| 27401 | Staton Petroleum Inc | | Oil & Gas Operator | Dec 1994 |
| 27402 | Status Oil Well, Inc. | Charlotte, NC 28270 | Oil & Gas Operator | Dec 2011 |
| 27403 | Staub, Larry | Richardson, TX 75080 | Oil & Gas Operator | Aug 2003 |
| 27404 | Staub, Larry, Inc. | Azle, TX 76020 | Oil & Gas Operator | Jul 2026 |
| 27405 | Stauffer Oil & G | | Oil Operator | Jun 1987 |
| 27406 | Stauros Operating Company | Edmond, OK 73083-2707 | Oil & Gas Operator | Mar 2001 |
| 27407 | Stauter, Richard J. | Greeley, CO 80634 | Gas Operator | Apr 1996 |
| 27408 | STB Energy Inc. | Tulsa, OK 74105 | Oil & Gas Operator | Jul 2008 |
| 27409 | STD Steel | Latrobe, PA 15650-0071 | Oil & Gas Operator | Dec 2002 |
| 27410 | Steadfast Oil & Gas, LLC | Midland, TX 79707 | Oil & Gas Operator | Oct 2022 |
| 27411 | Stealth Energy Inc | Billings, MT 59101 | Oil Operator | Dec 2011 |
| 27412 | Stealth Energy USA Inc | Billings, MT 59104 | Oil Operator | Dec 2017 |
| 27413 | Stealth Onsite Solutions LLC | Pasadena, TX 77505 | Oil Operator | Jul 2026 |
| 27414 | Stealth, Inc. | Cross Plains, TX 76443 | Gas Operator | Mar 1997 |
| 27415 | Steamboat Oil And Gas LLC | Gillette, WY 82717 | Oil Operator | Jun 2026 |
| 27416 | Stearns | Crossroads, NM 88114 | Oil & Gas Operator | Dec 2025 |
| 27417 | Stearns Oil Company LLC | Willison, ND 58801 | Oil & Gas Operator | May 2026 |
| 27418 | Stearns Operating Company | Abilene, TX 79604 | Oil & Gas Operator | Oct 1993 |
| 27419 | Steaua Romana (Us) Inc. | | Oil & Gas Operator | Apr 1987 |
| 27420 | Stebell, Jean M. | Westfield, NY 14787 | Gas Operator | Dec 2025 |
| 27421 | Stebeth Gas Production, Inc. | Beaumont, KS 67012 | Oil Operator | May 1996 |
| 27422 | Steckel Oil, LLC | Russell, KS 67665 | Oil Operator | Mar 2026 |
| 27423 | Stecklein Oil Co | | Oil Operator | Jul 1993 |
| 27424 | Stecklein Oil Company, A General Partnership | Hays, KS 67601 | Oil Operator | Mar 2026 |
| 27425 | Stedman Energy Inc | Chautauqua, NY 14722 | Oil & Gas Operator | Dec 2025 |
| 27426 | Stedman Oil & Gas LLC | Hobart, OK 73651-1624 | Oil & Gas Operator | Mar 2015 |
| 27427 | Steele Jr Guy M Test Trust | Dallas, TX 75230 | Gas Operator | Mar 2018 |
| 27428 | Steele VIctor Patterson | Wewoka, OK 74884-0560 | Oil & Gas Operator | Jan 2001 |
| 27429 | Steele, Mark E. | Graham, TX 76450 | Oil & Gas Operator | Jul 2026 |
| 27430 | Steffen Resource Development, LLC | Hutchinson, KS 67502 | Oil & Gas Operator | Mar 2026 |
| 27431 | Stehle Oil Company | | Oil Operator | Jun 2021 |
| 27432 | Steimle, Peter C. | Auburn, NY 13021 | Gas Operator | Dec 2025 |
| 27433 | Steinberger Bros., Inc. | Independence, KS 67301 | Oil Operator | Dec 2009 |
| 27434 | Steinberger Oil Company | Independence, KS 67301 | Oil & Gas Operator | May 2002 |
| 27435 | Steinberger, D. | Windthorst, TX 76389 | Oil & Gas Operator | Oct 1995 |
| 27436 | Steinberger, Gerald | Windthorst, TX 76389 | Oil & Gas Operator | Sep 2007 |
| 27437 | Steindorf, Bert Oil & Gas Co. | Floresville, TX 78114 | Oil & Gas Operator | Jul 2026 |
| 27438 | Steiner Oil And Gas | Lincolnville, KS 66858 | Oil Operator | Jan 1999 |
| 27439 | Steinforth, Loren | Yates Center, KS 66783 | Oil Operator | Sep 2014 |
| 27440 | Steinle Oil | | Oil Operator | Aug 2021 |
| 27441 | Steinman, Frank C. | Electra, TX 76360 | Oil & Gas Operator | Jul 2026 |
| 27442 | Steinwachs SR, James M | Robards, KY 42452 | Oil Operator | Dec 2023 |
| 27443 | Stekoll Oil & Gas, LTD. | | Oil Operator | Jun 1963 |
| 27444 | Stekoll Petroleu | | Oil Operator | Oct 1985 |
| 27445 | Stelbar Oil Corp | Wichita, KS 67206 | Oil & Gas Operator | Aug 1995 |
| 27446 | Stelbar Oil Corporation, Inc. | Wichita, KS 67206 | Oil & Gas Operator | Mar 2026 |
| 27447 | Stellar Oil Company | Arvada, CO 80006 | Oil & Gas Operator | Dec 1998 |
| 27448 | Steller Energy & Investment Corp | Plano, TX 75093 | Oil & Gas Operator | Feb 2021 |
| 27449 | Stellex | De Leon, TX 76444 | Oil & Gas Operator | Jul 2026 |
| 27450 | Stelucan Energy, LLC | Wichita Falls, TX 76310 | Oil & Gas Operator | Jul 2026 |
| 27451 | Stelzer Drilling Co. Inc. | Post, TX 79356 | Oil Operator | Jul 2026 |
| 27452 | Stelzer, E.A. Oil Company | Post, TX 79356 | Oil & Gas Operator | Feb 2002 |
| 27453 | Stelzer, J. C. | Post, TX 79356 | Oil & Gas Operator | Dec 1995 |
| 27454 | Stenco | | Oil & Gas Operator | Apr 1994 |
| 27455 | Stepco Incorpora | | Oil Operator | Nov 1994 |
| 27456 | Stepco Oil, Inc. | Ellinwood, KS 67526 | Oil Operator | Jan 2020 |
| 27457 | Stepco, Inc. | Ellinwood, KS 67526 | Oil Operator | Feb 2005 |
| 27458 | Stephen L Satterfield Production Company | Grantsville, WV 26147-0757 | Oil & Gas Operator | Nov 2021 |
| 27459 | Stephen Michael Inc | Midwest City, OK 73130-5200 | Oil & Gas Operator | Oct 2015 |
| 27460 | Stephen W. Bradford | | Oil Operator | Dec 1996 |
| 27461 | Stephens & Johnson Op Co | Wichita Falls, TX 76307 | Oil & Gas Operator | May 2026 |
| 27462 | Stephens & Johnson Operating Co. | Wichita Falls, TX 76307 | Oil & Gas Operator | Jul 2026 |
| 27463 | Stephens Energy Co LLC | | Oil & Gas Operator | Feb 2010 |
| 27464 | Stephens Energy Corp. | Graham, TX 76450 | Oil & Gas Operator | Feb 2022 |
| 27465 | Stephens Energy Group LLC | The Woodlands, TX 77380 | Oil & Gas Operator | Apr 2026 |
| 27466 | Stephens Exploration, Inc. | Dallas, TX 75367 | Oil & Gas Operator | May 2026 |
| 27467 | Stephens Oil Co. | | Oil Operator | Dec 2017 |
| 27468 | Stephens Oil Company, LLC | Stephens, AR 71764 | Oil Operator | Jan 2025 |
| 27469 | Stephens Operating Inc | Ardmore, OK 73401 | Oil & Gas Operator | Sep 2014 |
| 27470 | Stephens Production Company | The Woodlands, TX 77381 | Oil & Gas Operator | May 2026 |
| 27471 | Stephens Williston, LLC Dba Seg Williston, LLC | | Oil & Gas Operator | May 2026 |
| 27472 | Stephens, Autry C. | Midland, TX 79701 | Oil & Gas Operator | Mar 2023 |
| 27473 | Stephens, Clayton E. | Dallas, TX 75229 | Oil & Gas Operator | Nov 2011 |
| 27474 | Stephens, Glynn | Overton, TX 75684 | Oil & Gas Operator | Oct 2001 |
| 27475 | Stephens, Hayseed Oil Inc. | Weatherford, TX 76087 | Oil & Gas Operator | Mar 2008 |
| 27476 | Stephens, Mickie L. | MC Camey, TX 79752 | Oil & Gas Operator | Aug 1998 |
| 27477 | Stephens, Morris | Graham, TX 76450 | Oil & Gas Operator | May 1996 |
| 27478 | Stephenson Group Natural Gas Co | Smicksburg, PA 16256-1710 | Gas Operator | Dec 2020 |
| 27479 | Stephenson John | | Oil Operator | Dec 1985 |
| 27480 | Stephenson L G & | | Oil Operator | Apr 1987 |
| 27481 | Stephenson Mark M | Smicksburg, PA 16256-1710 | Gas Operator | Dec 2009 |
| 27482 | Stephenson Oil & Gas, Inc. | Eastland, TX 76448 | Oil & Gas Operator | Sep 1999 |
| 27483 | Stephenson W W Pet Corp | Edmond, OK 73003-0014 | Oil & Gas Operator | Jul 2017 |
| 27484 | Stephenson, Light | Whitsett, TX 78075 | Oil & Gas Operator | Nov 2000 |
| 27485 | Sterling Drillin | | Oil & Gas Operator | Mar 1992 |
| 27486 | Sterling Drilling Company | Pratt, KS 67124 | Oil & Gas Operator | Apr 2014 |
| 27487 | Sterling Energy Corporation | Denver, CO 80202 | Oil & Gas Operator | Sep 1995 |
| 27488 | Sterling Energy Resources, Inc. | Overland Park, KS 66212 | Oil Operator | May 2019 |
| 27489 | Sterling Energy, Inc. | Houston, TX 77002 | Oil & Gas Operator | Dec 2015 |
| 27490 | Sterling Engine Service, Inc. | Alice, TX 78333 | Oil & Gas Operator | Jul 2026 |
| 27491 | Sterling Expl. & Prod. Co., LLC | Houston, TX 77057 | Oil & Gas Operator | Jul 2026 |
| 27492 | Sterling Explora | | Oil & Gas Operator | Jun 1994 |
| 27493 | Sterling Exploration | Lee'S Summit, MO 64082 | Gas Operator | Nov 1997 |
| 27494 | Sterling Inv. Group & Assc., Inc | Baytown, TX 77522 | Oil & Gas Operator | Jul 2026 |
| 27495 | Sterling Oil & G | | Oil Operator | May 1984 |
| 27496 | Sterling Oil And Gas | Weatherford, TX 76086 | Oil & Gas Operator | Jul 2026 |
| 27497 | Sterling Oil Co. | Sterling, KS 67579 | Oil Operator | Feb 2000 |
| 27498 | Sterling Oil Of Okla Inc | Tulsa, OK 74170-2163 | Oil & Gas Operator | Nov 2006 |
| 27499 | Sterling Operators Inc | | Oil Operator | Feb 2026 |
| 27500 | Sterling Petrole | | Oil & Gas Operator | Sep 1992 |