Our Members
Full
Limited
International
International Affiliate
Associate
Associate Honorary
Foreign Honorary
- Argentine Petroleum & Gas Institute
- Asociacion Mexicana De Gas Natural A.C.
- Austrian Association for Gas & Water Industries
- Council for Oil & Gas Industry
- Danish Gas Technical Association
- DVGW, The German Technical and Scientific Association on Gas and Water
- Energy Supply Association of Australia Limited
- French Gas Association
- Institution of Gas Engineers & Managers
- International Gas Union
- Natural Gas Society
- Petroleum Institute of Pakistan
- Polish Assoc. of Sanitary Engineers & Technicians
- Royal Belgium Gas Association
- Royal Dutch Gas Association – KVGN
- Swedish Gas Association
- Swiss Gas and Water Industry Association
- The Japan Gas Association
- The Korea Gas Union
Products and Services Companies
- 3P Utility Services
- A.Y. McDonald Manufacturing Company
- ABB Inc.
- Accurate Corrosion Control, Inc.
- Aclara
- ADV Integrity
- Advanced Control Panels, Inc.
- AEGIS Insurance Services, Inc.
- Aeris Technologies, Inc.
- Agave Wire LTD
- AGI Construction, Inc.
- AGRU AMERICA, Inc.
- Aim Energy Group Inc.
- AJS Consulting and Advisement LLC
- Algas-SDI
- Aliaxis Utilities France
- Alisto Engineering Group, Inc.
- Allan Edwards
- Alliance Consulting Group
- Altec Industries
- American Innovations
- Antea Group
- Aptus Group USA, LLC
- ARCOS LLC
- Arc-Two Consulting Inc.
- Ariel Corporation
- Artera Services
- Atrium Economics, LLC
- AVEVA Inc
- Babst Calland
- Badger Daylighting Corp.
- Balon Corporation
- Barr Engineering Co.
- Bascom-Turner Instruments
- Bay Utility Associates, LLC
- BelGAS
- Benton-Georgia, LLC
- Bevolo Gas & Electric Lights
- Bingham & Taylor
- Bison Engineering, Inc.
- BJ Inspections Inc.
- Black & Veatch Corporation
- Black & Veatch Corporation
- Black & Veatch Corporation
- Black & Veatch Management Consulting
- Blackeagle Energy Services
- Blackline Safety
- Blue Engineering and Consulting Company
- Boehmer Valve, Inc.
- Border States
- Bradley B Bean PE
- Brief Relief
- BROEN, Inc.
- Burns & McDonnell
- Calpine
- Campos EPC LLC
- Canada Pipeline Accessories Company Ltd.
- Cavagna North America
- CB&I Storage Solutions, Division of McDermott International
- Celerity Consulting Group
- Centuri Group, Inc.
- Certarus Ltd
- CGI Utilities
- CHA Consulting, Inc.
- Chevron Phillips Chemical Co.
- CHI Engineering Services Inc.
- Chicago Fittings Corporation
- CH-IV International
- Cintas Corporation
- Civil & Environmental Consultants, Inc.
- CivilGrid
- Colorado Engineering Experiment Station Inc
- Concentric Energy Advisors Inc.
- Consolidated Analytical Systems, Inc.
- Consolidated Pipe & Supply Co.
- Continuum Capital
- Control Southern, Inc.
- Copperhead Industries, LLC
- Copperleaf Technologies
- Cornerstone Energy Services, Inc.
- Corpac Steel Products Corporation
- Cosmodyne, LLC
- CR Wall
- Critigen
- CS Week
- Cullen and Dykman LLP
- Davis Wright Tremaine LLP
- Daymark Energy Advisors, Inc.
- Deloitte
- Deloitte
- Deloitte
- Deloitte
- Deloitte Tax LLP
- d'Escoto, Inc.
- Digital Control Incorporated
- Ditch Witch
- DNV
- Dow
- Doyle Hartman, Oil Operator
- Dresser Becker Precision Equipment
- Dresser Pressure Regulation Group
- Dresser Utility Solutions
- Dupont Personal Protection
- Dynamic Risk USA
- E.G.O. North America, Inc.
- E2 Consulting Engineers, Inc.
- Eagle Research Corporation
- EcoEngineers
- Ecotec Solutions, Inc./Gazomat
- EDM Services, Inc.
- EF Technologies, Inc.
- EGW Utilities
- EigenPatterns
- Elecnor Hawkeye LLC
- Elecsys Corporation
- ELM Companies
- Emerson
- Emerson Automation Solutions – Micro Motion, Inc.
- Emerson Automation Solutions – Remote Automation Solutions
- Enchanted Rock LLC
- Endress+Hauser Flow USA, Inc.
- Energy Control Systems, Inc.
- Energy Economics Inc.
- Energy Experts International
- Energy Land & Infrastructure, LLC
- ENERGY worldnet, Inc.
- EnerSys Corporation
- Enterprise Products Partners, L.P.
- ENTRUST Solutions Group
- EnviroCal, Inc.
- Epcon Partners, Inc.
- Epoch Solutions Group Inc.
- Equipment Controls Company
- Equix, Inc.
- Esri, Inc.
- Evercore
- Evergreen Compliance LLC
- Evonik Corporation
- exp Energy Services Inc.
- Exponent, Inc.
- Farnsworth Group, Inc.
- Farwest Corrosion Control Company
- FIMP Engineering, Inc.
- Fitch Ratings
- Flagger Force Traffic Control Services
- Fortress Information Security
- Foster Associates Consultants, LLC
- Foundation Energy Management, LLC
- Frontics America
- G2 Integrated Solutions
- Gannett Fleming Valuation and Rate Consultants, LLC
- Gas Certification Institute
- Gas Operations Innovation Alliance, LLC
- Gas Transmission Systems, Inc.
- GDS Associates, Inc.
- GE / Dresser
- GE Oil & Gas – Dresser Meters and Instruments
- GEI Consultants, Inc.
- GeoEngineers, Inc.
- GEOMAGIC Utility Solutions, Inc.
- Gold Shovel Association
- Grace Industries LLC
- Grid One Solutions Inc.
- GROEBNER
- GTI Energy
- GZA GeoEnvironmental, Inc.
- Halliburton Energy Services
- HammerHead Trenchless
- HBK Engineering, LLC
- HDR
- Heath Consultants Inc.
- Hermann Sewerin GmbH
- Hexagon Mobile Pipeline
- Holland Engineering, Inc.
- Holland Supply Company
- Homeowner Services Group
- HomeServe USA
- Honeywell Process Solutions
- Honeywell Smart Energy
- Hubbell Gas Connectors & Accessories
- Hydromax USA
- ICF
- InduMar Products, Inc.
- Industrial Training Services, Inc.
- INFICON
- Infra Pipe Solutions
- Ingevity
- Inner-Tite Corp.
- Innovative Compliance, Inc.
- Integrated Utility Services
- Integrity Assessment Group
- Integrity Solutions Ltd
- International Standard Valve, Inc.
- International/Interprovincial Corrosion Control
- Intero Integrity Services
- Ionix Gas Technologies
- IPEX USA LLC
- IPKeys Power Partners
- Irby Utilities
- irth Solutions
- ISCO Industries
- Itron, Inc.
- JANA
- JMS Natural Gas Consulting LLC
- Joe Knows Energy LLC
- John P. Woodyard, PE
- Jomar Valve
- Kelley Instrument Machine, Inc.
- Kentucky Laborers' District Council
- Kerotest Manufacturing Corp.
- KGM
- Kiely Family of Companies
- Kimley-Horn and Associates
- Kleinfelder, Inc.
- Kobus Inc.
- KPMG LLP
- L J Ross Associates
- LaFata Contract Services, LLC
- Landis + Gyr
- LASEN Inc.
- Lau, Lane, Pieper, Conley & McCreadie, P.A.
- Law Offices of James D Albright
- Leak Detection Service Inc.
- Liberty Coating Company LLC
- Linc Energy Systems
- Linestar Integrity Services
- Lucasys
- Luvian Partners, Inc.
- Lyondell Basell Industries
- Magnolia River
- Marquette Energy Analytics
- MasTec North America, Inc.
- Matrix Service Company
- Maxitrol Company
- MBW Incorporated
- McCarter & English, LLP
- McDonald Hopkins LLC
- McElroy Manufacturing, Inc.
- Meade
- Mears Group, Inc.
- Meter Valve & Control Inc
- Michels Utility Services Inc.
- Mid Ohio Pipeline
- Milhouse Engineering and Construction, Inc.
- Miller Consulting Services
- Miller Environmental Group, Inc.
- Miller Pipeline
- Milwaukee Tool
- Minnesota Power
- MISTRAS Group Inc.
- MMT
- MOBILTEX Data Ltd.
- Morgan Stanley
- Morgan, Lewis & Bockius LLP
- Mosaic
- Mott MacDonald
- MRC Global
- Mueller Company – Gas Products Division
- Mustang Sampling
- National Underground Group
- Natural Gas Technologies Centre
- New Cosmos USA, Inc.
- Nightstick
- Northwest Lineman College
- Norton McMurray Manufacturing Company
- Novaspect, Inc.
- NPL Construction Co.
- OMark Inc.
- Omega Flex
- Omni Flow Computers, Inc.
- Onboard Dynamics, Inc.
- Open Systems International
- Oracle Corporation
- Otis Minnesota Services
- Outrider Gas Transports
- PA Consulting Group, Inc.
- Patrick Engineering
- Peak Utility Services Group
- Performance Pipe, Div. of Chevron Phillips Chemical Company LP
- Pergam Technical Services
- Phillips Lytle LLP
- PI Confluence, Inc.
- Picarro Inc.
- Pietro Fiorentini USA, Inc
- Pike Gas Services, LLC
- Pipe Strong, LLC
- Pipeline Conditioning, LLC
- Pipeline Equipment Resource Company
- Pipeline Plastics, LLC
- Pipeline Testing Consortium, Inc.
- Plasson USA
- Plauche' Maselli Parkerson
- PLCS LLC
- PolyPipe LLC
- Pond and Company
- Post & Schell, P.C.
- Poten & Partners
- Praemia Incorporated
- Precision Pipeline Solutions, LLC
- Primoris Services Corporation
- Probe Technologies
- Progressive Pipeline Management
- Qi2 Elements
- Quorum Business Solutions
- R. A. Hoffmann Engineering, PC
- RBC Resources LLC
- RCP Inc.
- REEThink, Inc.
- Regions Securities, LLC
- RegSafe
- Regulated Capital Consultants, LLC
- Renaissance Global Services, LLC
- RK&K
- RMG Americas, Inc.
- Robert H. Peterson Company
- Robert J. Devereaux Corporation, Inc.
- Roland Berger LP
- Roman E&G Corp
- Romet Limited
- ROSEN Group
- Roxtec Inc.
- Sanborn, Head & Associates, Inc.
- Sander Resources
- ScottMadden, Inc.
- Seiler Instrument
- Sensia
- SENSIT Technologies
- Sensus, a xylem brand
- Shactee Engineering LLC
- Shell Polymers
- Siargo, Inc.
- SICK, Inc.
- Sidock Group, Inc.
- Silver Needle, Inc.
- SiteWise LLC
- Six One Commodities Global LLC
- SLR International
- Smartapp.com
- Southeast Connections, LLC
- Southern Cross LLC
- Southwest Research Institute
- Stabilis Solutions
- Stake Center Locating
- Standby Systems, Inc.
- Stantec
- STATS International Inc
- Steptoe & Johnson PLLC
- Sterling Engineering
- Stream-Flo Industries
- Structural Integrity Associates, Inc.
- Suburban Consulting Engineers, Inc.
- Superior Pipeline Services
- T.D. Williamson
- Tansley Associates Environmental Sciences
- Teco Americas
- Teel Plastics Inc.
- Teledyne GMI
- The Hallen Construction Company
- The HDD Company
- TMCO Operating, LLC
- Total Energy Corp.
- TRC
- Trenton Corporation
- Trico Surveying and Mapping Inc.
- TRUVAC by Vactor Manufacturing
- UDC
- UI Solutions Group
- ULC Robotics
- UMS Group Inc.
- Unconventional Gas Solutions
- Underground Construction Co., Inc.
- Unearth
- United Poly Systems
- Universal Vortex, Inc.
- UPSCO Inc.
- Urbint
- UtiliQuest LLC
- Utilities and Industries
- Utility Line Services, Inc.
- Utilligent
- Van Ness Feldman LLP
- Vector Force Development, LLC
- Vermeer Corporation
- Victaulic Company
- Wade Trim
- Waste Management
- Wesco | Anixter
- West Monroe
- WFMS, Inc.
- Whitman Consulting Organization, Inc.
- Williams Furnace Company
- WL Plastics Corp.
- World Wide Nondestructive Testing
- WSB
- WSP USA
- XONA Systems, Inc.
- YZ Systems, Inc.
Industry Associates
- Air-Conditioning, Heating and Refrigeration Institute
- Alabama Natural Gas Association
- American Public Gas Association
- Arkansas Gas Association
- Canadian Gas Association
- Energy Association of Pennsylvania
- Florida Natural Gas Association
- Illinois Energy Association
- Indiana Energy Association, Inc.
- Interstate Natural Gas Association of America
- Iowa Natural Gas Association
- Kentucky Gas Association
- Michigan Electric & Gas Association
- Midwest ENERGY Association
- Missouri Energy Development Association
- National Propane Gas Association
- New Jersey Utilities Association
- New Mexico Oil & Gas Association
- Northeast Gas Association
- Northwest Gas Association
- Ohio Gas Association
- Ontario Energy Association
- Plastics Pipe Institute
- Southern Gas Association
- Tennessee Gas Association
- Texas Gas Association
- West Virginia Oil and Natural Gas Association
- Western Energy Institute
- Wisconsin Utilities Association
U.S. Energy Utilities
- Algonquin Power & Utilities Corp.
- ALLETE, Inc.
- Alliant Energy Corporation
- AltaGas Ltd.
- Ameren Corporation
- Ameren Illinois
- Ameren Missouri
- Appalachian Natural Gas Distribution
- Arkansas Oklahoma Gas Corporation
- Aspire Energy
- Atmos Energy Corporation
- AVANGRID Inc.
- Avangrid Networks, Inc.
- Avista
- Bangor Natural Gas Company
- Berkshire Gas Company
- Berkshire Hathaway Energy
- BGE, An Exelon Company
- Black Hills Corporation
- Black Hills Energy
- Bluefield Gas Company
- Cascade Natural Gas Corporation
- CenterPoint Energy
- Central Florida Gas Co., Div. Chesapeake Utilities
- Central Hudson Gas & Electric Corporation
- Chesapeake Utilities Corp., Delaware & Maryland Divisions
- Chesapeake Utilities Corporation
- Citizens Energy Group
- Citizens Gas Fuel Company
- City of Hastings
- City of Monroe
- Clarke-Mobile Counties Gas District
- Clearwater Gas System
- CMS Energy Corporation
- Colorado Natural Gas, Inc.
- Colorado Springs Utilities
- Columbia Gas of Kentucky
- Columbia Gas of Maryland
- Columbia Gas of Ohio
- Columbia Gas of Pennsylvania
- Columbia Gas of Virginia
- Connecticut Natural Gas Corporation
- Consolidated Edison Company of New York, Inc.
- Consolidated Edison, Inc.
- Consumers Energy Company
- Corning Natural Gas Corporation
- Corning Natural Gas Holding Corporation
- CoServ Gas
- CPS Energy
- Cut Bank Gas Company
- Delmarva Power, An Exelon Company
- Delta Natural Gas Company, Inc.
- Dominion Energy
- Dominion Energy – Southeast Energy Group
- Dominion Energy Ohio
- Dominion Energy Utah
- DTE Energy
- DTE Gas Company
- Duke Energy Corporation
- Eastern Natural Gas Company
- Easton Utilities
- Elizabethtown Gas
- Emera Inc.
- Energy West Montana, Inc.
- ENSTAR Natural Gas Company
- Entergy Louisiana, LLC
- Entergy New Orleans, LLC
- Entergy Services, LLC
- EPCOR USA
- Essential Utilities
- Eversource
- Eversource Energy
- Exelon Corporation
- Fitchburg Gas and Electric Light Company
- Florida Public Utilities Company
- Fort Pierce Utilities Authority
- Fortis Inc.
- FortisBC Energy Inc.
- Frontier Natural Gas Company
- Gainesville Regional Utilities
- Great Plains Natural Gas Co.
- Greater Minnesota Gas, Inc.
- Greenville Utilities
- Greenwood Commissioners of Public Works
- HAWAI'I GAS
- Hearthstone Utilities, Inc.
- Holyoke Gas & Electric
- Hope Gas Inc.
- Illinois Gas Company
- Intermountain Gas Company
- Interstate Power and Light Company
- Kansas Gas Service
- KNG Energy
- Leatherstocking Gas Company LLC
- LG&E-KU, PPL Companies
- Liberty
- Liberty Algonquin Business Services
- Madison Gas and Electric Company
- Maine Natural Gas
- MDU Resources Group, Inc.
- Memphis Light, Gas & Water Division
- Metropolitan Utilities District
- MGE Energy, Inc.
- Michigan Gas Utilities
- MidAmerican Energy Company
- Middle Tennessee Natural Gas Utility District
- Minnesota Energy Resources
- Montana-Dakota Utilities Co.
- Mountaineer Gas Company
- Mt. Carmel Public Utility Co.
- National Fuel Gas Company
- National Fuel Gas Distribution Corporation
- National Grid
- New Jersey Natural Gas Company
- New Jersey Resources
- New Mexico Gas Company
- New York State Electric & Gas Corporation
- NIPSCO
- NiSource Inc.
- North Shore Gas
- Northeast Ohio Natural Gas
- Northern Utilities, Inc.
- NorthWestern Energy
- Norwich Public Utilities
- NV Energy
- NW Natural
- Oak Ridge Utility District
- Ohio Valley Gas Corporation
- Okaloosa Gas District
- Oklahoma Natural Gas
- ONE Gas, Inc.
- Orange & Rockland Utilities, Inc.
- Orwell Natural Gas Company
- Pacific Gas and Electric Company
- PECO, An Exelon Company
- Peoples Gas
- Peoples Natural Gas
- Pepco, An Exelon Company
- Philadelphia Gas Works
- Piedmont Natural Gas Company, Inc.
- Pike County Light and Power
- Pike Natural Gas Company
- PPL Corporation
- Public Service Electric and Gas Company
- Puget Sound Energy
- RGC Resources, Inc.
- Richmond Utilities Board
- Roanoke Gas Company
- Rochester Gas & Electric Corporation
- Rocky Mount Public Utilities
- San Diego Gas & Electric Company
- Sandpiper Energy
- SEMCO Energy Gas Company
- SíEnergy
- SJI Utilities
- South Jersey Gas Company
- South Jersey Industries, Inc.
- Southeastern Natural Gas
- Southern California Gas Company
- Southern Company
- Southern Company Gas
- Southern Connecticut Gas Company
- Southwest Gas Corporation
- Southwest Gas Holdings, Inc.
- Southwestern Virginia Gas Company
- Spire Inc.
- Summit Natural Gas of Maine, Inc.
- Summit Natural Gas of Missouri, Inc.
- Summit Utilities Arkansas
- Summit Utilities, Inc.
- Superior Water, Light and Power Company
- TECO Energy
- TECO Peoples Gas
- Terrebonne Parish Consolidated Government
- Texas Gas Service
- The Energy Cooperative
- UGI Energy Services
- UGI Utilities, Inc.
- Union Oil & Gas Inc.
- UniSource Energy Services
- Unitil Corporation
- UNS Energy Corp., a Fortis Co
- UNS Gas, Inc.
- Utility Pipeline, Ltd.
- Valley Energy, Inc.
- Vectren Corporation
- Vermont Gas Systems, Inc.
- Washington Gas
- We Energies
- WEC Energy Group
- Westfield Gas & Electric
- WGL Holdings, Inc.
- Wisconsin Power & Light Company
- Wisconsin Public Service
- Xcel Energy Inc.
International Energy Affiliates
International Energy Companies
Transmission and Marketing Companies
- ARM Energy Midstream
- ATCO Gas
- ATCO Group
- BHE GT&S
- Centra Gas Manitoba Inc.
- Cheniere Energy, Inc.
- Constellation Energy Generation, LLC
- Dominion Carolina Gas Transmission, LLC
- Dow Pipeline Company
- DT Midstream
- Eastern Shore Natural Gas Company
- Enbridge Gas Inc.
- Enbridge Inc.
- Énergir
- Gas South, LLC
- Intragaz
- Kern River Gas Transmission Co.
- Kinder Morgan Inc.
- Manitoba Hydro
- Monument Pipeline, LP
- National Fuel Gas Supply Corporation
- Northern Natural Gas Company
- NW Natural Gas Storage
- ONEOK, Inc.
- Rockpoint Gas Storage
- Southern Natural Gas Company
- Southern Star Central Gas Pipeline, Inc.
- St. Lawrence Gas
- TC Energy
- Tellurian, Inc.
- Tenaska Marketing Ventures
- Tennessee Gas Pipeline
- WBI Energy, Inc.