| 1 | Ab Resources Pa LLC | Brecksville, OH 44141-3296 | Oil & Gas Operator | Dec 2011 |
| 2 | Airdale Oil & Gas LLC | Oil City, PA 16301-3771 | Oil & Gas Operator | Dec 2025 |
| 3 | Allegheny Enterprises Inc | Corsica, PA 15829-3833 | Oil & Gas Operator | Dec 2018 |
| 4 | Allshouse Terrence L Jr | Grand Valley, PA 16420-1930 | Oil & Gas Operator | Dec 2025 |
| 5 | Amer Natural Resources LLC | Rural Valley, PA 16249-0306 | Oil & Gas Operator | Dec 2018 |
| 6 | Anderson Energy SVC LLC | Clarendon, PA 16313-4238 | Oil & Gas Operator | Dec 2025 |
| 7 | Ardent Resources, Inc. | Upper St Clair, PA 15241-1633 | Oil & Gas Operator | Dec 2018 |
| 8 | Armac Resources | Washington, PA 15301-0558 | Oil & Gas Operator | Dec 2011 |
| 9 | Armac Resources LLC | Washington, PA 15301-0558 | Oil & Gas Operator | Dec 2025 |
| 10 | Arrowhead Gas Producers Inc | Olean, NY 14760-3355 | Gas Operator | Dec 1992 |
| 11 | Atlas Resources Inc | Coraopolis, PA 15108-0611 | Oil & Gas Operator | Dec 2007 |
| 12 | Atwood Energy Inc | Port Washington, OH 43837-9214 | Oil & Gas Operator | Dec 1993 |
| 13 | Autumn Ridge Energy LLC | Wooster, OH 44691 | Oil & Gas Operator | Dec 2025 |
| 14 | Azco Opr Co | Phoenix, AZ 85076-0535 | Oil & Gas Operator | Dec 2001 |
| 15 | B & B Oil LLC | Havana, KS 67347 | Oil & Gas Operator | Dec 2025 |
| 16 | B & B Resources | Tulsa, OK 74136-2655 | Oil & Gas Operator | Dec 2025 |
| 17 | Bailey & Holden Energy LLC | Warren, PA 16365-7220 | Oil & Gas Operator | Dec 2025 |
| 18 | Bald Hill Oil | Sheffield, PA 16347-0274 | Oil & Gas Operator | Dec 2025 |
| 19 | Barnes Resources | Kane, PA 16735-0441 | Oil & Gas Operator | Dec 2015 |
| 20 | Bear Lake Energy | Sugar Grove, PA 16350-2104 | Gas Operator | Dec 2025 |
| 21 | Bearcat Oil Co | Sugar Grove, PA 16350-0527 | Oil & Gas Operator | Dec 2008 |
| 22 | Bearcat Oil Co LLC | Sugar Grove, PA 16350-4032 | Oil & Gas Operator | Dec 2025 |
| 23 | Beck James L | Pleasantville, PA 16341-2718 | Oil Operator | Dec 2004 |
| 24 | Belden & Blake Corporation | North Canton, OH 44720 | Oil & Gas Operator | Dec 2016 |
| 25 | Berea Oil & Gas Corp | Buffalo, NY 14202 | Oil & Gas Operator | Dec 2002 |
| 26 | BF Adventures LLC | Warren, PA 16365-8306 | Oil & Gas Operator | Dec 2025 |
| 27 | BJS LLC | Warren, PA 16365-2415 | Oil & Gas Operator | Dec 2022 |
| 28 | BLX Inc | Edmond, OK 73013 | Oil & Gas Operator | Mar 2026 |
| 29 | Bobcat Well & Pipeline LLC | Canfield, OH 44406 | Oil & Gas Operator | Dec 2021 |
| 30 | Branch John D | Warren, PA 16365-8356 | Oil & Gas Operator | Dec 2025 |
| 31 | Bull Run Energy LLC | Warren, PA 16365-2215 | Oil & Gas Operator | Dec 2017 |
| 32 | Bull Run Resources LLC | Warren, PA 16365 | Oil & Gas Operator | Dec 2025 |
| 33 | Cady Myrle L | Sugar Grove, PA 16350-9803 | Oil & Gas Operator | Dec 2025 |
| 34 | Cameron Energy Co | Sheffield, PA 16347-2642 | Oil & Gas Operator | Dec 2025 |
| 35 | Catalyst Energy Inc | Pittsburgh, PA 15218 | Oil & Gas Operator | Mar 2026 |
| 36 | Cedar Valley Energy Inc | Wooster, OH 44691 | Oil & Gas Operator | Dec 2021 |
| 37 | Chautauqua Energy Inc | Westfield, NY 14787-9778 | Oil & Gas Operator | Dec 2020 |
| 38 | Chestnut Oil LLC | Clarendon, PA 16313-2001 | Oil & Gas Operator | Dec 2022 |
| 39 | Coastal Petro Corp | Oil City, PA 16301-6327 | Oil & Gas Operator | Jul 2018 |
| 40 | Consortium Energy LLC | Tallmadge, OH 44278 | Oil & Gas Operator | Dec 2025 |
| 41 | Cook Energy Inc | Cooksburg, PA 16217-0054 | Oil & Gas Operator | Dec 2004 |
| 42 | Copperhead Enterprises LLC | | Oil & Gas Operator | Dec 2025 |
| 43 | Coterra Energy Inc | Coraopolis, PA 15108-9862 | Oil & Gas Operator | Mar 2026 |
| 44 | Cotton Well Drilling Co Inc | Sheridan, NY 14135 | Oil & Gas Operator | Dec 2024 |
| 45 | Curtis & Son Oil Inc | Sugar Grove, PA 16350 | Oil & Gas Operator | Dec 2025 |
| 46 | D & L Energy Inc | Canton, OH 44718 | Oil & Gas Operator | Dec 2016 |
| 47 | D & S Energy Corp | Tiona, PA 16352-0102 | Oil & Gas Operator | Dec 2018 |
| 48 | D R & D Co | Warren, PA 16365-2302 | Oil Operator | Dec 2025 |
| 49 | Dallas Energy LLC | Bradford, PA 16701 | Oil & Gas Operator | Dec 2025 |
| 50 | Daniel P Hornburg | Clarendon, PA 16313-2324 | Oil & Gas Operator | Dec 2025 |
| 51 | David E & Edna P Keller | Sugar Grove, PA 16350-5930 | Oil & Gas Operator | Dec 2009 |
| 52 | Davidson Roger D | Clarendon, PA 16313-4532 | Oil & Gas Operator | Dec 2025 |
| 53 | Diversified Oil & Gas LLC | Jackson Center, PA 16133 | Oil & Gas Operator | Mar 2026 |
| 54 | Diversified Production LLC | Keithville, LA 71047 | Oil & Gas Operator | Jun 2026 |
| 55 | Douglas Oil & Gas Inc | Canonsburg, PA 15317 | Gas Operator | Dec 2003 |
| 56 | Douglas Oil & Gas LP | State College, PA 16803 | Oil & Gas Operator | Dec 2007 |
| 57 | Duhring Resource Co | Sheffield, PA 16347-2642 | Oil & Gas Operator | Dec 2012 |
| 58 | East Resources MGMT LLC | | Oil & Gas Operator | Dec 2010 |
| 59 | East Resources, Inc. | Sewickley, PA 15143 | Oil & Gas Operator | Dec 2021 |
| 60 | Empire Exploration Inc | Wichita, KS 67202 | Oil & Gas Operator | Jul 1997 |
| 61 | Enervest Opr LLC | Charleston, WV 25301-1782 | Oil & Gas Operator | Dec 2019 |
| 62 | Evergreen Resource Co | Warren, PA 16365-4321 | Oil & Gas Operator | Dec 2025 |
| 63 | Exco Resources Pa Inc | Warrendale, PA 15086-6501 | Oil & Gas Operator | Dec 2011 |
| 64 | First Amer Energy Inc | Bradford, PA 16701-0184 | Oil & Gas Operator | Dec 2025 |
| 65 | Fork Run Oil & Gas LLC | Sheffield, PA 16347-0012 | Oil & Gas Operator | Dec 2025 |
| 66 | Galati Enterprises Inc | Jamestown, NY 14701-9358 | Oil & Gas Operator | Dec 2018 |
| 67 | Gas & Oil MGMT Assn Inc | Youngsville, PA 16371-1602 | Oil & Gas Operator | Dec 2025 |
| 68 | Geer I L | Clarendon, PA 16313-0126 | Oil & Gas Operator | Dec 2013 |
| 69 | Glenn Gas & Oil Co | Sigel, PA 15860-3234 | Oil & Gas Operator | Dec 2010 |
| 70 | H & S Investments LLC | Fairview, PA 16415-1807 | Oil & Gas Operator | Dec 2025 |
| 71 | Highhouse James R | Warren, PA 16365-7550 | Oil & Gas Operator | Dec 2008 |
| 72 | Holden Oil & Gas | Abilene, TX 79608 | Oil & Gas Operator | Dec 2025 |
| 73 | Homeland Energy Ventures LLC | Pittsburgh, PA 15241-1633 | Oil & Gas Operator | Dec 2008 |
| 74 | Howard Drilling Inc | Mount Jewett, PA 16740-0556 | Oil & Gas Operator | Dec 2025 |
| 75 | Idc Energy Corp | Warren, PA 16365-0792 | Oil & Gas Operator | Dec 2021 |
| 76 | Il Geer & Sons Partnership | Clarendon, PA 16313-4107 | Oil & Gas Operator | Dec 2013 |
| 77 | Imod Oil Prod LLC | Pleasantville, PA 16341-0149 | Oil & Gas Operator | Dec 2009 |
| 78 | J & L Allen Inc | Sugar Grove, PA 16350-5606 | Oil & Gas Operator | Dec 2020 |
| 79 | James E Mead Mead Oil Co | Sheffield, PA 16347-0667 | Oil & Gas Operator | Dec 2011 |
| 80 | Jerome K & Rosemary Graber | Jamestown, PA 16134 | Oil & Gas Operator | Dec 2022 |
| 81 | Jett Oil LLC | Warren, PA 16365-4366 | Oil & Gas Operator | Dec 2025 |
| 82 | Jones Dev Inc | Warren, PA 16365-1460 | Oil & Gas Operator | Dec 2018 |
| 83 | KCS Energy Inc | Warren, PA 16365-0187 | Oil & Gas Operator | Dec 2025 |
| 84 | Kidder Exploration Inc | Jamestown, NY 14701-5613 | Gas Operator | Dec 1991 |
| 85 | Koebley Timothy W | Warren, PA 16365-2102 | Oil & Gas Operator | Dec 2025 |
| 86 | Kriebel Minerals Inc | Clarion, PA 16214-6161 | Oil & Gas Operator | Dec 2020 |
| 87 | Kylander Oil Inc | Warren, PA 16365-4366 | Oil & Gas Operator | Dec 2025 |
| 88 | Leali & Leali Oil Inc | Hermitage, PA 16148-9020 | Oil & Gas Operator | Dec 2016 |
| 89 | Lenape Resources Corp | | Oil & Gas Operator | Dec 2000 |
| 90 | Lightning Oil Co LTD | Mentor, OH 44060-4963 | Gas Operator | Dec 1998 |
| 91 | Lindell & Maney | Warren, PA 16365-3643 | Oil & Gas Operator | Dec 2008 |
| 92 | Lindell & Maney LLC | Warren, PA 16365-3670 | Oil & Gas Operator | Dec 2025 |
| 93 | Lion Energy Co LLC | Wexford, PA 15090-6315 | Oil & Gas Operator | Dec 2014 |
| 94 | Maney McNeal Oil & Gas | | Oil & Gas Operator | Dec 1999 |
| 95 | Mark & Troy Johnson | Sugar Grove, PA 16350-5938 | Oil Operator | Dec 2025 |
| 96 | Mark A & Michael J Midlik | Warren, PA 16365-2029 | Oil & Gas Operator | Dec 2015 |
| 97 | Mark Resources Corp | Pittsburgh, PA 15276 | Oil & Gas Operator | Dec 1993 |
| 98 | Marvin Sanders Oil | Sugar Grove, PA 16350-5612 | Oil & Gas Operator | Dec 2016 |
| 99 | Mat Oil & Gas Exploration Inc | Indiana, PA 15701-8931 | Gas Operator | Dec 1993 |
| 100 | McCool John E | Youngsville, PA 16371 | Oil & Gas Operator | Mar 2026 |