| 1 | B & B Oil & Gas Prod Co | Dayton, PA 16222-5722 | Oil & Gas Operator | Dec 2019 |
| 2 | B & B Resources | Tulsa, OK 74136-2655 | Oil & Gas Operator | Dec 2023 |
| 3 | B & R Resources, LLC | Solon, OH 44139-2360 | Oil & Gas Operator | Dec 2014 |
| 4 | Baker Gas Inc | Worthington, PA 16262-0739 | Gas Operator | Dec 2023 |
| 5 | Bald Hill Oil | Sheffield, PA 16347-0274 | Oil & Gas Operator | Dec 2022 |
| 6 | Bannon Energy Inc | Houston, TX 77068 | Oil & Gas Operator | Jun 1998 |
| 7 | Barnes Resources | Kane, PA 16735-0441 | Oil & Gas Operator | Dec 2015 |
| 8 | Baron Crest Energy Co | Apollo, PA 15613-8912 | Oil & Gas Operator | Dec 2007 |
| 9 | Baron Group Inc | Indianola, PA 15051-0563 | Oil & Gas Operator | Dec 2020 |
| 10 | Bartlett Brenda S & Bartlett Norman C | North East, PA 16428-5547 | Gas Operator | Dec 2023 |
| 11 | Bartley Oil & Gas Co LLC | Emlenton, PA 16373 | Oil Operator | Dec 2023 |
| 12 | Batista Mark F | Kane, PA 16735 | Oil Operator | Dec 2023 |
| 13 | Batista Oil SVC | Kane, PA 16735-9003 | Oil Operator | Dec 2008 |
| 14 | BCD Prop Inc | Waterford, PA 16441-0338 | Oil & Gas Operator | Dec 2023 |
| 15 | BDH Oil Inc | Bradford, PA 16701 | Oil Operator | Dec 2006 |
| 16 | Bear Lake Energy | Sugar Grove, PA 16350-2104 | Gas Operator | Dec 2023 |
| 17 | Bearcat Oil Co | Sugar Grove, PA 16350-0527 | Oil & Gas Operator | Dec 2008 |
| 18 | Bearcat Oil Co LLC | Sugar Grove, PA 16350-4032 | Oil & Gas Operator | Dec 2023 |
| 19 | Beck George N | Murrysville, PA 15668-9635 | Oil & Gas Operator | Dec 2016 |
| 20 | Beck James L | Pleasantville, PA 16341-2718 | Oil Operator | Dec 2004 |
| 21 | Beech Resources LLC | Williamsport, PA 17701-6209 | Gas Operator | Jan 2024 |
| 22 | Belden & Blake Corporation | North Canton, OH 44720-0500-0500 | Oil & Gas Operator | Dec 2016 |
| 23 | Benco Energy Inc | Tionesta, PA 16353-5851 | Oil & Gas Operator | Dec 2002 |
| 24 | Benedum Interests | Pittsburgh, PA 15222-1794 | Gas Operator | Dec 2003 |
| 25 | Benson Energy LLC | Smethport, PA 16749-5316 | Oil & Gas Operator | Dec 2023 |
| 26 | Berea Oil & Gas Corp | Buffalo, NY 14202 | Oil & Gas Operator | Dec 2002 |
| 27 | Best John B | Franklin, PA 16323-8115 | Oil & Gas Operator | Dec 2018 |
| 28 | BF Adventures LLC | Warren, PA 16365-3872 | Oil & Gas Operator | Dec 2023 |
| 29 | BG Production, LLC | Denver, NC 28037-8088 | Oil & Gas Operator | Dec 2021 |
| 30 | Biblical Life Inst | Freeport, PA 16229 | Gas Operator | Dec 2022 |
| 31 | Big Dog Energy LLC | Wexford, PA 15090-8314 | Gas Operator | Jan 2024 |
| 32 | Bittinger Drilling L A Bittinger Dba | Apollo, PA 15613-9720 | Oil & Gas Operator | Dec 2023 |
| 33 | BJS LLC | Warren, PA 16365-2415 | Oil & Gas Operator | Dec 2022 |
| 34 | BKV Opr LLC | Tunkhannock, PA 18657 | Gas Operator | Jan 2024 |
| 35 | Blackhawk Energy LLC | Greenville, KY 42345 | Oil & Gas Operator | Jan 2024 |
| 36 | Blackhill Energy LLC | Canonsburg, PA 15317 | Gas Operator | Jan 2024 |
| 37 | Blair Harold L | Petrolia, PA 16050-1809 | Oil & Gas Operator | Dec 2020 |
| 38 | Blair Raymond L SR | Kittanning, PA 16201-4957 | Oil & Gas Operator | Dec 2023 |
| 39 | Blaze Oil & Gas Inc | Wooster, OH 44691 | Oil & Gas Operator | Dec 2023 |
| 40 | Blazer Energy Corp. | Alexandria, VA 22314 | Oil & Gas Operator | Dec 2014 |
| 41 | BLX Inc | Edmond, OK 73013 | Oil & Gas Operator | Jan 2024 |
| 42 | BMW Energy Inc | Smicksburg, PA 16256-1631 | Gas Operator | Dec 2023 |
| 43 | Bobcat Prod Corp | Bradford, PA 16701-3263 | Oil & Gas Operator | Dec 2023 |
| 44 | Bobcat Well & Pipeline LLC | Canfield, OH 44406 | Oil & Gas Operator | Dec 2021 |
| 45 | Bocor Holdings LLC | North Canton, OH 44720 | Oil & Gas Operator | Dec 2023 |
| 46 | Boyd & Shriver Inc | Indiana, PA 15701-8944 | Oil & Gas Operator | Dec 2009 |
| 47 | Branch John D | Warren, PA 16365-8356 | Oil & Gas Operator | Dec 2022 |
| 48 | Brawand H William | Wilcox, PA 15870-0373 | Oil & Gas Operator | Dec 2023 |
| 49 | Bright Well Oil & Gas Co | Armagh, PA 15920-0229 | Gas Operator | Dec 2023 |
| 50 | Brinker Henry Milton | Delmont, PA 15626-1208 | Oil & Gas Operator | Dec 2020 |
| 51 | Buckeye Energy Inc | Midland, TX 79702 | Oil & Gas Operator | Dec 2018 |
| 52 | Bull Run Energy LLC | Warren, PA 16365-2215 | Oil & Gas Operator | Dec 2017 |
| 53 | Bull Run Resources LLC | Warren, PA 16365 | Oil & Gas Operator | Dec 2023 |
| 54 | Burgly Gas & Oil Co Inc | Apollo, PA 15613-0015 | Gas Operator | Dec 2022 |
| 55 | Burkland William S | Ligonier, PA 15658-0467 | Oil & Gas Operator | Dec 2010 |
| 56 | Burnett Oil Co Inc | Fort Worth, TX 76102 | Oil & Gas Operator | Apr 2024 |
| 57 | Burskey David M | Carrolltown, PA 15722-0480 | Oil & Gas Operator | Dec 2023 |