| 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 | Adkins, Franklin | Ona, WV 25545-0070 | Oil & Gas Operator | Dec 2021 |
| 5 | Adkins, Teddy D. | | Oil & Gas Operator | Dec 2020 |
| 6 | Alexander Production Company | San Antonio, TX 78205 | Oil & Gas Operator | Dec 2021 |
| 7 | Alliance Petroleum Co., LLC | | Oil & Gas Operator | Dec 2021 |
| 8 | Allied Energy Corporation | | Oil & Gas Operator | Sep 2025 |
| 9 | Allied Energy, Inc. | Saratoga, CA 95070 | Oil & Gas Operator | Dec 2021 |
| 10 | Allstate Energy Corp | Smithville, WV 26178 | Oil & Gas Operator | Dec 2021 |
| 11 | American Energy Holdings, LLC | Jane Lew, WV 26378 | Oil & Gas Operator | Dec 2021 |
| 12 | Amtech Energy Inc | Plymouth, IL 62367-1016 | Oil & Gas Operator | Dec 2021 |
| 13 | Angerman Associates Inc | | Oil & Gas Operator | Mar 1998 |
| 14 | Anja Resources | Bridgeport, WV 26330 | Oil & Gas Operator | Dec 2021 |
| 15 | Antero Resources Corporation | Denver, CO 80202 | Oil & Gas Operator | Jun 2025 |
| 16 | Anvil Oil Co., Inc. | Bartlesville, OK 74003-5030 | Oil & Gas Operator | Dec 2008 |
| 17 | Applied Mechanics Corp. | Bridgeport, WV 26330-4609 | Oil & Gas Operator | Dec 2021 |
| 18 | Aries Petroleum Corp. | Big Springs, WV 26137 | Oil & Gas Operator | Dec 2021 |
| 19 | Asseff, George S Oil & Gas Company | | Oil & Gas Operator | Dec 2008 |
| 20 | B. & L. Oil Company | Seguin, TX 78155 | Oil & Gas Operator | Dec 2025 |
| 21 | B. V. Well Services, LLC | Buckhannon, WV 26201 | Oil & Gas Operator | Dec 2021 |
| 22 | Bannon Energy Inc | Houston, TX 77068 | Oil & Gas Operator | Jun 1998 |
| 23 | Bartlett, Roy, G. | Harrisville, WV 26362 | Oil & Gas Operator | Dec 2021 |
| 24 | Bay State Energy (Rob'T P. Evans) | | Oil & Gas Operator | Jul 2002 |
| 25 | Benatty Corp., The | Cambridge, OH 43725-1002 | Oil & Gas Operator | Dec 1996 |
| 26 | Bet-Ro, Inc. | Rockdale, TX 76567 | Oil & Gas Operator | Dec 2025 |
| 27 | Beta Helix Energy LLC | | Oil & Gas Operator | Dec 2021 |
| 28 | Bialek Oil And Gas Corporation | Harrisville, WV 26362 | Oil & Gas Operator | Dec 2021 |
| 29 | Big Sand Drilling Company | Buckhannon, WV 26201-0000 | Oil & Gas Operator | Dec 2021 |
| 30 | Blackrock Enterprises, LLC | Salem, WV 26426 | Oil & Gas Operator | Dec 2021 |
| 31 | Blazer Energy Corp. | Alexandria, VA 22314 | Oil & Gas Operator | Dec 2014 |
| 32 | Bonnett, David M. Dba Bonnett'S Production Company | Alum Bridge, WV 26321-9608 | Oil & Gas Operator | Dec 2021 |
| 33 | Bowie Inc | Clarksburg, WV 26301 | Oil & Gas Operator | Dec 2008 |
| 34 | Bowyer, David | Alma, WV 26320-0000 | Oil & Gas Operator | Dec 2021 |
| 35 | Braxton Oil And Gas Corp. | Oklahoma City, OK 73118 | Oil & Gas Operator | Dec 2021 |
| 36 | Briar Hill Energy, Inc. | Harrisville, WV 26362 | Oil & Gas Operator | Dec 2021 |
| 37 | Buckeye Oil Producing Co. | Wooster, OH 44691-129 | Oil & Gas Operator | Dec 2024 |
| 38 | C G G Oil Co | | Oil & Gas Operator | Dec 2006 |
| 39 | C. I. McKown & Son, Inc. | Newton, WV 25266-0711 | Oil & Gas Operator | Dec 2021 |
| 40 | Cad Energy Corporation | Creston, WV 26141 | Oil & Gas Operator | Dec 2021 |
| 41 | Cain, Francis E. | Big Bend, WV 26136-0080 | Oil & Gas Operator | Dec 2021 |
| 42 | Carnegie Production Co | Charleston, WV 25328 | Oil & Gas Operator | Dec 2017 |
| 43 | Central Pacific Group, Inc. | | Oil & Gas Operator | Dec 2003 |
| 44 | CG&G Oil LLC | New Matamoras, OH 45767 | Oil & Gas Operator | Dec 2021 |
| 45 | Charity Gas, Inc. | Salem, WV 26426-5554 | Oil & Gas Operator | Dec 2021 |
| 46 | Chase Petroleum, Inc. | Glenville, WV 26351-1026 | Oil & Gas Operator | Dec 2021 |
| 47 | Chesapeake Appalachia, LLC | Oklahoma City, OK 73118 | Oil & Gas Operator | Sep 2025 |
| 48 | Clem Energy LLC | | Oil & Gas Operator | Dec 2021 |
| 49 | Clowser Well Service, Inc. | | Oil & Gas Operator | Dec 2021 |
| 50 | CNG Producing Company | New Orleans, LA 70112 | Oil & Gas Operator | Dec 2015 |
| 51 | CNX Gas Company LLC | Canonsburg, PA 15317 | Oil & Gas Operator | Sep 2025 |
| 52 | Cobham Gas Industries, Inc. | | Oil & Gas Operator | Dec 2006 |
| 53 | Coffman Oil & Gas | | Oil & Gas Operator | Dec 1999 |
| 54 | Colt Oil Corporation | Smithville, WV 26178 | Oil & Gas Operator | Dec 2021 |
| 55 | Columbia Natural Resources, LLC | Charleston, WV 23502 | Oil & Gas Operator | Dec 2021 |
| 56 | Commonwealth Energy, Inc. | Weston, WV 26452-0000 | Oil & Gas Operator | Dec 2021 |
| 57 | Conquest Petroleum Inc | | Oil & Gas Operator | Nov 2014 |
| 58 | Continental Petroleum, LLC | | Oil & Gas Operator | Oct 2013 |
| 59 | Creston Oil Corporation | Jacksonville, FL 32225 | Oil & Gas Operator | Dec 2021 |
| 60 | D & D Energy Inc | Sapulpa, OK 74066-8734 | Oil & Gas Operator | May 2013 |
| 61 | D & N Operating Corp | Belpre, OH 45714-8181 | Oil & Gas Operator | Dec 2019 |
| 62 | D & R Energy | Spencer, WV 25276-0000 | Oil & Gas Operator | Dec 2021 |
| 63 | Dale, David Dba DD Oil Company | Spencer, WV 25276-0406 | Oil & Gas Operator | Dec 2021 |
| 64 | Deem, J. F. Oil & Gas, LLC | Parkersburg, WV 26104 | Oil & Gas Operator | Dec 2021 |
| 65 | Deem, W. A. | Harrisville, WV 26362-7878 | Oil & Gas Operator | Dec 2001 |
| 66 | Denex Petroleum Corp. | Buckhannon, WV 26201 | Oil & Gas Operator | Dec 2021 |
| 67 | Deran Resources, Inc. | Spencer, WV 25276 | Oil & Gas Operator | Dec 2021 |
| 68 | Dils, Sherman III Dba Dils Oil & Gas | | Oil & Gas Operator | Dec 2020 |
| 69 | Diversified Production LLC | Keithville, LA 71047 | Oil & Gas Operator | Dec 2025 |
| 70 | Diversified Resources, Inc. | Jackson Center, PA 16133 | Oil & Gas Operator | Dec 2020 |
| 71 | Dolphin Energy LLC | Lake Worth, FL 33467 | Oil & Gas Operator | Jun 2025 |
| 72 | Dominion Energy Transmission, Inc. | | Oil & Gas Operator | Dec 2019 |
| 73 | Dominion Exploration & Production Inc | Houston, TX 77060 | Oil & Gas Operator | Apr 2015 |
| 74 | Dorward Energy Corporation | Saint Petersburg, FL 33701-3255 | Oil & Gas Operator | Dec 2024 |
| 75 | Durst Oil & Gas, Inc. | Point Pleasant, WV 25550 | Oil & Gas Operator | Dec 2021 |
| 76 | East Resources, Inc. | Sewickley, PA 15143 | Oil & Gas Operator | Dec 2021 |
| 77 | Eastern American Energy Corp | | Oil & Gas Operator | Dec 2008 |
| 78 | Eastern Gas Transmission And Storage, Inc | | Oil & Gas Operator | Dec 2021 |
| 79 | Elder Oil Co. | West Union, WV 26456 | Oil & Gas Operator | Dec 2021 |
| 80 | Emax Oil Company | Charlottesville, VA 22903-4973 | Oil & Gas Operator | Dec 2016 |
| 81 | Empire Oil & Gas, Inc. | Harrisville, WV 26362 | Oil & Gas Operator | Dec 2021 |
| 82 | Energy Corporation Of America | Charleston, WV 25311 | Oil & Gas Operator | Dec 2023 |
| 83 | Energy Search Inc. | Houston, TX 77002 | Oil & Gas Operator | Dec 2007 |
| 84 | Energy Unlimited Inc | | Oil & Gas Operator | Feb 2005 |
| 85 | Enervest Operating LLC | Houston, TX 77002 | Oil & Gas Operator | Dec 2025 |
| 86 | Enervest Operating, L.L.C., A Limited Liability Company | | Oil & Gas Operator | Dec 2019 |
| 87 | EOG Resources Inc | Midland, TX 79702 | Oil & Gas Operator | Dec 2025 |
| 88 | Eqt Production Company | Pittsburg, PA 15222 | Oil & Gas Operator | Sep 2025 |
| 89 | Equitable Production Company | Charleston, WV 25302 | Oil & Gas Operator | Dec 2007 |
| 90 | Exco Resources (Pa), LLC | Dallas, TX 75251-2224 | Oil & Gas Operator | Sep 2025 |
| 91 | Exco Resources (WV), Inc. | | Oil & Gas Operator | Dec 2020 |
| 92 | Farr Enterprises Inc | West Union, WV 24656 | Oil & Gas Operator | Dec 2021 |
| 93 | Fluharty Enterprises Inc | Bridgeport, WV 25338 | Oil & Gas Operator | Oct 2021 |
| 94 | Fox Drilling Co | | Oil & Gas Operator | Oct 2015 |
| 95 | French Creek Dev Inc | | Oil & Gas Operator | Dec 2006 |
| 96 | G & S Drilling Company | | Oil & Gas Operator | Dec 2019 |
| 97 | Gassearch Corporation | | Oil & Gas Operator | Dec 2008 |
| 98 | Greylock Conventional, LLC | Charleston, WV 25311 | Oil & Gas Operator | Sep 2025 |
| 99 | Greylock Opco LLC | Charleston, WV 25311 | Oil & Gas Operator | Dec 2024 |
| 100 | Gunn And Divers | Mount Zion, WV 26151 | Oil & Gas Operator | Dec 2021 |