| 2401 | Stonestreet, Vance | | Oil & Gas Operator | Dec 2006 |
| 2402 | Stonetown Properties, LTD. | Amarillo, TX 79114 | Oil & Gas Operator | Dec 2016 |
| 2403 | Stonewall Gas Co | Jane Lew, WV 26378 | Oil & Gas Operator | Dec 1999 |
| 2404 | Stonewall Production Company Inc | Tyler, TX 75702 | Oil & Gas Operator | Aug 2009 |
| 2405 | Stoney Brook Investments | Somerset, KY 42503 | Gas Operator | Dec 2024 |
| 2406 | Stoney Creek Production LLC | | Oil Operator | Jul 2026 |
| 2407 | Stoney Lake Production Co LLC | | Oil Operator | Jul 2026 |
| 2408 | Storch, Diane F. | Attica, NY 14011 | Gas Operator | Dec 2025 |
| 2409 | Storck Omer | Tulsa, OK 74105 | Oil Operator | Apr 1997 |
| 2410 | Storm Burchett Dba Storm Resources, LLC | Albany, KY 42602 | Oil Operator | Dec 2022 |
| 2411 | Storm Cat Energy USA Operating Corp | Denver, CO 80202 | Gas Operator | Jun 2017 |
| 2412 | Storm Exploration Inc | Skiatook, OK 74070-1014 | Oil & Gas Operator | Jan 2013 |
| 2413 | Storm Industries | | Oil & Gas Operator | Dec 1988 |
| 2414 | Storm Oil | Burkburnett, TX 76354 | Oil & Gas Operator | Sep 2026 |
| 2415 | Storm Peak Energy, LLC | Midland, TX 79702 | Oil & Gas Operator | May 2012 |
| 2416 | Story NRG LLC | Boerne, TX 78006 | Oil & Gas Operator | Sep 2026 |
| 2417 | Story Oil And Gas Inc | Magnolia, AR 71753 | Oil & Gas Operator | Jan 2025 |
| 2418 | Stoskopf, Wayne | Hoisington, KS 67544 | Oil Operator | Apr 1995 |
| 2419 | Stotts-Kirkpatri | | Oil Operator | Oct 1991 |
| 2420 | Stouder DRLG Co | | Oil & Gas Operator | Dec 2024 |
| 2421 | Stoudt, Jean Marie | Broken Arrow, OK 74011 | Oil Operator | Apr 2026 |
| 2422 | Stout Consulting Services, Inc. | Alice, TX 78333 | Oil & Gas Operator | May 1999 |
| 2423 | Stout Energy Inc. | Midland, TX 79708 | Oil & Gas Operator | Sep 2026 |
| 2424 | Stovall Oil Company | Casper, WY 82602 | Oil & Gas Operator | Aug 1998 |
| 2425 | Stovall Operating Co. | Graham, TX 76450 | Oil & Gas Operator | Sep 2026 |
| 2426 | Stovall, Howard | Cisco, TX 76437 | Oil & Gas Operator | Sep 2026 |
| 2427 | Stovall, Troy | Graham, TX 76450 | Oil & Gas Operator | Sep 2026 |
| 2428 | Stover Company | Tulsa, OK 74152-0786 | Oil & Gas Operator | Jan 2013 |
| 2429 | Stover Oil Company | Konawa, OK 74849-0216 | Oil & Gas Operator | Jul 2002 |
| 2430 | Stover Petroleum Inc | | Oil & Gas Operator | Mar 1990 |
| 2431 | Stowe Energy, Inc. | Vernon, TX 76384 | Oil & Gas Operator | Mar 2003 |
| 2432 | Stowe Killingsworth | | Oil & Gas Operator | Apr 2023 |
| 2433 | Stowers Energy, LLC | Celebration, FL 34747 | Oil & Gas Operator | Dec 2021 |
| 2434 | STP Cherokee Inc | Oklahoma City, OK 73102 | Oil & Gas Operator | Mar 2014 |
| 2435 | STP Newco Inc | Oklahoma City, OK 73102-5641 | Oil & Gas Operator | Jul 2021 |
| 2436 | Strabala Joseph | | Oil Operator | Jan 1992 |
| 2437 | Strachan Exploration Inc | Englewood, CO 80112 | Oil & Gas Operator | May 2026 |
| 2438 | Strago Petroleum Corporation | Houston, TX 77002 | Oil & Gas Operator | Aug 1994 |
| 2439 | Strahan Oil & Gas Co., Inc. | | Gas Operator | Oct 1983 |
| 2440 | Strait F W Incor | | Oil Operator | Jan 1992 |
| 2441 | Strand Energy, Inc. (I) | Houston, TX 77002 | Oil & Gas Operator | Sep 1996 |
| 2442 | Strand Energy, L.C. | Houston, TX 77002 | Oil & Gas Operator | Sep 2026 |
| 2443 | Strand, Carlton Oil | Stamford, TX 79553 | Oil & Gas Operator | May 1997 |
| 2444 | Strange, D. D. | Archer City, TX 76351 | Oil & Gas Operator | Sep 2014 |
| 2445 | Strange, Joyce Marital Trust | Holliday, TX 76366 | Oil Operator | May 2008 |
| 2446 | Strat Land Exploration Company | Tulsa, OK 74103 | Oil & Gas Operator | May 2026 |
| 2447 | Strata Energy Re | | Oil Operator | Nov 1987 |
| 2448 | Strata Energy, Inc. | | Oil & Gas Operator | Sep 1983 |
| 2449 | Strata Exploration, Inc. | Fairfield, IL 62837 | Oil & Gas Operator | Apr 2026 |
| 2450 | Strata Oil Corporation | Carmi, IL 62821 | Oil & Gas Operator | Jan 2002 |
| 2451 | Strata Oil Incor | | Oil Operator | Mar 1994 |
| 2452 | Strata Operating, Inc. | Corpus Chrsti, TX 78466 | Oil & Gas Operator | Sep 2026 |
| 2453 | Strata Petroleum Co. | Midland, TX 79701 | Oil & Gas Operator | May 1997 |
| 2454 | Strata Petroleum Inc | New Matamoras, OH 45767 | Oil & Gas Operator | Dec 2019 |
| 2455 | Strata Production Co | Roswell, NM 882021030 | Oil & Gas Operator | Jun 2026 |
| 2456 | Strata Star Petroleum Corp. | Uvalde, TX 78801 | Oil Operator | Sep 2026 |
| 2457 | Strata Tech Services, Inc | Rowlett, TX 75088 | Oil Operator | Dec 2019 |
| 2458 | Strata-X Inc. | | Oil & Gas Operator | Dec 2025 |
| 2459 | Strataform, Inc. | | Gas Operator | Jun 2002 |
| 2460 | Stratagas, Inc. | Rowlett, TX 75088 | Oil & Gas Operator | May 2006 |
| 2461 | Stratakan Exploration, LLC | Plainville, KS 67663 | Oil & Gas Operator | Apr 2026 |
| 2462 | Stratco Operating Co., Inc. | Austin, TX 78701 | Oil & Gas Operator | Sep 2026 |
| 2463 | Stratco, Inc. | Edmond, OK 73013 | Oil & Gas Operator | Mar 2015 |
| 2464 | Strategic Well Holdings, Inc. | Morgantown, WV 26508 | Oil & Gas Operator | Dec 2020 |
| 2465 | Strategy Operating, LLC | Midland, TX 79710 | Gas Operator | Sep 2026 |
| 2466 | Stratex Oil & Gas Holdings, Inc. | Watertown, CT 06795 | Oil Operator | Jun 2015 |
| 2467 | Stratex Oil And Gas, Inc. | Watertown, CT 06795 | Oil & Gas Operator | Jun 2016 |
| 2468 | Stratford Well Service Inc | Pond Creek, OK 73766-0310 | Oil Operator | Nov 2003 |
| 2469 | Stratlynn, Inc. | Conroe, TX 77305 | Oil & Gas Operator | Mar 2008 |
| 2470 | Strawn DRLG. Co. | Wichita Falls, TX 76307 | Oil & Gas Operator | Aug 2005 |
| 2471 | Strawn Energy Services, LLC | Lubbock, TX 79424 | Oil Operator | Sep 2026 |
| 2472 | Strawn Operating Co., L.L.C. | El Paso, TX 79912 | Oil Operator | Sep 2026 |
| 2473 | Strawn Partners Operating, LLC | Graham, TX 76450 | Oil & Gas Operator | Sep 2026 |
| 2474 | Strawn Petroleum Operating, LLC | Houston, TX 77056 | Oil & Gas Operator | Sep 2026 |
| 2475 | Stray Oil Company | Burkburnett, TX 76354 | Oil & Gas Operator | Aug 2008 |
| 2476 | Stray Oil Company, LLC | Burkburnett, TX 76354 | Oil Operator | Nov 2017 |
| 2477 | Stream Energy, Inc. | Oklahoma City, OK 73102 | Oil & Gas Operator | Dec 2025 |
| 2478 | Streamline Energy, LLC | Yates Center, KS 66783 | Oil & Gas Operator | Dec 2019 |
| 2479 | Streamline Oil And Gas Inc | Lindsay, OK 73052 | Oil & Gas Operator | Jun 2026 |
| 2480 | Strebor Oil Co. | Dallas, TX 75225 | Oil & Gas Operator | Jun 1993 |
| 2481 | Street, Spencer B., Jr. | Graham, TX 76450 | Oil & Gas Operator | Mar 1998 |
| 2482 | Streetman Inc | | Oil Operator | Oct 1987 |
| 2483 | Stricker Resources Inc | Morris, OK 74445 | Oil & Gas Operator | May 2026 |
| 2484 | Strickland, H.W. | Henrietta, TX 76365 | Oil & Gas Operator | Dec 1999 |
| 2485 | Strickler Emory | New Concord, OH 43762 | Oil & Gas Operator | Dec 2013 |
| 2486 | Stride Energy LLC | Piedmont, OK 73078 | Oil & Gas Operator | Jun 2026 |
| 2487 | Stright Roger | Amesville, OH 45711 | Oil & Gas Operator | Dec 2016 |
| 2488 | Strike Axe Oil And Gas Corporation | | Oil & Gas Operator | Mar 2021 |
| 2489 | Strike Energy Corp | Blackwell, OK 74631 | Oil & Gas Operator | Jul 2023 |
| 2490 | Strike Energy LLC | Ardmore, OK 73401 | Oil Operator | May 2026 |
| 2491 | Strike Too Oil | Albany, TX 76430 | Oil Operator | Sep 2026 |
| 2492 | Striker Management Co LLC | Shawnee, OK 74801 | Oil & Gas Operator | Apr 2026 |
| 2493 | Striker Petroleum Corporation | Englewood, CO 80111 | Oil & Gas Operator | Dec 1999 |
| 2494 | Striker Petroleum Operations LLC | Frisco, TX 75034-2127 | Oil & Gas Operator | Nov 2014 |
| 2495 | Striker Robert E | Rogers, OH 44455 | Oil & Gas Operator | Dec 2025 |
| 2496 | Stringer E M | | Oil Operator | May 1996 |
| 2497 | Stringer Oil & Gas Co., Inc. | San Angelo, TX 76902 | Oil & Gas Operator | Oct 1996 |
| 2498 | Striper Oil, Inc. | Dallas, TX 75379 | Oil & Gas Operator | Apr 2002 |
| 2499 | Stripper Oil Com | | Oil Operator | Nov 1996 |
| 2500 | Stripper Oil Company Inc | | Oil Operator | Mar 2026 |