| 1 | Abarta Oil & Gas Co., Inc. | Pittsburgh, PA 15238 | Oil & Gas Operator | Dec 2020 |
| 2 | Abarta Oil & Gas Co., LLC | | Oil & Gas Operator | Dec 2021 |
| 3 | Adams Energy LLC | | Oil & Gas Operator | Dec 2021 |
| 4 | Alexander Production Company | San Antonio, TX 78205 | Oil & Gas Operator | Dec 2021 |
| 5 | Alfred, Dewayne L | Weston, WV 26542-0478 | Oil & Gas Operator | Dec 1996 |
| 6 | Alliance Petroleum Co., LLC | | Oil & Gas Operator | Dec 2021 |
| 7 | Allied Energy, Inc. | Saratoga, CA 95070 | Oil & Gas Operator | Dec 2021 |
| 8 | Allstate Energy Corp | Smithville, WV 26178 | Oil & Gas Operator | Dec 2021 |
| 9 | Alpha Gas Corporation | Jane Lew, WV 26378 | Oil & Gas Operator | Dec 2007 |
| 10 | Anja Resources | Bridgeport, WV 26330 | Oil & Gas Operator | Dec 2021 |
| 11 | Antero Resources Corporation | Denver, CO 80202 | Oil & Gas Operator | Jun 2025 |
| 12 | Anvil Oil Co., Inc. | Bartlesville, OK 74003-5030 | Oil & Gas Operator | Dec 2008 |
| 13 | Aries Petroleum Corp. | Big Springs, WV 26137 | Oil & Gas Operator | Dec 2021 |
| 14 | Ascent Resources - Marcellus, LLC | Oklahoma City, OK 73116 | Oil & Gas Operator | Dec 2021 |
| 15 | Beechlick Oil, Inc. | Salem, WV 26426-5522 | Oil & Gas Operator | Dec 2021 |
| 16 | Berry Energy, Inc. | Clarksburg, WV 26301-2252 | Oil & Gas Operator | Dec 2021 |
| 17 | Bet-Ro, Inc. | Rockdale, TX 76567 | Oil & Gas Operator | Dec 2025 |
| 18 | Beta Helix Energy LLC | | Oil & Gas Operator | Dec 2021 |
| 19 | Big Sand Drilling Company | Buckhannon, WV 26201-0000 | Oil & Gas Operator | Dec 2021 |
| 20 | Blackrock Enterprises, LLC | Salem, WV 26426 | Oil & Gas Operator | Dec 2021 |
| 21 | Blazer Energy Corp. | Alexandria, VA 22314 | Oil & Gas Operator | Dec 2014 |
| 22 | Bonnett, David M. Dba Bonnett'S Production Company | Alum Bridge, WV 26321-9608 | Oil & Gas Operator | Dec 2021 |
| 23 | Bowie Inc | Clarksburg, WV 26301 | Oil & Gas Operator | Dec 2008 |
| 24 | Bowyer, David | Alma, WV 26320-0000 | Oil & Gas Operator | Dec 2021 |
| 25 | Brady Resources, Inc. | Bridgeport, WV 26330-1320 | Oil & Gas Operator | Dec 2008 |
| 26 | Braxton Oil And Gas Corp. | Oklahoma City, OK 73118 | Oil & Gas Operator | Dec 2021 |
| 27 | C & P Oil & Gas Company, Inc. | Clarksburg, WV 26301-0000 | Oil & Gas Operator | Dec 2021 |
| 28 | C. I. McKown & Son, Inc. | Newton, WV 25266-0711 | Oil & Gas Operator | Dec 2021 |
| 29 | Cabot Oil & Gas Corporation | Houston, TX 77024 | Oil & Gas Operator | Aug 2025 |
| 30 | Carnegie Production Co | Charleston, WV 25328 | Oil & Gas Operator | Dec 2017 |
| 31 | Charity Gas, Inc. | Salem, WV 26426-5554 | Oil & Gas Operator | Dec 2021 |
| 32 | Chase Petroleum, Inc. | Glenville, WV 26351-1026 | Oil & Gas Operator | Dec 2021 |
| 33 | Chesapeake Appalachia, LLC | Oklahoma City, OK 73118 | Oil & Gas Operator | Sep 2025 |
| 34 | Clark, N.G. Dba Glenn, Inc | | Oil & Gas Operator | Dec 2021 |
| 35 | Clem Energy LLC | | Oil & Gas Operator | Dec 2021 |
| 36 | Clowser Well Service, Inc. | | Oil & Gas Operator | Dec 2021 |
| 37 | CNG Producing Company | New Orleans, LA 70112 | Oil & Gas Operator | Dec 2015 |
| 38 | CNX Gas Company LLC | Canonsburg, PA 15317 | Oil & Gas Operator | Sep 2025 |
| 39 | Cobham Gas Industries, Inc. | | Oil & Gas Operator | Dec 2006 |
| 40 | Columbia Natural Resources, LLC | Charleston, WV 23502 | Oil & Gas Operator | Dec 2021 |
| 41 | Commonwealth Energy, Inc. | Weston, WV 26452-0000 | Oil & Gas Operator | Dec 2021 |
| 42 | Consol Gas Company | Canonsburg, PA 15317 | Oil & Gas Operator | Dec 2021 |
| 43 | Continental Petroleum, LLC | | Oil & Gas Operator | Oct 2013 |
| 44 | Core Solutions LLC | | Oil & Gas Operator | Dec 2021 |
| 45 | Creston Oil Corporation | Jacksonville, FL 32225 | Oil & Gas Operator | Dec 2021 |
| 46 | D & R Energy | Spencer, WV 25276-0000 | Oil & Gas Operator | Dec 2021 |
| 47 | Dale, David Dba DD Oil Company | Spencer, WV 25276-0406 | Oil & Gas Operator | Dec 2021 |
| 48 | Davisson, Ancil | | Oil & Gas Operator | Oct 2001 |
| 49 | Deem, J. F. Oil & Gas, LLC | Parkersburg, WV 26104 | Oil & Gas Operator | Dec 2021 |
| 50 | Denex Petroleum Corp. | Buckhannon, WV 26201 | Oil & Gas Operator | Dec 2021 |
| 51 | Deran Resources, Inc. | Spencer, WV 25276 | Oil & Gas Operator | Dec 2021 |
| 52 | Diversified Production LLC | Keithville, LA 71047 | Oil & Gas Operator | Dec 2025 |
| 53 | Diversified Resources, Inc. | Jackson Center, PA 16133 | Oil & Gas Operator | Dec 2020 |
| 54 | Dolphin Energy LLC | Lake Worth, FL 33467 | Oil & Gas Operator | Jun 2025 |
| 55 | Dominion Energy Transmission, Inc. | | Oil & Gas Operator | Dec 2019 |
| 56 | Dominion Exploration & Production Inc | Houston, TX 77060 | Oil & Gas Operator | Apr 2015 |
| 57 | Dorward Energy Corporation | Saint Petersburg, FL 33701-3255 | Oil & Gas Operator | Dec 2024 |
| 58 | East Resources, Inc. | Sewickley, PA 15143 | Oil & Gas Operator | Dec 2021 |
| 59 | Eastern American Energy Corp | | Oil & Gas Operator | Dec 2008 |
| 60 | Eastern Gas Transmission And Storage, Inc | | Oil & Gas Operator | Dec 2021 |
| 61 | Ed Broome, Inc. | Glenville, WV 26351 | Oil & Gas Operator | Dec 2021 |
| 62 | Emax Oil Company | Charlottesville, VA 22903-4973 | Oil & Gas Operator | Dec 2016 |
| 63 | Empire Oil & Gas, Inc. | Harrisville, WV 26362 | Oil & Gas Operator | Dec 2021 |
| 64 | Empire Oil Company | Coppell, TX 75019 | Oil & Gas Operator | Dec 2025 |
| 65 | Energy Corporation Of America | Charleston, WV 25311 | Oil & Gas Operator | Dec 2023 |
| 66 | Energy Production, Inc. | Canton, OH 44711 | Oil & Gas Operator | Dec 2021 |
| 67 | Enervest Operating LLC | Houston, TX 77002 | Oil & Gas Operator | Dec 2025 |
| 68 | Enervest Operating, L.L.C., A Limited Liability Company | | Oil & Gas Operator | Dec 2019 |
| 69 | Eqt Production Company | Pittsburg, PA 15222 | Oil & Gas Operator | Sep 2025 |
| 70 | Equitable Production Company | Charleston, WV 25302 | Oil & Gas Operator | Dec 2007 |
| 71 | Exco Resources (Pa), LLC | Dallas, TX 75251-2224 | Oil & Gas Operator | Sep 2025 |
| 72 | Exco Resources (WV), Inc. | | Oil & Gas Operator | Dec 2020 |
| 73 | Farr Enterprises Inc | West Union, WV 24656 | Oil & Gas Operator | Dec 2021 |
| 74 | Fluharty Enterprises Inc | Bridgeport, WV 25338 | Oil & Gas Operator | Oct 2021 |
| 75 | Garrett, Rick J And Desari S | Glenville, WV 26351-0000 | Oil & Gas Operator | Dec 2021 |
| 76 | Gassearch Corporation | | Oil & Gas Operator | Dec 2008 |
| 77 | Geo Energy, LLC | Sand Fork, WV 26430 | Oil & Gas Operator | Dec 2021 |
| 78 | Gossett, Henry O., Jr. | Longview, TX 75606 | Oil & Gas Operator | Dec 2001 |
| 79 | Greylock Conventional, LLC | Charleston, WV 25311 | Oil & Gas Operator | Sep 2025 |
| 80 | Greylock Opco LLC | Charleston, WV 25311 | Oil & Gas Operator | Dec 2024 |
| 81 | Hall Drilling, LLC | Ellenboro, WV 26346 | Oil & Gas Operator | Dec 2021 |
| 82 | Harper Crosby Holdings, LLC | Weston, WV 26452 | Oil & Gas Operator | Dec 2024 |
| 83 | Haught Energy Corporation | Smithville, WV 26178-7004 | Oil & Gas Operator | Dec 2021 |
| 84 | Haught, Inc. | Smithville, WV 26178 | Oil & Gas Operator | Nov 2021 |
| 85 | Hayden Harper Energy Ka, LLC | Charlotte, NC 28203-4173 | Oil & Gas Operator | Dec 2021 |
| 86 | Hope Gas, Inc. | Richmond, VA 23261 | Oil & Gas Operator | Dec 2010 |
| 87 | Horizon Energy Corporation | Sand Fork, WV 26430 | Oil & Gas Operator | Dec 2021 |
| 88 | Houston Exploration Co, The | Houston, TX 77002 | Oil & Gas Operator | Apr 2017 |
| 89 | Hydrocarbon Exploration, Inc. | | Oil & Gas Operator | Dec 2008 |
| 90 | Interstate Energy Inc | | Oil & Gas Operator | Dec 2002 |
| 91 | Interstate Production Company, Inc. | Buckhannon, WV 26201-0000 | Oil & Gas Operator | Dec 2021 |
| 92 | Invitation Energy, Incorporated | | Oil & Gas Operator | Dec 2021 |
| 93 | Jack Production Inc | Indiana, PA 15701-0697 | Oil & Gas Operator | Dec 2011 |
| 94 | Jackson Fuel Corporation | Buckhannon, WV 26201 | Oil & Gas Operator | Dec 2021 |
| 95 | James Drilling Corp | Blairsville, PA 15717 | Oil & Gas Operator | Dec 2004 |
| 96 | Jay-Bee Oil & Gas, Inc. | Jupiter, FL 33477 | Oil & Gas Operator | Dec 2021 |
| 97 | Jenkins Energy Corp & H Davis Jenkins | | Gas Operator | Dec 2011 |
| 98 | Jesam Energy LLC | Glenville, WV 26351 | Oil & Gas Operator | Dec 2021 |
| 99 | Johnson Exploration Company | Oklahoma City, OK 73102-7008 | Oil & Gas Operator | Jun 2015 |
| 100 | Key Oil Company | Duncan, OK 73533 | Oil & Gas Operator | Dec 2021 |