| Alabama Natural Gas Association (ANGA) |
Birmingham |
Alabama |
USA |
| Alaska Oil & Gas Association (AOGA) |
Anchorage |
Alaska |
USA |
| American Association of Petroleum Geologists (AAPG) |
Tulsa |
Oklahoma |
USA |
| American Association of Professional Landmen (AAPL) |
Fort Worth |
Texas |
USA |
| American Gas Association (AGA) |
Washington |
District of Columbia |
USA |
| American Exploration & Production Council (AXPC) |
Washington |
District of Columbia |
USA |
| American Institute of Chemical Engineers (AIChE) |
New York |
New York |
USA |
| American Natural Gas Alliance (ANGA) |
Washington |
District of Columbia |
USA |
| American Petroleum Institute (API) |
Washington |
District of Columbia |
USA |
| American Public Gas Association (APGA) |
Fairfax |
Virginia |
USA |
| Arkansas Independent Producers & Royalty Owners Association (AIPRO) |
Little Rock |
Arkansas |
USA |
| Association of American State Geologists (AASG) |
|
|
USA |
| Association of Energy Engineers (AEE) |
Atlanta |
Georgia |
USA |
| Association of Energy Service Companies (AESC) |
Houston |
Texas |
USA |
| Association of Energy Services Professionals International (AESP) |
Jupiter |
Florida |
USA |
| Association of Professional Energy Consultants (APEC) |
|
Illinois |
USA |
| Association of Texas Intrastate Natural Gas Pipelines now Texas Pipeline Association |
Austin |
Texas |
USA |
| California Independent Petroleum Association (CIPA) |
Sacramento |
California |
USA |
| Canadian Association of Petroleum Producers (CAPP) |
Calgary |
Alberta |
Canada |
| Canadian Energy Pipeline Association (CEPA) |
Calgary |
Alberta |
USA |
| Canadian Gas Association (CGA) |
Toronto |
Ontario |
USA |
| Colorado Oil & Gas Association (COGA) |
Denver |
Colorado |
USA |
| East Texas Producers & Royalty Owners Association |
Kilgore |
Texas |
USA |
| Eastern Kansas Oil & Gas Association (EKOGA) |
Chanute |
Kansas |
USA |
Energy Association of Pennsylvania
formerly Pennsylvania Electric Association formerly Pennsylvania Gas Association |
Harrisburg |
Pennsylvania |
USA |
| Energy Bar Association (EBA) formerly Federal Energy Bar Association formerly Federal Power Bar Association |
Washington |
District of Columbia |
USA |
| European Federation of Energy Traders (EFET) |
Amsterdam |
|
The Netherlands |
| Florida Independent Petroleum Producers Association, Inc. (FLIPPA) |
Pensacola |
Florida |
USA |
| Florida Natural Gas Association (FNGA) |
Tallahassee |
Florida |
USA |
| Gas Processors Association (GPA) |
Tulsa |
Oklahoma |
USA |
| Gas Research Institute (GRI) / Gas Technology Institute (GTI) |
Des Plaines |
Illinois |
USA |
| Geological Society of America (GSA) |
|
|
USA |
| Illinois Oil & Gas Association (IOGA) |
Mt. Vernon |
Illinois |
USA |
| Independent Oil and Gas Association of New York (IOGA of NY) (IOGANY) |
Lakeview |
New York |
USA |
| Independent Oil & Gas Association of Pennsylvania |
Bradford |
Pennsylvania |
USA |
| Independent Oil & Gas Association of West Virginia (IOGA-WV) IOGA of West Virginia, Inc. |
Charleston |
West Virginia |
USA |
| Independent Oil Producers' Agency |
|
California |
USA |
| Independent Oil Producers Association Tri-State (IOPA) |
|
|
USA |
| Independent Petroleum Association of America (IPAA) |
Washington |
District of Columbia |
USA |
| Independent Petroleum Association of Mountain States (IPAMS) |
Denver |
Colorado |
USA |
| Independent Petroleum Association of New Mexico (IPANM) |
Roswell |
New Mexico |
USA |
| Indiana Energy Association |
Indianapolis |
Indiana |
USA |
| Indiana Oil & Gas Association (IOGA) |
|
Indiana |
USA |
| International Association of Geophysical Contractors (IAGC) - Americas Office |
Houston |
Texas |
USA |
| International Association of Geophysical Contractors (IAGC) - Asia Pacific Office |
Kuala Lumpur |
|
Malaysia |
| International Association of Geophysical Contractors IAGC) - EAME Office |
Kent |
England |
UK |
| International Energy Agency (IEA) |
Paris |
|
France |
| International Right of Way Association (IRWA) |
Torrance |
California |
USA |
| Interstate Natural Gas Association of America (INGAA) |
Washington |
District of Columbia |
USA |
| Kansas Independent Oil & Gas Association (KIOGA) |
Wichita |
Kansas |
USA |
| Kentucky Oil & Gas Association (KOGA) |
Frankfort |
Kentucky |
USA |
| Liaison Committee of Cooperating Oil & Gas Associations |
|
|
USA |
| Louisiana Oil & Gas Association (LOGA) |
Baton Rouge |
Louisiana |
USA |
| Lousiana Mid-Continent Oil and Gas Association |
Baton Rouge |
Louisiana |
USA |
| Michigan Basin Geological Society |
East Lansing |
Michigan |
USA |
| Michigan Oil and Gas Association (MOGA) |
Lansing |
Michigan |
USA |
| Midwest Energy Association (MEA) |
Minnetonka |
Minnesota |
USA |
| Midwest Cogeneration Association (MCA) |
Western Springs |
Illinois |
USA |
| Mississippi Independent Producers and Royalty Owners (MIPRO) |
Jackson |
Mississippi |
USA |
| Montana Petroleum Association (MPA) |
Helena |
Montana |
USA |
| Mountain States Legal Foundation (MSLF) |
Lakewood |
Colorado |
USA |
| National Association of Energy Service Companies (NAESCO) |
Washington |
District of Columbia |
USA |
| National Association of Royalty Owners (NARO) |
Norman |
Oklahoma |
USA |
| National Energy Marketers Association (NEM) |
Washington |
District of Columbia |
USA |
National Energy Services Association (NESA)
/ Houston Energy Association (HEA) |
Houston |
Texas |
USA |
| National Petroleum Council (NPC) |
Washington |
District of Columbia |
USA |
| National Propane Gas Association (NPGA) |
Washington |
District of Columbia |
USA |
| National Stripper Well Association (NSWA) |
|
Oklahoma |
USA |
| Natural Gas and Electric Power Society (NGEPS) |
Dallas |
Texas |
USA |
| Natural Gas & Energy Association of Oklahoma (NGEAO) |
Tulsa |
Oklahoma |
USA |
| Natural Gas Society of East Texas (NGSET) |
Tyler |
Texas |
USA |
| Natural Gas Society of the Permian Basin (NGSPB) |
Midland |
Texas |
USA |
| Natural Gas Supply Association (NGSA) |
Washington |
District of Columbia |
USA |
| New Mexico Oil & Gas Association (NMOGA) |
Santa Fe |
New Mexico |
USA |
| New Orleans Geological Society (NOGS) |
New Orleans |
Louisiana |
USA |
| New York State Oil Producers Association (NYSOPA) |
|
New York |
USA |
| North American Energy Standards Board (NAESB) |
Houston |
Texas |
USA |
| North Dakota Petroleum Council |
Bismarck |
North Dakota |
USA |
| North Texas Oil & Gas Association / Texas Alliance of Energy Producers |
Wichita Falls |
Texas |
USA |
Northeast Gas Association (NGA)
formerly The New England Gas Association (NEGA) formerly New York Gas Association formerly New York Gas Group (NYGAS) |
Needham Heights |
Massachusetts |
USA |
| Northwest Gas Association (NWGA) |
Portland |
Oregon |
USA |
| Ohio Oil & Gas Association (OOGA) |
Granville |
Ohio |
USA |
| Oklahoma Independent Petroleum Association (OIPA) |
Oklahoma City |
Oklahoma |
USA |
| Oklahoma Oil & Gas Association |
Oklahoma City |
Oklahoma |
USA |
| Organization of Petroleum Exporting Countries (OPEC) |
Vienna |
|
Austria |
| Panhandle Producers & Royalty Owners Association (PPROA) |
Amarillo |
Texas |
USA |
| Pennsylvania Independent Oil and Gas Association (PIOGA) |
Wexford |
Pennsylvania |
USA |
| Permian Basin Geophysical Society (PBGS) |
Midland |
Texas |
USA |
| Permian Basin Landmen's Association (PBLA) |
Midland |
Texas |
USA |
| Permian Basin Petroleum Association (PBPA) |
Midland |
Texas |
USA |
| Permian Basin Society of Petroleum Engineers (SPE-PB) |
Richardson |
Texas |
USA |
| Petroleum Association of Wyoming (PAW) |
Casper |
Wyoming |
USA |
| Petroleum Marketers Association of America (PMAA) |
Arlington |
Virginia |
USA |
| Rocky Mountain Mineral Law Foundation (RMMLF) |
Westminster |
Colorado |
USA |
| Society of Exploration Geophysicists (SEG) |
Tulsa |
Oklahoma |
USA |
| Society of Independent Professional Earth Scientists (SIPES) |
Dallas |
Texas |
USA |
| Society of Petroleum Engineers (SPE) |
Richardson |
Texas |
USA |
| Society of Petroleum Evaluation Engineers (SPEE) |
Houston |
Texas |
USA |
| Society of Professional Well Log Analysts (SPWLA) |
Houston |
Texas |
USA |
| Society of Women Engineers (SWE) |
Chicago |
Illinois |
USA |
| South Texas Geological Society (STGS) |
San Antonio |
Texas |
USA |
| Southeastern Gas Association (SEGA) |
Willow Springs |
North Carolina |
USA |
| Southern Gas Association (SGA) |
Dallas |
Texas |
USA |
| Southwest Kansas Royalty Owners Association (SWKROA) |
Hugoton |
Kansas |
USA |
| Tennessee Oil & Gas Association (TOGA) |
Brentwood |
Tennessee |
USA |
| Texas Alliance of Energy Producers formerly North Texas Oil and Gas Association (NTOGA) formerly West Central Texas Oil and Gas Association (WCTOGA) |
Wichita Falls |
Texas |
USA |
| Texas Independent Producers & Royalty Owners Association (TIPRO) |
Austin |
Texas |
USA |
| Texas Oil & Gas Association (TXOGA) |
Austin |
Texas |
USA |
| Texas Pipeline Association (TPA) formerly Association of Texas Intrastate Natural Gas Pipelines |
Austin |
Texas |
USA |
| Texas Section of the American Institute of Professional Geologists (AIPG) |
|
Texas |
USA |
| United States Energy Association (USEA) |
Washington |
District of Columbia |
USA |
| US Oil & Gas Association (USOGA) |
Washington |
District of Columbia |
USA |
| West Central Texas Oil & Gas Association (WeCTOGA) / Texas Alliance of Energy Producers |
Wichita Falls |
Texas |
USA |
| West Texas Geological Society (WTGS) /American Association of Petroleum Geologists (AAPG) |
Midland |
Texas |
USA |
| Western States Petroleum Association (WSPA) |
Sacramento |
California |
USA |
