| 27401 | Stephenson Mark M | Smicksburg, PA 16256-1710 | Gas Operator | Dec 2009 |
| 27402 | Stephenson Oil & Gas, Inc. | Eastland, TX 76448 | Oil & Gas Operator | Sep 1999 |
| 27403 | Stephenson W W Pet Corp | Edmond, OK 73003-0014 | Oil & Gas Operator | Jul 2017 |
| 27404 | Stephenson, Light | Whitsett, TX 78075 | Oil & Gas Operator | Nov 2000 |
| 27405 | Sterling Drillin | | Oil & Gas Operator | Mar 1992 |
| 27406 | Sterling Drilling Company | Pratt, KS 67124 | Oil & Gas Operator | Apr 2014 |
| 27407 | Sterling Energy Corporation | Denver, CO 80202 | Oil & Gas Operator | Sep 1995 |
| 27408 | Sterling Energy Resources, Inc. | Overland Park, KS 66212 | Oil Operator | May 2019 |
| 27409 | Sterling Energy, Inc. | Houston, TX 77002 | Oil & Gas Operator | Dec 2015 |
| 27410 | Sterling Engine Service, Inc. | Alice, TX 78333 | Oil & Gas Operator | Sep 2026 |
| 27411 | Sterling Expl. & Prod. Co., LLC | Houston, TX 77057 | Oil & Gas Operator | Sep 2026 |
| 27412 | Sterling Explora | | Oil & Gas Operator | Jun 1994 |
| 27413 | Sterling Exploration | Lee'S Summit, MO 64082 | Gas Operator | Nov 1997 |
| 27414 | Sterling Inv. Group & Assc., Inc | Baytown, TX 77522 | Oil & Gas Operator | Sep 2026 |
| 27415 | Sterling Oil & G | | Oil Operator | May 1984 |
| 27416 | Sterling Oil And Gas | Weatherford, TX 76086 | Oil & Gas Operator | Sep 2026 |
| 27417 | Sterling Oil And Gas LLC | Wichita Falls, TX 76310 | Oil Operator | Sep 2026 |
| 27418 | Sterling Oil Co. | Sterling, KS 67579 | Oil Operator | Feb 2000 |
| 27419 | Sterling Oil Of Okla Inc | Tulsa, OK 74170-2163 | Oil & Gas Operator | Nov 2006 |
| 27420 | Sterling Operators Inc | | Oil Operator | Jun 2026 |
| 27421 | Sterling Petrole | | Oil & Gas Operator | Sep 1992 |
| 27422 | Sterling Properties Inc | Lawton, OK 73501-9601 | Oil Operator | Jun 2026 |
| 27423 | Sterlynn Oil & Gas, Inc. | Harper, TX 78631 | Oil Operator | Sep 2026 |
| 27424 | Stesco Operating Company LLC | Oklahoma City, OK 73120 | Oil & Gas Operator | Apr 2026 |
| 27425 | Stetson Energy Corporation | Duncan, OK 73534-0098 | Oil & Gas Operator | Mar 2015 |
| 27426 | Stetson Petroleum Corp. | Rollins, MT 59931 | Oil & Gas Operator | Sep 2026 |
| 27427 | Steve Burchett Oil Co | | Oil Operator | Dec 2023 |
| 27428 | Steve Smith | | Gas Operator | Dec 1987 |
| 27429 | Steve'S Oilfield | | Oil Operator | Jul 1994 |
| 27430 | Steveco | | Oil Operator | Feb 1984 |
| 27431 | Steven A. Sayce | | Oil Operator | Jan 2021 |
| 27432 | Steven D Ruppert | Tesuque, NM 87574 | Oil & Gas Operator | Feb 2022 |
| 27433 | Stevens & Tull, Inc. | Midland, TX 79702 | Oil & Gas Operator | Jun 2000 |
| 27434 | Stevens Oil & Gas LLC | Marietta, OH 45750 | Oil & Gas Operator | Dec 2025 |
| 27435 | Stevens Quincy O | Oklahoma City, OK 73116-4102 | Oil & Gas Operator | Dec 2019 |
| 27436 | Stevens, Carole J. | Cherry Creek, NY 14723 | Gas Operator | Dec 2025 |
| 27437 | Stevens, Dale E | Grayson, KY 41143 | Oil Operator | Dec 2023 |
| 27438 | Stevenson Oil Company, Inc. | Houston, TX 77002 | Oil & Gas Operator | Mar 2025 |
| 27439 | Stevenson, Albert | | Oil & Gas Operator | Jun 1979 |
| 27440 | Stevenson, Ken & Associates, Inc | La Grange, TX 78945 | Oil & Gas Operator | Sep 2002 |
| 27441 | Stevie'S Shale Well LLC | Woodhull, NY 14898 | Gas Operator | Dec 2025 |
| 27442 | Steward Energy II, LLC | Fort Worth, TX 76102 | Oil & Gas Operator | Mar 2025 |
| 27443 | Steward Energy, LLC | Frisco, TX 75034 | Oil & Gas Operator | Nov 2014 |
| 27444 | Steward Petroleum Company | | Oil & Gas Operator | Nov 1995 |
| 27445 | Stewardship Resources | Roanoke, TX 76262 | Oil & Gas Operator | Jun 2022 |
| 27446 | Stewart & Porter | Mingus, TX 76463 | Oil & Gas Operator | Apr 2002 |
| 27447 | Stewart Construction | Graham, TX 76450 | Oil & Gas Operator | Sep 2026 |
| 27448 | Stewart Drilling Co. Inc | Lancaster, OH 43130 | Oil & Gas Operator | Dec 1990 |
| 27449 | Stewart Drilling Program | Home, PA 15747-9801 | Oil & Gas Operator | Dec 2014 |
| 27450 | Stewart Family Holdings LLC | Weatherford, TX 76087 | Oil & Gas Operator | Sep 2026 |
| 27451 | Stewart Inc | Ringling, OK 73456 | Oil & Gas Operator | Jun 2026 |
| 27452 | Stewart K Petroleum Corp | Edmond, OK 73013 | Oil & Gas Operator | Mar 2015 |
| 27453 | Stewart Morris E Oil Company | Oklahoma City, OK 73132 | Oil & Gas Operator | Jan 2013 |
| 27454 | Stewart Morris E Operating Co LLC | Oklahoma City, OK 73172-0600 | Oil & Gas Operator | Jul 2008 |
| 27455 | Stewart Oil & Gas | Stephenville, TX 76401 | Gas Operator | Sep 2026 |
| 27456 | Stewart Oil & Gas Investments Inc | Porum, OK 74455 | Gas Operator | Jun 2026 |
| 27457 | Stewart Oil Co. | | Oil Operator | Jun 2009 |
| 27458 | Stewart Oil Comp | | Oil Operator | Jul 1993 |
| 27459 | Stewart Operating | | Oil Operator | Jul 2019 |
| 27460 | Stewart Petroleum Corporation | Greenwood VIllage, CO 80111 | Oil & Gas Operator | Dec 2023 |
| 27461 | Stewart Producers | Lancaster, OH 43130 | Oil & Gas Operator | Dec 1984 |
| 27462 | Stewart Producers, Inc. | Mount Vernon, IL 62864 | Oil & Gas Operator | Apr 2026 |
| 27463 | Stewart W C Oil | | Oil Operator | Jun 1986 |
| 27464 | Stewart, James G. | Graham, TX 76450 | Oil & Gas Operator | Sep 2019 |
| 27465 | Stewart, William C. | Amarillo, TX 79105 | Gas Operator | May 2003 |
| 27466 | Stice Oil Company | | Oil Operator | Mar 2026 |
| 27467 | Stich Oil Company, A General Partnership | Chanute, KS 66720 | Oil Operator | Jul 2014 |
| 27468 | Stickney Oil & Gas, Inc. | Midland, TX 79704 | Oil & Gas Operator | Nov 2014 |
| 27469 | Stickney, F. C., Inc. | Midland, TX 79704 | Oil & Gas Operator | Oct 1998 |
| 27470 | Stidham Bob And Alice F | Sperry, OK 74073 | Oil Operator | May 2026 |
| 27471 | Stifter, Ralph E | Rantoul, KS 66079 | Oil Operator | Sep 2001 |
| 27472 | Stiglitz Raymond J | | Oil & Gas Operator | Dec 2013 |
| 27473 | Stiles, Carl W. | West Valley, NY 14171 | Gas Operator | Dec 2025 |
| 27474 | Still A B Wel-Service Inc | Drumright, OK 74030-0787 | Oil & Gas Operator | Jul 2019 |
| 27475 | Still Alex B Estate Of | Sagle, ID 83860-0644 | Oil & Gas Operator | Nov 2018 |
| 27476 | Stillwater Oil & Gas | Irving, TX 75062 | Oil & Gas Operator | Mar 2015 |
| 27477 | Stillwater Petroleum Company | College Sta, TX 77845 | Oil & Gas Operator | Nov 1997 |
| 27478 | Stine Massie Oil, LLC | Mansfield, TX 76063 | Oil Operator | Jul 2025 |
| 27479 | Stine Oil Company | Mansfield, TX 76063 | Oil Operator | Mar 2016 |
| 27480 | Stine, Ward L.Oil Company | Windthorst, TX 76389 | Oil & Gas Operator | Oct 1999 |
| 27481 | Stine-Hawkins | Mansfield, TX 76063 | Gas Operator | Sep 2026 |
| 27482 | Sting Exploration Company | Tulsa, OK 74120 | Oil Operator | Sep 2004 |
| 27483 | Stinger Oil & Gas Inc. | Sherman Oaks, CA 91403 | Oil & Gas Operator | Oct 2013 |
| 27484 | Stingray Oil Company, Inc. | Goldthwaite, TX 76844 | Oil Operator | Sep 2026 |
| 27485 | Stinhall Corporation | | Oil & Gas Operator | Apr 1989 |
| 27486 | Stinnett Oil Company | | Oil Operator | Dec 1997 |
| 27487 | Stinson Gas Company, L.L.C. | | Gas Operator | Jul 2018 |
| 27488 | Stinson, Ernest Dba Logsdon Valley Oil | Horse Cave, KY 42749 | Oil Operator | Dec 2021 |
| 27489 | Stinson, Jan | | Oil Operator | May 1984 |
| 27490 | Stivers Inc | Graham, TX 76450 | Oil & Gas Operator | May 2003 |
| 27491 | Stivers Operating, Inc. | Graham, TX 76450 | Oil & Gas Operator | Feb 1995 |
| 27492 | Stiverson, R G Co, Inc | | Oil Operator | Dec 2011 |
| 27493 | Stixon Petroleum | | Oil Operator | Dec 1996 |
| 27494 | STL Oil & Gas LLC | Skiatook, OK 74070 | Oil & Gas Operator | Mar 2016 |
| 27495 | STL Resources LLC | Sewickley, PA 15143-8859 | Gas Operator | Jun 2026 |
| 27496 | Sto Operating Company | San Antonio, TX 78258 | Oil & Gas Operator | Sep 2026 |
| 27497 | Stobaugh G B Trust | Oklahoma City, OK 73124 | Oil Operator | Mar 2026 |
| 27498 | Stober Oil And Gas Services, LLC | Breckenridge, TX 76424 | Oil & Gas Operator | Sep 2026 |
| 27499 | Stockdale Energy Co. | | Gas Operator | Dec 1992 |
| 27500 | Stockdale Oil & Gas Inc. | | Oil & Gas Operator | Dec 2001 |