| 2501 | Bell Oil Company | | Oil & Gas Operator | Oct 1985 |
| 2502 | Bell Resources Inc | Billings, MT 59104 | Oil & Gas Operator | Jun 2016 |
| 2503 | Bell Supply Co | Kilgore, TX 75662 | Oil & Gas Operator | Jan 2013 |
| 2504 | Bell, Cody, Jr. | Midland, TX 79702 | Oil & Gas Operator | May 2024 |
| 2505 | Bell, Johnny Inc. | Abilene, TX 79604 | Oil & Gas Operator | May 2024 |
| 2506 | Bell, Kelly Inc. | Midland, TX 79701 | Oil & Gas Operator | Oct 1995 |
| 2507 | Bell, O. M. | Merkel, TX 79536 | Oil & Gas Operator | Mar 2008 |
| 2508 | Bell, Robert | Edmonton, KY 42129 | Oil Operator | Dec 2022 |
| 2509 | Bellah & Mathiews | Woodson, TX 76491 | Oil & Gas Operator | May 2024 |
| 2510 | Bellah Oil, Inc. | Seymour, TX 76380 | Oil & Gas Operator | Dec 2012 |
| 2511 | Bellaire Oil Company | | Oil & Gas Operator | Mar 2024 |
| 2512 | Bellco Materials Inc | Fayetteville, AR 72703-0092 | Oil Operator | Mar 2015 |
| 2513 | Belle Exploration, Inc. | | Oil & Gas Operator | Jun 2021 |
| 2514 | Belle Oil, Inc. | | Oil & Gas Operator | Feb 2024 |
| 2515 | Bellevue Resources Inc | Lakewood, CO 80235 | Oil & Gas Operator | Feb 2009 |
| 2516 | Bellmyer, Fred L | Caney, KS 67333 | Oil Operator | May 1997 |
| 2517 | Bellnorth Petrol | | Oil Operator | Aug 1986 |
| 2518 | Bellomo, David And Leah | Amherst, NY 14228 | Gas Operator | Dec 2022 |
| 2519 | Bellows Operating Co., L. C. | Goliad, TX 77963 | Oil & Gas Operator | May 2024 |
| 2520 | Bellows, Dewey Oper. Co., LTD. | Refugio, TX 78377 | Oil & Gas Operator | Jul 2013 |
| 2521 | Bellows, Richard | Three Rivers, TX 78071 | Oil & Gas Operator | Nov 2008 |
| 2522 | Bellwether Exploration Company | Houston, TX 77010 | Oil & Gas Operator | May 2001 |
| 2523 | Belmac, Inc. | Dallas, TX 75248 | Oil & Gas Operator | Nov 1998 |
| 2524 | Belmar Oil & Gas, Inc. | Milano, TX 76556 | Oil & Gas Operator | May 2024 |
| 2525 | Belmont Oil Corporation | Woodland HLS, CA 91365 | Gas Operator | Jul 1996 |
| 2526 | Belnorth Petroleum Corporation | Midland, TX 79701 | Oil & Gas Operator | Feb 1991 |
| 2527 | Below Ground Level LLC | Sand Springs, OK 74063 | Oil & Gas Operator | May 2024 |
| 2528 | Belport Oil, Inc. | Tulsa, OK 74119 | Oil & Gas Operator | Jan 2024 |
| 2529 | Belridge Energy Resources Inc. | | Oil & Gas Operator | Mar 2024 |
| 2530 | Belter Inc. | Seymour, TX 76380 | Oil Operator | May 2024 |
| 2531 | Belvan Corp. | Midland, TX 79701 | Oil & Gas Operator | Jun 1998 |
| 2532 | Belvoir Energy Inc. | Dorset, OH 44032 | Oil & Gas Operator | Dec 2017 |
| 2533 | Bemco, LLC | Medicine Lodge, KS 67104 | Oil Operator | Jan 2024 |
| 2534 | Ben Carroll | | Oil Operator | Dec 1985 |
| 2535 | Benatty Corp., The | Cambridge, OH 43725-1002-1002 | Oil & Gas Operator | Dec 1996 |
| 2536 | Bench Oil | Duncan, OK 73533 | Oil Operator | Apr 2014 |
| 2537 | Benchley Donald C | | Oil Operator | Jul 2012 |
| 2538 | Benchley Donald P And Benchley Jeffrey P | | Oil Operator | Dec 2020 |
| 2539 | Benchmark Crude Inc | Tulsa, OK 74105-5920 | Oil & Gas Operator | Sep 2015 |
| 2540 | Benchmark Energy LLC | Pratt, KS 67124 | Oil & Gas Operator | Sep 2023 |
| 2541 | Benchmark Oil & | | Oil Operator | Dec 1996 |
| 2542 | Benchmark Oil & Gas Co. | Houston, TX 77282 | Oil & Gas Operator | May 2024 |
| 2543 | Benchmark Oil & Gas Corp | Denver, CO 80202 | Oil & Gas Operator | Dec 2016 |
| 2544 | Benchmark Production, LLC | Midland, TX 79701 | Oil Operator | May 2006 |
| 2545 | Benchmark Resources Group LTD | Sapulpa, OK 74066-3238 | Oil & Gas Operator | Dec 2000 |
| 2546 | Benchmark Texas Petroleum, LLC. | Tulsa, OK 74103 | Oil & Gas Operator | May 2024 |
| 2547 | Benco Energy Inc | Tionesta, PA 16353-5851 | Oil & Gas Operator | Dec 2002 |
| 2548 | Benco Operating, Inc. | Fort Worth, TX 76102 | Oil & Gas Operator | May 2024 |
| 2549 | Bend Petroleum Corp | Muenster, TX 76252 | Oil & Gas Operator | May 2024 |
| 2550 | Bender, James J. | | Oil & Gas Operator | Dec 2021 |
| 2551 | Bendorf Services & Supply Co | Breckenridge, TX 76424 | Oil & Gas Operator | Dec 2000 |
| 2552 | Bendorf, Otto Trust | Breckenridge, TX 76424 | Oil & Gas Operator | Dec 2000 |
| 2553 | Benedum Interests | Pittsburgh, PA 15222-1794 | Gas Operator | Dec 2003 |
| 2554 | Benelli Oil LLC | | Oil Operator | Dec 2023 |
| 2555 | Benevolent & Protective Order Of Elks | Ada, OK 74820-3031 | Oil Operator | Jan 2024 |
| 2556 | Bengal Oil & Gas, Inc. | | Gas Operator | Mar 2006 |
| 2557 | Bengal Petroleum USA, LLC | Austin, TX 78767 | Oil Operator | May 2024 |
| 2558 | Bengalia Land And Cattle Company | Tulsa, OK 74152 | Oil & Gas Operator | Nov 2023 |
| 2559 | Bengston Oil, LLC | Windom, KS 67491 | Oil Operator | May 2021 |
| 2560 | Bengtson, Earl L. | Salina, KS 67401 | Oil Operator | Mar 2007 |
| 2561 | Benjamin Smeltzer Company | Newport, OH 45768 | Oil & Gas Operator | Dec 2022 |
| 2562 | Benn Oil & Gas | Perryton, TX 79070 | Oil & Gas Operator | Jun 2005 |
| 2563 | Bennd Oil Company | Adams, TN 37010-8002 | Oil Operator | Jan 2024 |
| 2564 | Bennett & Schult | | Oil Operator | Jul 1995 |
| 2565 | Bennett & Schulte Oil Co., A General Partnership | Russell, KS 67665 | Oil Operator | Jan 2024 |
| 2566 | Bennett Oil | Dale, TX 78616 | Oil & Gas Operator | Sep 2000 |
| 2567 | Bennett Oil Comp | | Oil Operator | Mar 1992 |
| 2568 | Bennett Oil Company, LLC | Russell, KS 67665 | Oil Operator | Jan 2024 |
| 2569 | Bennett Petroleum Corporation | Denver, CO 80203 | Oil Operator | Jun 1985 |
| 2570 | Bennett Petroleum Inc. | | Oil & Gas Operator | Mar 2024 |
| 2571 | Bennett Production Corporation | Bowie, TX 76230 | Oil & Gas Operator | May 2024 |
| 2572 | Bennett Resources, Inc. | Graham, TX 76450 | Oil & Gas Operator | May 2024 |
| 2573 | Bennett, M. Brad Inc. | Midland, TX 79710 | Oil & Gas Operator | Dec 2005 |
| 2574 | Bennett, M. Brad LP | Midland, TX 79710 | Oil & Gas Operator | Jan 2006 |
| 2575 | Bennett, M. Troy, Jr. | Freer, TX 78357 | Oil & Gas Operator | May 2024 |
| 2576 | Bennett, Mills Estate | Houston, TX 77057 | Oil & Gas Operator | Sep 1995 |
| 2577 | Bennett, Patricia | Dale, TX 78616 | Oil & Gas Operator | May 2024 |
| 2578 | Bennett, R. C., Company | Midland, TX 79702 | Oil & Gas Operator | Dec 2019 |
| 2579 | Benson & Schoen Oil Co., Inc. | Abilene, TX 79602 | Oil & Gas Operator | Apr 2012 |
| 2580 | Benson Energy LLC | Smethport, PA 16749-5316 | Oil & Gas Operator | Dec 2023 |
| 2581 | Benson Mineral G | | Oil & Gas Operator | Dec 1995 |
| 2582 | Benson Mineral Group Inc | Denver, CO 80202 | Oil & Gas Operator | Apr 2022 |
| 2583 | Benson Operating LLC | | Oil & Gas Operator | Feb 2024 |
| 2584 | Benson-McCown & Company | Amarillo, TX 79114 | Oil & Gas Operator | Jul 2016 |
| 2585 | Benson-Montin-Greer DRL | Farmington, NM 87402 | Oil & Gas Operator | Mar 2024 |
| 2586 | Benson-Montin-Greer DRLG Corp | Farmington, NM 87402 | Oil & Gas Operator | Mar 2024 |
| 2587 | Benson-Wyatt Oil Co. Inc. | Austin, TX 78767 | Oil & Gas Operator | Jul 2003 |
| 2588 | Bensun Energy, LLC | Grandview, TX 76050 | Oil Operator | Aug 2020 |
| 2589 | Bent Oak Energy Interests, LLC | Houston, TX 77024 | Oil Operator | Oct 2014 |
| 2590 | Bent Tree Energy Resource Inc | Shawnee, OK 74802 | Oil & Gas Operator | Sep 2014 |
| 2591 | Bent Twig Operating Corporation | Oklahoma City, OK 73143-4716 | Oil & Gas Operator | Mar 2015 |
| 2592 | Bent Wing Energy, LLC | Austin, TX 78746 | Oil & Gas Operator | May 2024 |
| 2593 | Bentgrass Of Texas, Inc. | Abilene, TX 79608 | Oil Operator | May 2024 |
| 2594 | Bentley & Laing | Wichita Falls, TX 76302 | Oil & Gas Operator | Feb 2002 |
| 2595 | Bentley Family Limited Partnership | | Oil & Gas Operator | Feb 2023 |
| 2596 | Bentley Oil & Gas Company | Wichita Falls, TX 76307 | Oil & Gas Operator | May 2024 |
| 2597 | Benton Energy Corporation | | Oil & Gas Operator | Jul 2021 |
| 2598 | Benton Oil & Gas Co | Oxnard, CA 93030 | Oil Operator | Nov 1998 |
| 2599 | Benton Oil & Gas Company Of La | | Oil & Gas Operator | Apr 1997 |
| 2600 | Bep Operating, LLC | Houston, TX 77084 | Oil & Gas Operator | May 2024 |