
      • LS Power
      • M2 Midstream
      • M3 Midstream (“Momentum”)
      • Magellan Midstream Partners
      • Magellan Midstream Pipeline
      • Magnum Gas Storage, LLC
      • Magnum Hunter Resources Corporation
      • Maine Natural Gas
      • Major Pipeline
      • Malcolm Pirnie
      • Mapstone Financial Group
      • Marathon Oil Corporation
      • Marathon Petroleum Corporation (MPC)
      • Marathon Pipe Line
      • Mardi Gras Transportation System
      • Mariner Energy
      • MarkWest Energy
      • MarkWest Liberty Midstream & Resourses
      • MarkWest Pioneer
      • Marubeni Offshore Production (USA)
      • MasTec
      • McDermott International
      • McMoRan Exploration
      • MCN Energy
      • MCS Kenny
      • MDU Resources
      • Medallion Midstream
      • MEHC Alaska Gas Transmission (MAGTC)
      • Mentor Subsea Technology Services
      • Merchant Energy Partners, LLC
      • Meridien Energy
      • Meritage Midstream Services
      • MG Dyess
      • Michael Baker Corporation
      • MichCon Storage & Transportation Services
      • Michels Corporation
      • Michels Pipeline Construction
      • Michigan Consolidated Gas (MichCon)
      • Mid-America Pipeline Company (MAPL)
      • Mid-Atlantic Express, LLC
      • Mid-Ohio Pipeline Services
      • Midcontinent Express Pipeline (MEP)
      • Midwest Underground Inc.
      • Midwest Underground Technology
      • Midwestern Contractors
      • Midwestern Gas Transmission
      • Millennium Pipeline Company
      • Miller Energy Resources
      • Miller Pipeline Corporation
      • Milwaukee Metropolitan Sewerage District (MMSD)
      • Minnesota Ltd.
      • Minnesota Pipe Line Company
      • Mississippi Hub
      • MoBay storage Hub
      • Monarch
      • Monterra Energy
      • Mountain Gathering
      • Mountaineer Gas
      • Mountaineer Keystone
      • MPG Pipelines Contractors
      • MSi Kenny
      • Murphy Bros.
      • Murphy Oil
      • NAmerico
      • Napp-Grecco
      • National Fuel Gas
      • National Fuel Gas Supply
      • Natural Gas Pipeline Company of America (NGPL)
      • Navigator
      • Navitas
      • Nebraska Resources Company (NRC),
      • Neptune LNG
      • NET Mexico Pipeline
      • Net Midstream
      • New Jersey Natural Gas (NJNG)
      • New Jersey Resources (NJR)
      • Newfield Exploration Company
      • Newpek LLC
      • Nexant
      • NextDecade
      • NextEra
      • NGL Energy Partners
      • NGS Energy
      • Nicor
      • NIPSCO (Northern Indiana Public Service Company)
      • NiSource
      • NiSource Midstream
      • NJR Pipeline Company
      • Noble Energy
      • Noble Midstream
      • North Baja Pipeline
      • North Coast Gas Transmission
      • North Dakota Pipeline Company (NDPC)
      • North Star Energy
      • Northern Border Pipeline Co
      • Northern Natural Gas
      • Northern Route Gas Pipeline Corporation
      • Northern Star Natural Gas
      • NorthStar Midstream
      • Northwest Innovation Works
      • Northwest Pipeline
      • NorthWestern Energy
      • Nova Chemicals Corporation
      • NRG Energy
      • Nuevo Midstream
      • NUI
      • NuStar
      • Nuverra Environmental Solutions
      • NW Natural
      • NYSEG (New York State Electric and Gas Corporation)
      • Oasis Petroleum
      • Occidental of Elk Hills Inc
      • Occidental Oil and Gas
      • Occidental Permian
      • Occidental Petroleum (OXY)
      • OGE Energy
      • Oiltanking Holding Americas
      • Okaloosa Gas
      • Okemah Construction
      • Oneok Partners
      • OPE
      • Orbit Gas Storage
      • Oregon LNG
      • Oregon Pipeline Company
      • Oryx Midstream Services
      • Otis Eastern Services
      • Over & Under Piping Contractors
      • Overland Pass Pipeline Company
      • Overseas Private Investment Corporation (OPIC)
      • Overthrust
      • Ozark Gas Transmission
      • Pacific Energy Partners
      • Pacific Star Energy
      • Pacific Tank & Pipeline
      • Pacific Texas Pipeline
      • Paiute
      • Palomar Gas Transmission
      • Panhandle Eastern Pipe Line Company
      • Panhandle Energy
      • Paradigm Energy
      • Paragon Engineering Services
      • Parnon Gathering
      • Parnon Holding
      • Parsons E&C
      • Paso Norte Pipeline Group
      • Patterson & Wilder Construction
      • Pearl Crossing Pipeline
      • Pegasus International
      • Penn Virginia Resource Partners
      • Pennant Midstream
      • PennEast
      • Pentex Alaska Natural Gas Company
      • Peoples Gas
      • Peregrine Midstream Partners LLC
      • Pete Gould & Sons
      • Petrobras America (PAI)
      • Petrohawk Energy Corporation
      • PG&E (Pacific Gas and Electric Company)
      • Phenix Pipeline USA
      • Phillips 66
      • Phillips and Jordan
      • Piedmont Natural Gas
      • Pilgrim Pipeline
      • Pine Prairie Energy Center
      • Pioneer Natural Resources
      • Pipe Line Constructors
      • Pipeline Systems Incorporated (PSI)
      • Pirtle Energy Services
      • Plains All American Pipeline (PAA)
      • Plains Pipeline
      • Plains Resources (PLX)
      • Plantation Pipe Line
      • PNM Energy
      • POET Ethanol Products
      • Point Comfort Pipeline Company
      • Port Arthur Pipeline
      • Port Dolphin Energy
      • Poseidon Oil Pipeline
      • Poseidon Water
      • Poten & Partners
      • Power Up
      • Praxair
      • Precision Pipeline
      • Price Gregory International
      • Primoris Services Corp.
      • Progress Energy
      • Progressive Pipeline
      • Project Consulting Services (PCS)
      • ProLiance Energy
      • Prospector Pipeline
      • Proteus Oil Pipeline Company
      • PSEG
      • PSNC Energy
      • Puget sound Energy
      • Pumpco
      • PVR Midstream
      • PVR Partners
      • Quanta Services
      • Quantum Energy Partners
      • Questar Corporation
      • Questar Gas Management
      • Questar Overthrust PipelineCompany
      • Questar Pipeline Company
      • Quicksilver Resources
      • Quintana
      • Quoddy Bay
      • R.L. Coolsaet Construction
      • Radon & Ishizumi
      • Range Resources
      • Rangeland Energy
      • Red Lake Gas Storage
      • Regency Energy
      • Regency Gas Services
      • Regency Interstate Gas
      • Reliance Eagleford Upstream Holding
      • Rendezvous Gas Services Company
      • Resource Environmental Solutions LLC (RES)
      • Rice Energy
      • Rimrock Midstream
      • Ritter Construction
      • Rockford Corp.
      • Rockies Express Pipeline
      • Rocky Mountain Pipeline System
      • Rodenberg Diversified LLC
      • Rose Rock Midstream
      • Rosetta Resources Inc.
      • Ross, Marsh & Foster
      • Ryckman Creek Resources
      • S J Louisnstruction of Texas
      • Saddle Butte Pipeline
      • Saipem America
      • San Jacinto River Authority (SJRA)
      • San Patricio Pipeline
      • Sanchez Energy
      • Sanpete Water Conservancy District (SWCD)
      • Savage Services
      • Sawgrass Storage
      • SAWS (San Antonio Water System)
      • SCG Pipeline
      • Schmid Pipeline Construction
      • SDG&E (San Diego Gas & Electric)
      • SeaCoast Gas Transmission LLC
      • Seaway
      • Select Energy Services
      • SEMCO Gas
      • SemCrude Pipeline
      • SemGroup
      • Seminole Energy Services, LLC
      • Sempra Energy
      • Sempra Pipelines & Storage
      • Sempra U.S. Gas & Power
      • SG Interests
      • SG Resources Mississippi
      • SGR Holdings
      • Shaw Group Inc.
      • Sheehan Pipe Line Construction
      • Shell Gas Transmission
      • Shell Gulf of Mexico
      • Shell Offshore Inc.
      • Shell Oil
      • Shell Pipeline Company
      • Sierra Pacific Power Company
      • Sinclair Oil
      • Skanska USA
      • Sky Petroleum, Inc.
      • Slaterdome
      • Small Ventures USA
      • Snelson Companies
      • SoCalGas (Southern California Gas Company)
      • Somerset Gas Transmission
      • Sonora Pipeline
      • Sonora Terminal and Pipeline Company
      • South Jersey Gas
      • South Jersey Industries (SJI)
      • Southcross Energy
      • Southeast Keathley Canyon Pipeline Co. (SEKCO)
      • Southern Company
      • Southern Natural Gas
      • Southern Pipeline Construction
      • Southern Star
      • Southern Union
      • Southwest Gas
      • Southwest Pipeline Contractor
      • Southwestern Energy Company
      • Spectra Energy
      • Spire
      • Sprint Pipeline Services LP
      • St Lawrence Gas Company (Enbridge)
      • St Louis Natural Gas Pipeline
      • ST Pipeline
      • St. Lawrence Gas
      • Stakeholder Midstream
      • Statoil Gulf of Mexico
      • Statoil Natural Gas
      • Sterling Construction
      • Stingray Pipeline Company
      • Strike Construction
      • Subsea 7 Inc. (USA)
      • SUEZ Energy North America (SENA)
      • Suez LNG
      • Summit Midstream Partners
      • Summit Natural Gas of Maine
      • Sun Pipeline CO
      • SunCoast Energy Corporation
      • Sunland Construction
      • Sunoco Logistics Partners
      • Sunoco Pipeline
      • Superior Appalachian Pipeline Company
      • Superior Oil and Gas
      • Superior Pipeline Company
      • Supply Corporation
      • Sutherland Weston Marketing Communications
      • Swift Energy Company
      • SWN Southwestern Energy
      • Syntroleum
      • Talen Energy
      • Tall Oak Midstream
      • Tallgrass Energy
      • Tanner Construction
      • Targa Resources
      • Tarrant Regional Water District
      • TD Williamson
      • Technip Offshore (Houston)
      • Technip USA
      • TECO Energy Inc.
      • Tellepsen Industrial
      • Tellurian Investments
      • Tenaska
      • Tennessee Gas Pipeline
      • Tennessee Pipeline Construction
      • Teppco O/S Port System
      • Teppco Partners
      • Tesoro Logistics
      • Texaco
      • Texas Eastern Transmission
      • Texas Gas Transmission (TGT)
      • TexStar
      • The Alaska Natural Gas Development Authority (ANGDA)
      • The Los Angeles Department of Water and Power
      • The Peoples Gas Light and Coke
      • The Public Service Commission of Wisconsin
      • Tidelands Oil & Gas Corp
      • Tioga Pipeline Company
      • Tomahawk Pipeline Construction
      • Torch Offshore
      • Toreador Resources Corporation
      • Total E&P USA
      • Total Gas & Power North America
      • Total Holdings Usa, Inc.
      • Trafigura
      • Trans Texas Gas
      • Transco (Transcontinental Gas Pipe Line)
      • TransMontaigne Partners (TLP)
      • Transwestern Pipeline Company
      • Tres Palacios Gas Storage LLC
      • Tri-Comm
      • Triad Western Construction
      • Triangle
      • Tricor Ten Section Hub
      • Trigon EPC
      • Trigon-Sheehan
      • Trinity CO2 LLC
      • Trinity Pipeline L P
      • TriStar Constructors
      • Triton Gathering
      • Troy Construction
      • Trunkline Gas
      • Tug Hill Operating
      • Tuscarora Gas Transmission
      • Two Rivers Pipeline & Construction
      • U.S. Department of Energy
      • U.S. Pipeline (USPL)
      • UGI Corporation
      • Ultra Resources
      • UNEV Pipeline
      • United LNG
      • United Pipeline Systems
      • Universal Ensco
      • Unocal
      • Unocal Midstream & Trade (UMT)
      • URS
      • US Army Corps of Engineers
      • US Bureau of Reclamation (Upper Colorado Region)
      • US Infrastructure (USI)
      • Utah Division of Water Ressources
      • Utility Line Services
      • VAALCO Gabon Etame Inc.
      • Valero
      • Valero Energy
      • Valley Energy
      • Vaquero Midstream
      • Veco Corporation
      • Vector Pipeline
      • Vector Pipeline Partnership
      • Vectren Corp
      • Velocity Midstream
      • Venture Global LNG
      • Vermont Gas
      • Viking GasTransmission
      • Vista del Sol Pipeline
      • W&T Offshore
      • Walter Oil & Gas
      • Washington Group International
      • Washington Suburban Sanitary Commission (WSSC)
      • WBI Energy
      • We Energies
      • Weatherford International
      • Welded Construction
      • WesPac Pipelines
      • West Texas Gulf Pipe Line
      • West Texas LPG Pipeline
      • Western Frontier Pipeline
      • Western Gas
      • Western Refining
      • WGL Holdings
      • WHC
      • White River Hub, LLC
      • WhiteWater Midstream
      • Wilco Pipelines Contractors
      • Willbros
      • Willbros Engineers
      • Willbros RPI
      • Williams
      • Williams Gas Pipeline
      • Williams Midstream
      • Williams Ohio Valley Midstream
      • Williams Partners
      • Williston Basin Interstate Pipeline
      • Wolverine Pipe Line
      • Wood Group
      • Wood Group Mustang
      • World Bank
      • Wyatt Construction Company, Inc.
      • Wyco Development
      • Wyoming Interstate Company (WIC)
      • Wyoming Natural Gas Pipeline Authority (WNGPA)
      • Xcel Energy
      • XcL
      • XTO Energy
      • Xtreem Environmental Solutions
      • Yankee Gas Services Co.
      • Zachry Construction

  • Latin and Central America
    • Argentina
      • Argentine Government
      • Bridas
      • Conta
      • Electroingenier
      • Emgasud
      • Enargas
      • Enarsa
      • Gobierno Provincial de Salta
      • IECSA
      • Nación Fideicomisos
      • Pluspetrol
      • Refinor refinery
      • Sipetrol
      • Skanska Latin America
      • Tecgas
      • Techint
      • Tecpetrol
      • Transportadora de Gas del Norte (TGN)
      • Transportadora de Gas del Sur (TGS)

    • Bahamas
      • Borco Intl
      • Hawksbill Creek LNG
      • Murphy West Africa

    • Barbados
      • Barbados National Oil Company Limited (BNOC)

    • Bermuda
      • ConocoPhillips Sabah

    • Bolivia
      • Conpropet
      • Government of Bolivia - Ministry of Hydrocarbons and Energy
      • IST
      • Serpetbol
      • Transredes
      • YPFB Transport S.A (formerly Transredes SA)

    • Brazil
      • Brenco (Brazilian Renewable Energy Company)
      • Camargo Correa
      • Comgas
      • Construcoes e Comércio Camargo Correa (CCCC)
      • Copersucar
      • CPA Trading
      • Crystalsev
      • El Paso Energy International do Brasil
      • Ferrous
      • Gasmig
      • Gaspetro
      • Ipiranga
      • Logum
      • Nova Transportadora do Nordeste (NTN)
      • Nova Transportadora do Sudeste (NTS)
      • Odebrecht
      • Odebrecht TransPort
      • Papa Terra
      • Parnaiba Gas Natural
      • PDET Offshore S.A
      • Petrobras
      • PMCC Projetos de Transporte de Álcool S.A
      • Samarco
      • Shell Brasila
      • Subsea 7 do Brasil
      • Technip Engenharia
      • TGBC (Transportadora de Gas Brasil Central)
      • Transportadora Urucu-Manaus
      • TSB (Transportadora Sul Brasileira de Gas)
      • Uniduto
      • Vale

    • Chile
      • Codelco
      • Ecogas
      • Electroandina
      • ENAP (Empresa Nacional del Petróleo)

    • Colombia
      • Ecopetrol
      • Ismocol
      • Oleoducto Bicentenario de Colombia
      • Pacific Rubiales
      • PDVSA Gas (Columbia)
      • Petroleros Asociados
      • Promigas
      • TGI Transportadora de Gas Internacional
      • TransGas de Occidente

    • Ecuador
      • Petroecuador

    • Mexico
      • Arendal
      • Carso Infraestructura y Construccion (CICSA)
      • CFE (Comision Federal de Electricidad)
      • Cia. Mexicana de Gas Natural (MGN)
      • Energia Mayakan
      • Fermaca
      • Gasoducto del R
      • Global Offshore Mexico
      • Grupo Carso
      • Grupo Clisa
      • Grupo El Paso
      • HOC Offshore
      • IEnova
      • Pemex
      • Pemex Exploration & Production (PEP)
      • Pemex-Gas y Petroqumica Bsica
      • PMI
      • Proxima Gas
      • Sonora Pacific Mexico
      • Sonora Terminal and Pipeline, S. de R.L. de C.V.
      • Tamaulipas state water commission CEAT
      • Tarahumara Pipeline
      • Techint Mexico
      • Terranova Energia
      • United Pipeline de Mexico (UPM)

    • Nicaragua
      • Amydes
      • Oleoductos Premier of Nicaragua

    • Paraguay
      • Petropar

    • Peru
      • Congas Peru
      • Consorcio Terminales GMP - Oiltanking
      • Edelnor
      • Grana y Montero
      • Kuntur Transportadora de Gas
      • Peru LNG S.R.L.
      • Petroperu
      • Pluspetrol Peru
      • ProIinversion
      • ProInversion
      • Transportadora de Gas del Peru (TGP)

    • Puerto Rico
      • Puerto Rico Electric Power Authority (PREPA)
      • Puerto Rico Government

    • Trinidad and Tobago
      • BG Trinidad and Tobago
      • BP Trinidad and Tobago (BPTT)
      • Eastern Caribbean Gas Pipeline Company (ECGPC)
      • Guardian Holdings
      • Intra Carabbean Gas Pipeline (IGPPC)
      • Intra Caribbean Pipeline Company
      • National Gas Company of Trinidad and Tobago (NGC)

    • Uruguay
      • Ancap

    • Venezuela
      • PDVSA (Petroleos de Venezuela)
      • PDVSA Gas (Venezuela)
      • Petrocaribe
      • Sinorgas

    • Virgin Islands
      • EastCoast Transmission and Marketing
      • WAPA (Water and Power Authority)

  • Europe
    • Armenia
      • Armenia Ministry of Energy
      • ZAO Armrosgazprom

    • Austria
      • EVN
      • EVN Netz
      • Habau
      • ILF Consulting Engineers
      • Nabucco Gas Pipeline International
      • OMV
      • Tauerngasleitung

    • Azerbaijan
      • Azerbaijan International Operating (AIOC)
      • Azfen
      • BP Exploration (Caspian Sea)
      • BP Shah Deniz Exploration
      • BTC
      • EBRD Office in Baku
      • McDermott Caspian Contractors
      • SOCAR
      • South Caucasus Pipeline

    • Belarus
      • Gomeltransneft Druzhba

    • Belgium
      • De Halve Maan
      • Denys
      • Distrigaz
      • EXMAR
      • Fluxys
      • Fluxys 2
      • Freshfields Bruckhaus Deringer
      • Suez Energy International (SEI)
      • Tractebel Engineering
      • Tractebel Group
      • Tractebel Industry Engineering

    • Bosnia
      • BH-Gas

    • Bulgaria
      • Bulgargaz
      • Bulgarian Energy Holding
      • Bulgartransgaz EAD
      • Gastek BG AD
      • ICGB AD
      • Technoexportstroy
      • Thraki

    • Channel Islands
      • Heritage Oil
      • Kentz Corporation Limited
      • Panocean

    • Croatia
      • Inagip
      • Janaf Plc
      • Plinacro

    • Cyprus
      • DEFA

    • Czech Republic
      • MERO
      • NET4GAS
      • RWE Transgas

    • Denmark
      • A.P. Moller-Maersk
      • COWI Consulting
      • Danish Energy Agency
      • Danish Oil and Natural Gas (DONG)
      • Denerco Oil
      • Denerco Petroleum
      • Dong Energy
      • Energi E2
      • Energinet
      • Hovedstadsregionens Naturgas (HNG)
      • Maersk Oil
      • Maersk Oil & Gas
      • NKT Flexibles
      • Ramboll
      • Texaco Denmark

    • Estonia
      • Eesti Gaas

    • Finland
      • Fortum Oy
      • Gasum
      • Skanska Tekra
      • YIT Building Systems

    • France
      • Agence Française de Développement’s (AFD)
      • Air Liquide
      • Air Products
      • BOURBON
      • Bouygues
      • Coflexip Stena Offshore
      • Colas Group
      • Doris Engineering
      • Electricite de France (EDF)
      • Entrepose Contracting
      • Eureteq
      • GDF Suez
      • GRTgaz
      • Maurel et Prom
      • Paragon Litwin (France)
      • Perenco
      • Ponticelli
      • Safege
      • SAGESS
      • Saipem France
      • Serimax
      • Sofregaz
      • Spiecapag
      • Starstroi
      • Stolt Offshore (France)
      • Suez
      • Suez Environnement
      • Technip
      • TIGF
      • Total
      • Unaoil
      • Vallourec
      • Veolia
      • Vinci Construction Grands Projets

    • Georgia
      • GOGC (Georgian Oil and Gas Corporation)

    • Germany
      • ASM (Allseas Marine GmbH & Co. KG)
      • BASF
      • bayernets
      • Bonatti Rohrleitungsbau
      • Buna Sow Leuna Olefinverbund (BSL)
      • Bunde-Etzel-Pipelinegesellschaft mbH & Co. KG
      • Concord Power NORDAL
      • DEA
      • Dresdner Bank
      • E.ON
      • Etzel Pipeline (BEP)
      • Europipe
      • EWE ENERGIE AG
      • GASCADE
      • KfW (Kreditanstalt für Wiederaufbau)
      • Linde
      • Max Streicher
      • Nord Stream AG
      • Nord-West Oelleitung
      • OCAP group - Linde AG
      • OPAL NEL Transport GmbH
      • Open Grid Europe
      • PPS Pipeline Systems (Germany)
      • PPS Pipeline Systems (UK)
      • Roneg AG
      • RWE
      • RWE Dea
      • Salzgitter Mannesmann Line Pipe
      • Siemens AG
      • STG-International
      • Trans Europa Naturgas Pipeline
      • Verbundnetz Gas AG (VNG)
      • Wintershall

    • Greece
      • C&M Engineering
      • Consolidated Contractors International Co. (CCIC)
      • DEPA
      • DESFA
      • Greece government
      • Hellenic Petroleum
      • IGI Poseidon
      • Prometheus Gas
      • Transbalkan Pipeline Company (TBC)

    • Hungary
      • FGSZ Natural Gas Transmission
      • MOL Hungarian Oil and Gas
      • MVM (Magyar Villamos Muvek)
      • Orszagos Villamostavvezetek (OVIT)
      • South Stream Hungary Zrt

    • Ireland
      • Bord Gais Energy
      • Circle Oil
      • ESB International
      • Fingleton White & Co.
      • Gas Networks Ireland
      • Irish Water
      • Petroceltic
      • Petroneft Resources Plc
      • Shannon LNG
      • Shell E&P Ireland
      • Statoil Exploration (Ireland)

    • Italy
      • ABB Italia
      • ABB Lummus Global
      • Agip
      • Agip Gas
      • Bonatti
      • Burns
      • Edison
      • Enel
      • Enelpower
      • Enereco
      • ENI
      • Eos Energia
      • Galsi
      • Ghizzoni
      • Hera Trading
      • Infrastrutture Trasporto Gas (ITG)
      • Mediterranean Oil & Gas
      • Progemisa
      • Romana Costruzioni
      • Saipem
      • Sarpi
      • Sfirz
      • SICIM
      • Sinergia S.R.L.
      • Snam Rete Gas
      • Snamprogetti
      • Socotherm
      • Tamoil Italia
      • Techfem Quality Control
      • Technip Italy
      • TMPC, Transmediterranean Pipeline Company
      • Total Italy

    • Latvia
      • Latvijas Gaze

    • Liechtenstein
      • Caspro Pipeline Service AG

    • Lithuania
      • Lietuvos Dujos

    • Luxembourg
      • Creos
      • European Investment Bank (EIB)

    • Macedonia
      • GA-MA
      • MER JSC Skopje

    • Malta
      • Enemalta

    • Monaco
      • Single Buoy Moorings (SBM)

    • Netherlands
      • 4Gas
      • ABN AMRO Bank
      • Allseas
      • Arcadis
      • BBL
      • Blue Stream Pipeline Company
      • Bluewater
      • CB&I
      • Chicago Bridge & Iron Company N.V.
      • Dyas UK Limited
      • EBN - Energie Beheer Nederland
      • El Paso El Sauz
      • Eni Gas & Power LNG Australia
      • Gastransport Services (GTS)
      • Gasunie
      • Greenstream
      • Heerema Marine Contractors
      • Lummus Technology
      • Nacap
      • Petroplus Africa
      • Royal Boskalis Westminster
      • Royal Vopak
      • SBM Offshore
      • Sea Trucks (STG)
      • Shell (Royal Dutch Shell)
      • Shell Exploration and Production (Oil and Natural Gas)
      • Shell Nederland
      • Shell Sakhalin Holdings
      • Tebodin Consultants & Engineers
      • Total E&P Nederland
      • Trans Balkan Pipeline
      • Visser & Smit Hanab
      • Vitol
      • VTTI (Vitol Tank Terminals International)
      • Wintershall Noordzee

    • Norway
      • Agility Group
      • Aker Solutions
      • Amerada Hess Norge
      • BP Norge
      • Cecon
      • ConocoPhillips Norske
      • Det norske oljeselskap
      • DNO ASA
      • Dong Norge AS
      • Emas AMC
      • Eni Norge
      • Esso Exploration and Production Norway
      • Esso Norge
      • Fantoft Process Technologies
      • Gassco
      • Gaz de France Norge
      • GDF Suez E&P Norge
      • Höegh LNG
      • Hydro Oil & Energy (Hydro)
      • IKM Gruppen AS
      • Norsk Hydro ASA
      • Norske Conoco
      • Norske Shell
      • Petoro
      • Ramboll Norway
      • RWE Dea Norge
      • Sevan Marine
      • Shell Norge
      • Skanled Group
      • Statoil
      • Stolt Offshore Norway
      • Subsea 7 Norway
      • Svenska Petroleum Exploration (SPAB)
      • Talisman Energy Norge A.S.
      • Technip Norge
      • Total E&P Norge
      • Total Norge

    • Poland
      • Gaz-System
      • GAZOPROJEKT
      • PBG S.A.
      • Pern Przyjazn
      • PGNiG SA
      • PKN Orlen
      • Polish Oil and Gas (POGC)
      • Sarmatia consortium
      • Sarmatia ICC
      • STALPROFIL
      • ZRUG
      • ZRUG Zabrze

    • Portugal
      • Galp
      • GALP-Exploração e Produção
      • Petrogal
      • REN (Redes Energéticas Nacionais)
      • Saibos

    • Romania
      • Black Sea Oil & Gas (BSOG)
      • Grup Servicii Petroliere
      • Romgaz Medias
      • Transgaz (Romania)

    • Russia
      • Bumi Armada Caspian LLC.
      • Caspian Pipeline Consortium (CPC)
      • ChelPipe
      • Chevron Neftegaz Inc.
      • Daltransgaz
      • East Siberian Gas Company
      • Exxon Neftegaz
      • ExxonMobil Russia
      • Gazprom
      • Gazprom Invest Vostok
      • Gazprom Mezhregiongaz
      • Giprovostokneft
      • Imperial Energy
      • Interros
      • Itera
      • Lukoil
      • Lukoil-Neftegasstroy (LNGS)
      • Lukoil-Nizhnevolzhskneft
      • Mezhregiontruboprovodstroy (MRTS
      • MRK-Engineering
      • Novatek
      • Promstroi Group
      • Rosneft
      • Rostec
      • Rusia Petroleum
      • Sakhalin Energy Investment
      • Sevmorneftegaz
      • Sibneft
      • Sovcomflot
      • Stroygazmontazh
      • Stroytransgaz
      • Surgutneftegaz
      • Tatneft
      • TNK-BP
      • Transneft
      • Transnefteprodukt
      • TsUP VSTO
      • Tyumen Oil Co.
      • Vankorneft
      • Verkhnechonskneftegas (VCNG)
      • VNIIST Oil and Gas Engineering Company
      • Vostoknefteprovod
      • Yamalgasinvest
      • Yukos
      • Zakneftegaz-Prometery
      • Zarubezhneft

    • Serbia
      • Naftna Industrija Srbija (NIS)
      • Slavija Internacional
      • Srbijagas

    • Slovakia
      • Bratislava - Schwechat Pipeline (BSP) company
      • Euroframe
      • Eustream
      • Transpetrol

    • Slovenia
      • Petrol
      • Plinovodi

    • Spain
      • Actividades de Construccion y Servicios (ACS )
      • Cepsa
      • Cobra
      • Compania Espanola de Petroleos S.A (CEPSA)
      • Compania Logistica de Hidrocarburos (CLH)
      • Dragados Industrial
      • Dragados Offshore
      • Elecnor
      • Enagas
      • Endesa
      • Endesa Gas
      • Fomento de Construcciones y Contratas (FCC)
      • Iberdrola
      • Lloyd's Register Espa
      • Naturgas Energia
      • Nesco
      • Repsol
      • Repsol YPF
      • Tecnicas Reunidas
      • Union Fenosa Gas (UFG)
      • Valoriza Agua

    • Sweden
      • Göteborg Energi
      • Lundin Petroleum
      • Lunds Energi
      • Öresundskraft
      • Skanska AB
      • Sydkraft

    • Switzerland
      • ABB
      • Addax Petroleum
      • Axpo AG
      • Boskalis-Tideway Offshore
      • Foster Wheeler AG
      • Gaznat SA
      • Global Engineering and Construction Group
      • KPMG
      • Latsis Group
      • North European Gas Pipeline Company (NEGPC)
      • Shtokman Development AG
      • Zeromax

    • Turkey
      • Botas
      • Calik Energy
      • Department of EU Investments
      • Erciyas
      • ERKO Group of Companies.
      • Fernas Insaat
      • GAMA Power Systems Engineering and Contracting
      • Genel Energy
      • Gunsayil
      • Mapa Construction and Trading Co. Inc.
      • STFA Construction
      • SU-YAPI ENGINEERING
      • Tapco Company
      • Tekfen Contruction
      • Trans-Anatolian Pipeline Company (TAPCO)
      • Transbalkan Construction
      • Turang Transit Transportation
      • Turcas
      • Turkey Government
      • Turkish government
      • Turkish Petroleum (TPAO)
      • Turusgas
      • Yuksel
      • Zorlu Group

    • Ukraine
      • Gastransit
      • Naftogaz Ukrainy
      • Ukrgazpromstroi
      • Ukrtransgas AC
      • Ukrtransnafta
      • Yuzhniigiprogaz

    • United Kingdom
      • 2Co Energy
      • Afren Energy
      • Amec Foster Wheeler
      • Anglo American
      • Antrim Ressources
      • Apache North Sea
      • BG Group
      • BG International
      • Bibby Offshore (BOL)
      • BJ Process and Pipeline Services
      • BOW Valley Petroleum (UK) Limited
      • BP
      • BP Amoco
      • BP Exploration (Angola)
      • BP Exploration and Production
      • BP Exploration Operating Company
      • BP Global Investments
      • Burlington Resources Irish Sea
      • Cairn Energy
      • Caspian Energy Company (CEC)
      • Centrica
      • Centrica Energy Upstream
      • Centrica Resources
      • Ceona
      • ConocoPhillips (UK)
      • Costain
      • CSL
      • CTC Marine Projects
      • Dana Petroleum
      • Delta Oil Company
      • Dominion Energy Plc
      • Dyon UK
      • E.ON Ruhrgas UK E&P
      • ENI UK
      • ENI ULX
      • ERBD
      • Ernst & Young
      • Esso Exploration & Production UK
      • Fairfield Energy
      • Fluor (UK)
      • Foster Wheeler Energy Limited (UK)
      • Fugro group
      • Gaffney, Cline (UK)
      • Gateway Storage - Stag Energy Development Co.
      • GDF Britain
      • Genesis Oil and Gas Consultants
      • Halcrow Group
      • Independent Pipelines
      • Invensys
      • IPA Energy Consulting
      • Iraq Petroleum Company
      • Ithaca Energy
      • J P Kenny
      • Jee
      • John Wood Group PLC
      • KBR Europe
      • Kvaerner E & C Uk
      • Lamprell
      • Land & Marine Project Engineering
      • Lasmo (TNS)
      • LNG Impel
      • Max Petroleum
      • Mobil North Sea
      • MOC Exploration (U.K.) Limited
      • Mott MacDonald
      • Murphy Petroleum
      • National Grid
      • Nelson Resources Limited
      • Northern Ireland Water
      • Paladin Expro
      • Paladin Ressources
      • Parsons Brinckerhoff
      • Penspen
      • Petro-Canada UK
      • Petrofac
      • Phoenix Energy Holdings
      • Pipeline Systems Engineering
      • Portland Gas
      • Premier Oil
      • Primeline Energy Holdings
      • Ramco Seven Heads
      • Rift Oil
      • Rio Tinto
      • Roc Oil (GB) Limited
      • RPS Energy
      • RWE Dea UK
      • Saipem UK
      • Salamander Energy
      • Sasol Chevron
      • Senergy Survey & GeoEngineering
      • Serica Energy
      • Shell Expro
      • Shell UK
      • Sirius Minerals
      • SLP Engineering Ltd
      • Soco International Plc
      • Solo Oil (SOLO)
      • Star Energy
      • Stolt Offshore (UK)
      • Subsea 7
      • Talisman Energy (UK)
      • TAQA Bratani Limited
      • Technip Offshore UK
      • Tecnoconsult International (UK)
      • Teknica
      • Total E&P UK Plc
      • Transco UK (Transcontinental Gas Pipe Line)
      • TTL Engineering Consultants
      • Tullow Oil
      • United Utilities
      • Valiant Petroleum plc
      • Venture Production
      • Victoria Oil and Gas
      • Wessex Water
      • White Stream Pipeline Company
      • Xodus Group
      • Zhaiykmunai

  • Africa
    • Algeria
      • Agence Nationale des Barrages et Transferts (ANBT)
      • BP Algeria
      • Cosider
      • Cosider Travaux Publics
      • ENAC Etp Nationale de Canalisation
      • GCB (The National Company of Civil engineering and Building)
      • Groupement Berkine
      • Kanaghaz
      • Lead Contracting & Trading
      • Ministère des Ressources en Eau
      • Région Transport Ouest (RTO) - Sonatrach Dept.
      • Sonatrach
      • Sonelgaz

    • Angola
      • Angola Drilling
      • Angola LNG Limited
      • BP Angola
      • Cabinda Gulf Oil (CABGOC)
      • Eni Angola Exploration
      • Esso Exploration Angola
      • Petrogal Angola
      • Sonangol
      • Sonangol Pesquisa e Producao
      • Statoil Angola
      • Total Angola
      • Total E&P Angola

    • Benin
      • Société Béninoise de Gas (SoBeGaz)

    • Botswana
      • Water Utilities Corporation (WUC)

    • Cameroon
      • Austen Maritime
      • Expro Group
      • Petroleum Products Pipeline SA (3PL)
      • Societe Nationale des Hydrocarbures (SNH)

    • Chad
      • Société des Hydrocarbures du Tchad (SHT)

    • Congo Brazzaville (RD)
      • Chevron Congo Overseas
      • Société Nationale des Pétroles du Congo (SNPC)
      • Total E&P Congo
      • Zanaga Iron Ore Company

    • Congo Kinshasa (RDC)
      • Ministry of Oil (Ministère des hydrocarbures)

    • Egypt
      • Arab Company for Oil & Gas Pipelines (ACOG)
      • Arab Contractors
      • Arabian Gas
      • BG Egypt
      • Burullus Gas
      • EGAS
      • Egyptian Contracting Company
      • Egyptian General Petroleum (EGPC)
      • ENPPI
      • EPEG (Egypt)
      • Natural Gas Vehicles (NGVC) Egypt
      • Nile Valley Gas (NVGC)
      • Orient Gas Co.
      • Petrobel
      • Petrojet
      • Petroleum Projects & Technical Consultations (PETROJET)
      • Pharaonic Petroleum

    • Equatorial Guinea
      • Ministry of Mines, Industry, and Energy

    • Gabon
      • Perenco Gabon S.A.
      • Total Gabon

    • Ghana
      • Ghana National Gas Company (Ghana Gas)
      • Ghana National Petroleum Company (GNPC)
      • Volta River Authority
      • WAPCo (West African Gas Pipeline Company)

    • Ivory Coast
      • Compagnie Ivoirienne de Production d'Electricite (CIPREL)
      • Petroci
      • Ranger Oil Cote d'Ivoire

    • Kenya
      • Kenya government - Ministry of Environment and Mineral Resources
      • KPC (Kenya Pipeline Company)
      • Runji & Partners

    • Libya
      • Azzawiya Oil Refining Company
      • Brega Petroleum Marketing Company
      • Jointgaz
      • Mellitah Oil & Gas
      • National Oil Company of Libya (NOC)
      • Tamoil Libya

    • Madagascar
      • Ambatovy Minerals (AMSA)
      • Dynatec Madagascar (DMSA)

    • Mauritania
      • SMH Société Mauritanienne des Hydrocarbures

    • Mauritius
      • Horizon Marinenstruction (Mauritius)

    • Morocco
      • Metragaz
      • Office Chérifien des Phosphates (OCP)
      • Office Nationale de l'Eau Potable (ONEP)
      • Onhym

    • Mozambique
      • Companhia Moçambicana de Hidrocarbonetos (CMH)
      • ENH (Empresa Nacional de Hidrocarbonatos)
      • Instituto de Gestao das Participacoes do Estado (IGEPE)
      • Matola Gas Company (MGC)
      • Nacala Development Corridor
      • Petróleos de Moçambique (Petromoc)

    • Namibia
      • Namcor
      • NamPower
      • Shell Namibia

    • Niger
      • Ministère de l'Energie et du Pétrole de Niger

    • Nigeria
      • Atlas International Engineering Services Nigeria
      • Baywood Continental
      • Belbop Nigeria
      • Chevron Nigeria
      • Dangote Group
      • East Horizon Gas Company (EHGC)
      • Elf Petroleum Nigeria
      • Esso Exploration and Production Nigeria
      • Fode
      • Global Pipeline Plus Nigeria
      • Global Pipelines Plus Nigeria
      • KAZTEC Engineering Limited (KEL)
      • Mobil Producing Nigeria
      • Nestoil
      • Nigeria Gas Company (NGC)
      • Nigerian Agip Exploration
      • Nigerian Agip Oil Company (NAOC)
      • Nigerian National Petroleum (NNPC)
      • Oando Energy Resources
      • Oando Gas and Power
      • SAPETRO (South Atlantic Petroleum)
      • Septa Energy Limited
      • Shell Nigeria E&P Company (SNEPCO)
      • Shell Petroleum Development Company of Nigeria (SPDC)
      • Technip Offshore Nigeria
      • Total E&P Nigeria
      • Total Upstream Nigeria Limited (TUPNI)
      • West African client
      • Willbros West Africa (WWAI)
      • Zakhem Construction Nigeria

    • South Africa
      • Banque de développement de l'Afrique australe (BRAFO)
      • Basali Ba Liseli Resources
      • Black Rhino
      • Central Energy Fund (CEF)
      • Forest Exploration International
      • Foster Wheeler South Africa
      • Gigajoule
      • Group Five
      • iGAS
      • Mangaung Metropolitan Municipality
      • Petro SA
      • Petroline
      • Petronet (South Africa)
      • PetroSA
      • PIC (Public Investment Corporation)
      • ROMPCO
      • SacOil
      • Sappi
      • Sasol (South Africa)
      • Shearwater Construction
      • Sunbird Energy
      • Transnet
      • VGI Consulting
      • WBHO Construction

    • South Sudan
      • Government of South Sudan
      • Ministry of Energy and Mining of South Sudan
      • Ministry of Petroleum and Mining of South Sudan

    • Sudan
      • Petrodar Operating Company
      • Sudanese government

    • Tanzania
      • Aminex
      • COWI Tanzania Limited
      • East African Community (EAC)
      • Orca Exploration Group
      • Songas
      • Tanzania Ports Authority
      • Tanzanian and Italian Petroleum Refining(Tiper)
      • Wentworth Resources

    • Togo
      • Société Togolaise de Gaz

    • Tunisia
      • Banque de l’Habitat (BH)
      • BG Tunisia
      • British Gas Tunisia Limited (BGT)
      • Entreprise Tunisienne D'Activités Pétrolières (ETAP)
      • National Sanitation Utility (ONAS)
      • Sergaz
      • Société Tunisienne de l’Electricité et du Gaz (STEG)
      • Sotugat (Société Tunisienne du Gazoduc Trans-tunisien)
      • Tunisian Government

    • Uganda
      • Madhvani International
      • Shell Uganda
      • Tamoil East Africa
      • Uganda Government

    • Zambia
      • Tazama Pipeline

    • Zimbabwe
      • Zimbabwe government - Ministry of Power and Energy development

  • Middle East
    • Bahrain
      • Bahrain Ministry of Works (MoW)
      • Bahrain National Gas Company (Banagas)
      • Bahrain Natural Oil & Gas Authority (NOGA)
      • BAPCO (Bahrain Petroleum Company)

    • Egypt
      • Arab Company for Oil & Gas Pipelines (ACOG)
      • Arab Contractors
      • Arabian Gas
      • BG Egypt
      • Burullus Gas
      • EGAS
      • Egyptian Contracting Company
      • Egyptian General Petroleum (EGPC)
      • ENPPI
      • EPEG (Egypt)
      • Natural Gas Vehicles (NGVC) Egypt
      • Nile Valley Gas (NVGC)
      • Orient Gas Co.
      • Petrobel
      • Petrojet
      • Petroleum Projects & Technical Consultations (PETROJET)
      • Pharaonic Petroleum

    • Iran
      • Iran's Gas Transmission Company (IGTC)
      • Iranian Gas Engineering and Development Co. (IGEDC)
      • Iranian Gas Storage Company (IGSC)
      • Iranian Offshore Engineering and Construction (IOEC)
      • Iranian Oil (IOC)
      • Khatam Al Anbia
      • Naftiran Intertrade Company (NICO)
      • National Iranian Gas Company (NIGC)
      • National Iranian Gas Export Company (NIGEC)
      • National Iranian Oil (NIOC)
      • National Iranian Oil Engineering & Construction (NIOEC)
      • National Petrochemical Company (NPC)
      • OEIC (Oil Industries' Engineering and Construction)
      • Pars Oil and Gas Company (POGC)
      • Payandan
      • Petroiran
      • PetroIran Development Company (PEDCO)
      • Petropars Company
      • Sunir
      • Toossab
      • Water Supply from Persian Gulf Company (Wasco)

    • Iraq
      • BOOT project companies
      • Genel Enerji A.S
      • INOQ (Iraqi National Oil Company)
      • Iraq Petroleum Company (IPC)
      • Kar Group
      • Kurdish Natural Resources Ministry
      • Ministry of Municipalities and Public Works of Republic of Iraq
      • Ministry of Oil (Iraq)
      • Missan Oil Company (MOC)
      • North Oil Company
      • Oil Pipelines Company (OPC)
      • Qaiwan Group
      • South Oil Company (SOC)
      • State Company for Oil Projects (SCOP)
      • Taq Taq Operatingmpany (TTOPCO)

    • Israel
      • Avner Oil Exploration
      • Delek Energy
      • Eastern Mediterranean Gas (EMG)
      • Israel Electric (IEC)
      • Israel Natural Gas Lines
      • Ministry of National Infrastructures
      • Natural Gas Pipelines Company

    • Jordan
      • Jordan Ministry of Energy and Mineral Resources
      • Ministry of Water and Irrigation (Jordan)

    • Kuwait
      • ABB Engineering Technologies Company
      • Al Ghanim International
      • Al Khadda International
      • Al-Nahar Industrial Trading & Contracting Company
      • Arabi Enertech
      • Burhan International Construction
      • Combined Group Contracting (CGC)
      • Heavy Engineering Industries & Ship build Co (Heisco)
      • Heavy Engineering Industries & Shipbuilding (KSC) (HEISCO)
      • Joint Operations (Kuwait Gulf Oil Co. Saudi Arabia Texaco)
      • Kharafi National
      • Kuwait Controls Company
      • Kuwait Energy Company
      • Kuwait Ministry of Electricity & Water (MEW)
      • Kuwait Ministry of Energy
      • Kuwait Ministry of Public Works
      • Kuwait National Petroleum Company (KNPC)
      • Kuwait Oil Company (KOC)
      • Kuwait Petroleum Corporation (KPC)
      • Mechanical Engineering & Controls Company (MECC)
      • Ministry of Public Works (MPW)
      • Mushrif Trading & Contracting
      • Saudi Arabian Chevron

    • Lebanon
      • Contracting & Trading (CAT)
      • Council for Development and Reconstruction (CDR)
      • Ministry of Energy and Water of Lebanon
      • Zakhem International

    • Oman
      • Al Hassan Engineering Company (AHEC)
      • Al Watanyiah United Engineering & Contracting
      • Al-Baraka Oilfield Services
      • Galfar Engineering & Contracting
      • Gulf Petrochemical Services and Trading
      • Haya Water
      • Minister Regional Municipalities and Environment and Water Resources
      • Ministry of Regional Municipalities and Water Resources
      • Ministry of Water Resources of Oman
      • Occidental Mukhaizna
      • Occidental of Oman
      • Octal Petrochemicals LLC FZC
      • Oman Construction (TOCO)
      • Oman Gas Company (OGC)
      • Oman Methanol Company
      • Oman Ministry of Electricity and Water (MEW)
      • Oman Oil Company (OOC)
      • Oman Petrochemical Industries Corporation (OPIC)
      • Oman Refinery (ORC)
      • Oman Waste Water Service Company (OWSC)
      • Orpic (Oman Oil Refineries and Petroleum Industries)
      • PDO (Petroleum Development of Oman)
      • Public Authority for Electricity and Water (PAEW)
      • Talal al-Zawawi Enterprise
      • Towell Infrastructure Projects Company LLC

    • Palestinian Territories
      • Palestinian Authority (PNA)

    • Qatar
      • AAW & Partners LLC (Oman Office)
      • Black Cat
      • Chevron Phillips Chemical International Qatar Holdings
      • Combined Group Co. For Trading & Contracting W.L.L.
      • Doha International Airport
      • Doha Public Works Authority
      • Laffan Refinery Co.
      • Maersk Oil Qatar
      • Noor Oil and Industrial Technology Limited (NOIT)
      • Public Works Authority (Ashghal)
      • Qatar Chemical (Q-Chem)
      • Qatar Chemical Company II (Q-Chem II)
      • Qatar General Electricity and Water Corporation (Kahramaa)
      • Qatar Jet Fuel Company
      • Qatar Kentz WLL
      • Qatar Ministry of Energy and Industry
      • Qatar Petrochemical Company (QAPCO)
      • Qatar Petroleum (QP)
      • Qatar Public Works Authority (Ashghal)
      • Qatar Shell GTL
      • Qatargas Operating Company
      • Qatari Diar
      • Qatofin Company (Q.S.C.) (Qatofin)
      • QDVC
      • Ras Laffan LNG Company (RASGAS)
      • Rasgas
      • Venessia Group

    • Saudi Arabia
      • Al Jehat Company (JATCO)
      • Al-Rashid Trading & Contracting Company (RTCC)
      • Al-Rushaid Group
      • Al-Suwaih Agricultural Trading Company
      • Ali Al-Qarnei Al-Razqei Contracting Co.
      • Aziz European Pipe Company
      • Dar Al Riyadh Engineering Consultants (Al Khobar)
      • Dar Al-Riyadh
      • Dayim Punj Lloyd Construction Contracting
      • Faysal M Qahtani Sons Company (FMQ)
      • Foster Wheeler Arabia
      • Gama Al - Moushegah Arabia
      • Global Al Rushaid Offshorempany
      • Goverment of Tabuk Region
      • Gulf Consolidated Contractors
      • HAK Group
      • KAD Construction
      • King Fahd University of Petroleum & Minerals
      • KJO (Al Khafji Joint Operations)
      • Kuwait Gulf Oil Company (KGOC)
      • Maaden
      • McDermott Arabia
      • Metal Services for Trading & Contracting
      • National Water Company
      • Nesma & Partners Contracting
      • RHM
      • Royal Commission for Jubail and Yanbu (The)
      • Saudi Arabia Ministry of Agriculture and Water
      • Saudi Arabia Ministry of Electricity and Water
      • Saudi Arabia Ministry of municipal and rural affairs
      • Saudi Arabia Ministry of Water and Electricity
      • Saudi Aramco
      • Saudi Electricity Company (SEC)
      • SRAK (South Rub Al-Khali Limited)
      • Suedrohrbau Saudi Arabia
      • SWCC
      • Tamimi Company
      • Valentine Maritime
      • Worley Petrocon Arabia

    • Syria
      • EAMGCC
      • Hesco
      • Syrian Gas Company (SGC)
      • Syrian Petroleum (SPC)

    • Turkey
      • Botas
      • Calik Energy
      • Department of EU Investments
      • Erciyas
      • ERKO Group of Companies.
      • Fernas Insaat
      • GAMA Power Systems Engineering and Contracting
      • Genel Energy
      • Gunsayil
      • Mapa Construction and Trading Co. Inc.
      • STFA Construction
      • SU-YAPI ENGINEERING
      • Tapco Company
      • Tekfen Contruction
      • Trans-Anatolian Pipeline Company (TAPCO)
      • Transbalkan Construction
      • Turang Transit Transportation
      • Turcas
      • Turkey Government
      • Turkish government
      • Turkish Petroleum (TPAO)
      • Turusgas
      • Yuksel
      • Zorlu Group

    • UAE
      • Abu Dhabi Company for Onshore Oil Operations (ADCO)
      • Abu Dhabi Future Energy Company (Masdar)
      • Abu Dhabi Gas Development Company Limited
      • Abu Dhabi Gas Industries (GASCO)
      • Abu Dhabi Marine Operating Co. (ADMA-OPCO)
      • Abu Dhabi Municipality
      • Abu Dhabi National Energy Company (TAQA)
      • Abu Dhabi National Oil Company (ADNOC)
      • Abu Dhabi Sewerage Services Company (ADSSC)
      • Abu Dhabi Water & Electricity Authority (ADWEA)
      • Adnoc Distribution
      • Al Huda Contracting
      • Al Jaber Energy services (AJES)
      • Al Khareef General Contracting & Maintenance Company
      • Al Ryum Cont. & Gen. Transport Est.
      • Al Wasit Road Contracting
      • Arabtec Engineering Services
      • Arabtec Holding PJSC
      • Atlantis (UAQ)
      • CMS International Power Company
      • Costain Abu Dhabi
      • Crescent Petroleum
      • Dana Gas
      • DEWA (Dubai Electricity and Water Authority)
      • Dodsal Engineering & Construction
      • Dolphin Energy (DEL)
      • Dragon Oil Plc
      • Dubai Municipality
      • Dubai Petroleum Establishment (DPE)
      • Dubai Supply Authority (DUSUP)
      • Dutco McConnell Dowell
      • Elixier
      • Emirates General Petroleum Co. (Emarat)
      • Emirates National Oil Company (Enoc)
      • Emirates Petroleum Products Company (EPPCO)
      • Essar Projects (EPL)
      • Federal Electricity & Water Authority (FEWA)
      • Fugro Survey (Middle East)
      • Fujairah Refinerympany (FRCL)
      • GASCO
      • Gulf Petrochemical Services (GPS)
      • Hamriyah Free Zone (HFZ)
      • HLG (Habtoor Leighton Group)
      • International Petroleum Investment Company (IPIC)
      • IPTF, Fujairah, FZC
      • J. Ray McDermott Middle East
      • JGC Middle East FZE
      • Likpin
      • Lindenberg Emirates
      • Maritime Industrial Services (MIS)
      • Mubadala Petroleum
      • National Petroleum Construction Company (NPCC)
      • Nico International
      • Petro Gas FZE
      • RAK Petroleum
      • Ras Al Khaimah Oil & Gas Commission
      • Ras al-Khaimah Gas Company (Rakgas)
      • Sharjah Electricity and Water Authority (Sewa)
      • Sharjah Pipeline (SPC)
      • Shell Trading Middle East Limited
      • Stone & Webster International
      • Subtec Middle East Limited (DubaiI Branch)
      • Takreer Company
      • Tebodin Middle East
      • Topaz Energy and Marine
      • Transco UAE (Abu Dhabi Transmission and Despatch Company)
      • UAE Offsets Group (UOG)
      • United Gas Transmissions Company (UGTC)
      • Vopak Horizon Fujairah
      • Zadco (Zakum Development Company)
      • Zakum Development Company (ZADCO)

    • Yemen
      • Hawk International
      • Ministry of Oil and Minerals
      • Yemen Gas Company
      • Yemen Liquefied Natural Gas (YLNG)
      • Yemen Petroleum and Gas Company
      • Yemen Petroleum Co.
      • Yemen Resource Limited

  • Asia
    • Afghanistan
      • Afghan Gas Enterprise

    • Azerbaijan
      • Azerbaijan International Operating (AIOC)
      • Azfen
      • BP Exploration (Caspian Sea)
      • BP Shah Deniz Exploration
      • BTC
      • EBRD Office in Baku
      • McDermott Caspian Contractors
      • SOCAR
      • South Caucasus Pipeline

    • Bangladesh
      • Bangladesh Mineral Oil & Gas Corporation (BMOGC)
      • Bangladesh Petroleum Corporation (BPC)
      • Energy and Mineral Resources Division (EMRD)
      • Gas Transmission (GTCL)
      • Mohona Holdings
      • Petrobangla

    • Brunei
      • Brunei National Petroleum Company

    • China
      • Beijing Gas Group
      • Beijing Major Project Office
      • China Communications Construction Company (CCCC)
      • China Development Bank
      • China Metallurgical Construction Group Corporation
      • China National Oil and Gas Exploration and Development (CNODC).
      • China Petrochemical Corporation
      • China Petroleum Engineering & Construction (CPECC)
      • China Petroleum Pipeline Engineering (CPPE)
      • China State Construction Engineering Corporation (CSCEC)
      • China United Coalbed Methane (CUCBM)
      • Chinese National Oil and Gas Corporation (CNOGC)
      • CNOOC (China National Offshore Oil Corp.)
      • CNPC (China National Petroleum Corporation)
      • ConocoPhillips China (COPC)
      • CPP (China Petroleum Pipeline Bureau)
      • Datang International Power Generation
      • DQE
      • Economic Development Bureau of Xiamen
      • GIL Mauritius Holdings
      • Guangdong Dapeng LNG Company
      • Guangdong Yuedian Group
      • Honbridge
      • HuanQiu Contracting and Engineering
      • Husky Oil China
      • Kunlun Energy
      • MCC International Trading
      • Offshore Oil Engineering Co.
      • Ordos Zhongran Shi Da Gas Investment Company
      • Panyu Chu Kong Steel Pipe
      • Petrochina
      • POLY - GCL
      • Shaanxi provinces government
      • Shandong Dongming Petrochemical Group
      • Shell Exploration (China)
      • Shenergy Group
      • Shengli Engineering & Consulting (SLECC)
      • Sichuan Petroleum Construction Engineering Corporation
      • Sinochem Corporation
      • Sinohydro
      • Sinopec
      • Sinopec International
      • Tian Lun Group
      • Trans-Asia Gas Pipeline Company
      • Xinwen Mining Group
      • Yanchang Petroleum
      • Yantai Jereh

    • Hong Kong
      • Castle Peak Power Company Limited
      • China Gas
      • China Light and Power Holdings
      • CLP Holdings
      • Hongkong Electric Company (HEC)
      • Yangkou Port Company

    • India
      • Adani Gas
      • Advance Stimul Consortium
      • Amitabhj
      • Assam Gas Company (AGCL)
      • Bharat Petroleum
      • British Gas Exploration and Production India
      • Cairn India
      • Chennai Petroleum (CPCL)
      • Delhi Jal Board
      • Engineers India (EIL)
      • Essar Constructions
      • Essar Oil
      • GAIL (Gas Authority of India)
      • Gammon India
      • Gas Transportation and Infrastructure (GTICL)
      • GKC
      • Great Eastern Energy Corporation (GEECL)
      • Gujarat State Petroleum (GSPC)
      • Gujarat State Petronet (GSPL)
      • Guru Gobind Singh Refineries
      • H-Energy
      • Hindustan Oil Exploration
      • Hindustan Petroleum Corporation (HPCL)
      • IL&FS Engineering Services
      • Indian Oil (IOC)
      • Indian Strategic Petroleum Reserves Limited (ISPRL)
      • Jaihind Projects
      • Kalpataru Infrastructure
      • Kalpataru Power Transmission
      • Karnataka State Industrial Investment & Development Corp. (KSIIDC)
      • Kochi Refineries
      • Kolhapur Municipal Corporation (KMC)
      • L&T's pipeline engineering centre
      • L&T-RAMBØLL Consulting Engineers
      • Larsen & Toubro
      • Leighton International
      • Leighton Welspun
      • Mahanagar Gas Limited
      • Maharashtra Industrial Development (MIDC)
      • Major Indian oil and gas operator.
      • Mecon
      • Mittal Investments
      • NMDC Limited
      • Numaligarh Refineries (NRL)
      • ONGC (Oil and Natural Gas Corporation)
      • ONGC Vitdesh (OVL)
      • Petronet India (PIL)
      • Pune Municipal Corporation (PMC)
      • Punj Lloyd
      • Reliance Gas Transportation Infrastructure (RGTIL)
      • Reliance Industries (RIL)
      • Reliance Petroleum (RPL)
      • Secon
      • South Asia Gas Enterprise (SAGE)
      • Tata Steel
      • Tripura Natural Gas Company Limited-

    • Indonesia
      • Bakrie Brothers
      • Bayu Buana Gemilang (BBG),
      • BP Berau
      • BP Indonesia
      • BPH Migas
      • Conoco Indonesia
      • Indonesia Government
      • Medco Energi Internasional
      • Nacap Indonesia
      • Nippon Steel Construction Indonesia (NISCONI)
      • NuTech Dinamika Semesta
      • Pam Jaya
      • PC Muriah Ltd
      • Pertamina
      • Pertamina Gas
      • Perusahaan Daerah Pertambangan Dan Energi Gas (PDPDE)
      • Perusahaan Gas Negara (PGN)
      • Perusahaan Listrik Negara (PLN)
      • Premier Oil Natuna Sea
      • Punj Lloyd Indonesia
      • Rekayasa Industri (REKIND)
      • Saipem Indonesia
      • Sempec Indonesia
      • Total E&P Indonesia
      • Total Indonesia
      • Transportasi Gas Indonesia (Transgasindo)
      • Tripatra Engineers & Consultants
      • WorleyParsons Indonesia

    • Japan
      • Abu Dhabi Oil Company (ADOC)
      • Chiyoda
      • Indonesia Petroleum (INPEX)
      • Inpex
      • Itochu Corporation
      • Japan Bank for International (JBIC)
      • Japan National Oil Corporation (JNOC)
      • Japan Oil Development Co. (JODCO)
      • Japan Petroleum Exploration (Japex)
      • Japan Pipeline Development and Operation (JPDO)
      • JFE Engineering Corporation
      • JFE Steel Corporation
      • JGC
      • JGC Corporation
      • Kanematsu Corporation
      • Kansai Electric Power Co. (Kepco)
      • LNG Japan
      • Marubeni Corporation
      • Marubeni Oil and Gas Inc.
      • Mitsubishi
      • Mitsui & Co
      • Mitsui Oil Exploration (MOECO)
      • Moeco Vietnam Petroleum
      • Nippon Oil
      • Nippon Oil Exploration Berau
      • Nippon Steel
      • Nippon Steel & Sumikin Engineering Co., Ltd.
      • NJS Consulting Engineers
      • Osaka Gas
      • Overseas Petroleum Corporation (OPC)
      • Sakhalin Oil and Gas Development (Sodeco)
      • Shizuoka Gas
      • Sojitz Corporation
      • Taihei Dengyo Kaisha
      • Teikoku Oil
      • Tokyo Electric Power Co. (TEPCO)
      • Tokyo Gas
      • Toyo Engineering
      • Toyota Tsusho Corporation

    • Kazakhstan
      • Agip KCO
      • Asia Gas Pipeline (AGP)
      • ExxonMobil Kazakhstan
      • KazMunaiGas (Kazakh oil and gas)
      • KazStroyServices Plc
      • KazTransGas
      • KazTransOil
      • MunaiTas
      • North Caspian Operating Company (NCOC)
      • Zhaikmunai

    • Laos
      • PetroLao

    • Malaysia
      • Alam Maritim
      • Asia Consortium Petroleum Engineering and Gas
      • Barmada McDermott (BMD)
      • Bumi Armada
      • Carigali-PTTEP Operating
      • Dialog E&C
      • Dialog Group
      • Distinct Objective Sdn Bhd (DOSB)
      • Enmac Sekutu Sdn Bhd
      • ExxonMobil Exploration and Production Malaysia (EMEPMI)
      • Gas Malaysia
      • I'DA World Group Sdn Bhd
      • Joint Development Area (JDA) Malaysia-Thailand.
      • Kebabangan Petroleum Operating Company (KPOC)
      • Kencana HL
      • Leighton Asia (Southern)
      • Leighton Offshore
      • Malaysia Marine and Heavy Engineering Holdings (MHB)
      • Merapoh
      • Ministry of Energy, Green Technology and Water
      • Murphy Sabah Oil
      • Nacap Asia Pacific (Malaysia)
      • Petro-Pipe (Sabah) Sdn Bhd
      • Petronas
      • Petrosab Logistik
      • Ramunia Holding
      • Ranhill Berhad
      • Real Offshore Installation
      • Sabah Shell Petroleum
      • Saipem Asia
      • SapuraAcergy (Subsea 7)
      • SapuraCrest Petroleum
      • SapuraKencana
      • Shell Oil and Gas Malaysia Llc
      • Sime Engineering Services
      • Tl Offshore (M) Sdn Bhd
      • Trans-Peninsula Petroleum (TPP),
      • Wah Seong Corporation Berhad

    • Myanmar
      • Geocomp Myanmar
      • Myanma Oil & Gas Enterprise (MOGE)
      • Native Power Technology
      • SMART Technical Services

    • Nepal
      • Nepal Oil Corporation (NOC)

    • Pakistan
      • Capital Development Authority (CDA)
      • Crescent Group
      • Frontier Works Organization (FWO)
      • Inter State Gas Systems (ISGS)
      • Mol Pakistan Oil & Gas Co.
      • National Engineering Services Pakistan (NESPAK)
      • Pak-Arab Refinery (PARCO)
      • Pakistan Petroleum Ministry
      • Pakistan State Oil
      • Sui Northern Gas Pipelines (SNGPL)
      • Sui Southern Gas Company (SSGC)

    • Philippines
      • Asian Development Bank (ADB)
      • Philippine National Oil (PNOC)
      • Shell Philippines Exploration

    • Russia
      • Bumi Armada Caspian LLC.
      • Caspian Pipeline Consortium (CPC)
      • ChelPipe
      • Chevron Neftegaz Inc.
      • Daltransgaz
      • East Siberian Gas Company
      • Exxon Neftegaz
      • ExxonMobil Russia
      • Gazprom
      • Gazprom Invest Vostok
      • Gazprom Mezhregiongaz
      • Giprovostokneft
      • Imperial Energy
      • Interros
      • Itera
      • Lukoil
      • Lukoil-Neftegasstroy (LNGS)
      • Lukoil-Nizhnevolzhskneft
      • Mezhregiontruboprovodstroy (MRTS
      • MRK-Engineering
      • Novatek
      • Promstroi Group
      • Rosneft
      • Rostec
      • Rusia Petroleum
      • Sakhalin Energy Investment
      • Sevmorneftegaz
      • Sibneft
      • Sovcomflot
      • Stroygazmontazh
      • Stroytransgaz
      • Surgutneftegaz
      • Tatneft
      • TNK-BP
      • Transneft
      • Transnefteprodukt
      • TsUP VSTO
      • Tyumen Oil Co.
      • Vankorneft
      • Verkhnechonskneftegas (VCNG)
      • VNIIST Oil and Gas Engineering Company
      • Vostoknefteprovod
      • Yamalgasinvest
      • Yukos
      • Zakneftegaz-Prometery
      • Zarubezhneft

    • Singapore
      • BP Asia Pacific
      • Britoil
      • EOC
      • Federal International (2000)
      • Gaffney Cline (Singapour)
      • Global Industries Asia Pacific
      • Global Process System (GPS)
      • Hallin Marine Subsea International
      • J. Ray McDermott Far East
      • Keppel Seghers Engineering Singapore
      • Kvaerner E&C Singapore
      • PowerGas
      • Shell Gas & Power Asia Pacific
      • Singapore Petroleum Company
      • SMOE
      • Swiber Holdings

    • South Korea
      • ACE Engineering
      • Daelim industrial
      • Daewoo Engineering & Construction
      • Daewoo International Corporation
      • Daewoo Shipbuilding & Marine Engineering
      • Dilem Company
      • Dongah Tec
      • GS Engineering & Construction Corp.
      • Hanwha Engineering and Construction Company
      • Hyundai Asan Corporation
      • Hyundai Corporation
      • Hyundai Engineering & Construction (HEC)
      • Hyundai Heavy Industries
      • KOGAS (Korea Gas Corporation)
      • KOMIPO (Korea Midland Power)
      • Korea National Oil (KNOC)
      • Korea Western Power Co.
      • Korean Water Resources Corporation (KWRC)
      • KoRus Gas
      • KOSPO (Korea Southern Power)
      • Sambunstruction
      • Samsung Engineering
      • Samsung Heavy Industries
      • SK Corporation
      • SKEC
      • STX Heavy Industries

    • Sri Lanka
      • Ceylon Petroleum Storage Terminals
      • National Water Supply & Drainage Board (Sri Lanka)
      • Sierra Construction (Sri Lanka)

    • Taiwan
      • Chinese Petroleum Corporation (CPC)
      • Water Resources Agency (Taiwan)

    • Thailand
      • Amerada Hess Thailand
      • APICO Thailand
      • Bangkok Aviation Fuel Services (BAFS)
      • CH.Karnchang Public Company
      • Chevron Offshore (Thailand)
      • Chevron Thailand Exploration and Production
      • Clough (Thailand)
      • Cuel
      • ExxonMobil Exploration and Production Khorat
      • FPT (Fuel Pipeline Transportation)
      • Global Industries Offshore (Thailand)
      • Gulf Energy
      • McConnell Dowell Constructors Thai
      • Nacap Asia Pacific (Thailand)
      • NuCoastal (Thailand) (NTL)
      • Pearl Oil (Thailand)
      • PTT (Petroleum Authority of Thailand)
      • PTT Exploration and Production (PTTEP)
      • PTT Publicmpany
      • PTTEP Hoan-Vu Company Limited or PTTEP HV
      • PTTEP Thailand
      • Sukhothai Petroleum
      • Suvarnabhumi International Airport (SBIA)
      • Taksina Pipeline
      • Thappline (Thai Petroleum Pipeline)
      • Trans Thai-Malaysia (Thailand) - Trans Thai-Malaysia (Malaysia)

    • Turkmenistan
      • TurkmenGaz
      • Turkmenneftegazstroi

    • Uzbekistan
      • Asia Trans Gas
      • Bukhara Samarkand Water Supply Project
      • Uzbekneftegaz

    • Vietnam
      • BP Vietnam
      • Chevron Vietnam
      • Hoan Vu Joint Operating Company (HVJOC)
      • Japan Vietnam Petroleum (JVPC)
      • Petro Vietnam Gas Investment and Construction
      • Petroleum Technical & Services Company (PTSC)
      • PetroVietnam
      • PetroVietnam Exploitation and Production (PVEP)
      • PetroVietnam Gas Company (PV Gas)
      • PetroVietnam Gas Investment and Construction
      • Petrovietnam Technical Services (PTSC)
      • PTSC Mechanical and Construction (PTSC M&C),
      • Soco Vietnam
      • Vietsovpetro

  • Australasia
    • Australia
      • ABB Australia
      • Abigroup
      • ACTEW Corporation
      • AGL Energy
      • AGL-Petronas Consortium
      • AJ Lucas Group
      • Alcan Gove
      • Alinta Energy
      • ANZ Infrastructure Services (ANZIS)
      • Anzon Australia
      • APA Group
      • Apache Energy
      • Apache Northwest
      • APT
      • AquaSure
      • Arc Energy
      • Arrow Energy
      • Atteris Enginerring
      • Aurox Resources
      • Ausenco
      • AusNet Services
      • Australia Pacific LNG (APLNG).
      • Australian Gas Light Company (AGL)
      • Australian Gas Networks
      • Australian Government Water Fund
      • Australian National Power (ANP)
      • Australian Pipeline Trust (APT)
      • AWE (Australian Worldwide Exploration)
      • Baraka Petroleum
      • Barwon Water
      • Basin Oil
      • Bathurst Regional Council
      • Beach Energy
      • Bega Valley Shire Council
      • Benaris International
      • BHP Billiton
      • Blue Energy
      • Bow Energy
      • BP Developments Australia
      • Broken Hill Proprietary Company (BHP)
      • Built Environs
      • Burns and Roe Worley
      • Central Petroleum
      • Central Tablelands Water (CTW)
      • Chevron Australia
      • CITIC Pacific Mining
      • Clough
      • Clough Engineering
      • Clough Projects International
      • Clough Sea Trucks Joint Venture
      • Coliban Water
      • Comdain Civil Constructions
      • ConocoPhillips Australia
      • Consolidated Contractors Australia
      • Cooper Energy
      • Cue Energy
      • DBP Development Group (DDG)
      • Deerubbin WaterFutures Consortium
      • Delco Australia
      • Delta Electricity
      • Diona
      • Diversified Construction Corporation
      • Drillsearch Energy
      • DUET Group
      • East Australian Pipeline Ltd
      • East Coast Pipeline (ECP)
      • Eastern Star Gas (ESG)
      • EGS Survey Australia (EGS)
      • Elk Petroleum
      • Empire Oil and Gas
      • Energy World Corporation (EWC)
      • Enertrade
      • Eos Joint Venture
      • Epic Energy
      • ERM Power
      • Esperance Pipeline (EPC)
      • Esso Australia Resources
      • Esso Highlands
      • Exergen
      • Exoma Energy
      • Foster Wheeler Energy Limited (Australia)
      • Fugro Survey, Australia
      • FutureFlow
      • GHD
      • Gladstone Area Water Board
      • Gladstone Pacific Nickel
      • GLNG joint venture
      • Global Offshore
      • Gold Road Resources
      • Gordon Joint Venture
      • Gosford-Wyong Council Water Authority
      • Goulburn Mulwaree Council
      • Goulburn-Murray Water
      • Goverment of Victoria - Department of Transport
      • Government of Victoria
      • Government of Western Australia
      • Grange Resources
      • Greenfield Technical Services
      • Greenhouse Gas Abatement Program
      • Gunns
      • GWMWater
      • Hastings Diversified Utilities Fund (HDF)
      • Highlands Pacific
      • Horizon Oil Limited
      • Hunter Gas Pipeline
      • Icon Energy
      • Inpex Browse
      • Intecsea Australia - Intecsea
      • J P Kenny (Perth)
      • Jacka Resources Limited
      • Japan Australia LNG (MIMI)
      • Jemena
      • John Holland
      • Karoon Gas Australia
      • Kellogg Joint Venture
      • Land Access & Management Services (LAMS)
      • Leed Engineering and Construction
      • Leigh Creek Energy Limited (LCK)
      • Leighton Contractors
      • Leighton Holdings
      • Linc Energy
      • LinkWater
      • Liquefied Natural Gas Limited
      • Liquid Niugini Gas
      • Lower Murray Water
      • Marengo Mining
      • Maunsell AECOM
      • McConnell Dowell
      • McConnell Dowell Constructors (Aust)
      • McCoy Engineering
      • Melbourne Water
      • Metgasco
      • Ministry for Climate Change, Energy Efficiency and Water
      • Mitchell Water
      • Mitsui E&P Australia
      • Mittwell Energy
      • Monadelphous
      • Mount Gibson Iron
      • Murphy Pipe & Civil - MPC
      • Nacap Australia
      • New South Wales Office of Water
      • New Standard Exploration
      • Newcrest Mining
      • NewGen Power
      • Nexus Energy
      • Northern Territory Government (Australia)
      • NT Gas
      • OMV - Australia (Basin Oil)
      • Origin Energy
      • OSD Energy Services
      • Pacific Aluminium
      • Pan Pacific Petroleum (PPP)
      • Peedamullah Petroleum
      • Petronas Australia
      • Petsec Energy
      • Phosphate Australia
      • Pipeline Systems Intl
      • PTTEP Australasia (PTTEP AA)
      • Queensland Curtis LNG Project
      • Queensland Gas Company (QGC)
      • Queensland Government
      • Rialto Energy
      • Rockhampton Regional Council
      • SA Water
      • Santos
      • Santos (Sampang)
      • Senex Energy
      • Shell Development (Australia)
      • Sinclair Knight Merz.
      • Snow Hydro
      • South Australia Water Corporation
      • South Australian Government
      • South East Australia (SEA)
      • Southern Downs Regional Council (Australia)
      • Southern Seawater Alliance Consortium (SSWA)
      • Spiecapag Lucas
      • Sunshine Coast Regional Council (Queensland)
      • SunWater
      • Sydney Water
      • Tap Oil
      • Tasmanian Irrigation Development Board
      • Technip Chiyoda Fluor Joint Venture
      • Technip Oceania
      • Transfield Services (Australia)
      • Trinity Gas Resources
      • United Infrastructure
      • URS Corporation Australia
      • Victorian Water Trust
      • Water Corporation of Western Australia (The)
      • Water Delivery Alliance
      • WDS
      • Wood Group Kenny
      • Wood Group Wagners
      • Woodside Energy
      • Woodside Petroleum
      • Worley Pipelines & Terminals
      • WorleyParsons

    • New Zealand
      • Amuri Irrigation Co (AIC)
      • Natural Gas Corporation of New Zealand (NGC)
      • Nelson City Council
      • New Zealand Oil & Gas (NZOG)
      • Tauranga City
      • Vector Limited

    • Papua New Guinea
      • Mineral Resources Development (MRDC)
      • Oil Search
      • Orogen Minerals (OML)
      • Petromin PNG