| 2301 | Sterling Engine Service, Inc. | Alice, TX 78333 | Oil & Gas Operator | Sep 2025 |
| 2302 | Sterling Expl. & Prod. Co., LLC | Houston, TX 77057 | Oil & Gas Operator | Sep 2025 |
| 2303 | Sterling Explora | | Oil & Gas Operator | Jun 1994 |
| 2304 | Sterling Exploration | Lee'S Summit, MO 64082 | Gas Operator | Nov 1997 |
| 2305 | Sterling Inv. Group & Assc., Inc | Baytown, TX 77522 | Oil & Gas Operator | Sep 2025 |
| 2306 | Sterling Oil & G | | Oil Operator | May 1984 |
| 2307 | Sterling Oil And Gas | Weatherford, TX 76086 | Oil & Gas Operator | Sep 2025 |
| 2308 | Sterling Oil Co. | Sterling, KS 67579 | Oil Operator | Feb 2000 |
| 2309 | Sterling Oil Of Okla Inc | Tulsa, OK 74170-2163 | Oil & Gas Operator | Nov 2006 |
| 2310 | Sterling Operators Inc | | Oil Operator | Jun 2025 |
| 2311 | Sterling Petrole | | Oil & Gas Operator | Sep 1992 |
| 2312 | Sterling Properties Inc | Lawton, OK 73501-9601 | Oil Operator | Jan 2025 |
| 2313 | Sterlynn Oil & Gas, Inc. | Harper, TX 78631 | Oil Operator | Sep 2025 |
| 2314 | Stesco Operating Company LLC | Oklahoma City, OK 73120 | Oil & Gas Operator | May 2025 |
| 2315 | Stetson Energy Corporation | Duncan, OK 73534-0098 | Oil & Gas Operator | Mar 2015 |
| 2316 | Stetson Petroleum Corp. | Rollins, MT 59931 | Oil & Gas Operator | Sep 2025 |
| 2317 | Steve Burchett Oil Co | | Oil Operator | Dec 2023 |
| 2318 | Steve Smith | | Gas Operator | Dec 1987 |
| 2319 | Steve'S Oilfield | | Oil Operator | Jul 1994 |
| 2320 | Steveco | | Oil Operator | Feb 1984 |
| 2321 | Steven A. Sayce | | Oil Operator | Jan 2021 |
| 2322 | Steven D Ruppert | Tesuque, NM 87574 | Oil & Gas Operator | Feb 2022 |
| 2323 | Stevens & Tull, Inc. | Midland, TX 79702 | Oil & Gas Operator | Jun 2000 |
| 2324 | Stevens Oil & Gas LLC | Marietta, OH 45750 | Oil & Gas Operator | Dec 2024 |
| 2325 | Stevens Quincy O | Oklahoma City, OK 73116-4102 | Oil & Gas Operator | Dec 2019 |
| 2326 | Stevens, Carole J. | Cherry Creek, NY 14723 | Gas Operator | Dec 2024 |
| 2327 | Stevens, Dale E | Grayson, KY 41143 | Oil Operator | Dec 2023 |
| 2328 | Stevenson Oil Company | Lovington, NM 88260 | Oil & Gas Operator | Mar 2025 |
| 2329 | Stevenson, Albert | | Oil & Gas Operator | Jun 1979 |
| 2330 | Stevenson, Ken & Associates, Inc | La Grange, TX 78945 | Oil & Gas Operator | Sep 2002 |
| 2331 | Stevie'S Shale Well LLC | Woodhull, NY 14898 | Gas Operator | Dec 2024 |
| 2332 | Steward Energy II, LLC | Frisco, TX 75034 | Oil & Gas Operator | Mar 2025 |
| 2333 | Steward Energy, LLC | Frisco, TX 75034 | Oil & Gas Operator | Nov 2014 |
| 2334 | Steward Petroleum Company | | Oil & Gas Operator | Nov 1995 |
| 2335 | Stewardship Resources | Roanoke, TX 76262 | Oil & Gas Operator | Jun 2022 |
| 2336 | Stewart & Porter | Mingus, TX 76463 | Oil & Gas Operator | Apr 2002 |
| 2337 | Stewart Construction | Graham, TX 76450 | Oil Operator | Sep 2025 |
| 2338 | Stewart Contract Services | Strawn, TX 76475 | Oil & Gas Operator | Sep 2025 |
| 2339 | Stewart Drilling Co. Inc | Lancaster, OH 43130 | Oil & Gas Operator | Dec 1990 |
| 2340 | Stewart Drilling Program | Home, PA 15747-9801 | Oil & Gas Operator | Dec 2014 |
| 2341 | Stewart Family Holdings LLC | Weatherford, TX 76087 | Oil & Gas Operator | Sep 2025 |
| 2342 | Stewart Inc | Ringling, OK 73456 | Oil & Gas Operator | Jun 2025 |
| 2343 | Stewart K Petroleum Corp | Edmond, OK 73013 | Oil & Gas Operator | Mar 2015 |
| 2344 | Stewart Morris E Oil Company | Oklahoma City, OK 73132 | Oil & Gas Operator | Jan 2013 |
| 2345 | Stewart Morris E Operating Co LLC | Oklahoma City, OK 73172-0600 | Oil & Gas Operator | Jul 2008 |
| 2346 | Stewart Oil & Gas | Stephenville, TX 76401 | Gas Operator | Sep 2025 |
| 2347 | Stewart Oil & Gas Investments Inc | Porum, OK 74455 | Gas Operator | Jun 2025 |
| 2348 | Stewart Oil Comp | | Oil Operator | Jul 1993 |
| 2349 | Stewart Oil Company | | Oil Operator | Jun 2009 |
| 2350 | Stewart Operating | | Oil Operator | Jul 2019 |
| 2351 | Stewart Petroleum Corporation | Greenwood VIllage, CO 80111 | Oil & Gas Operator | Dec 2023 |
| 2352 | Stewart Producers | Lancaster, OH 43130 | Oil & Gas Operator | Dec 1984 |
| 2353 | Stewart Producers, Inc. | Mount Vernon, IL 62864 | Oil & Gas Operator | Apr 2025 |
| 2354 | Stewart W C Oil | | Oil Operator | Jun 1986 |
| 2355 | Stewart, George W | | Oil Operator | Dec 2023 |
| 2356 | Stewart, James G. | Graham, TX 76450 | Oil & Gas Operator | Sep 2019 |
| 2357 | Stewart, William C. | Amarillo, TX 79105 | Gas Operator | May 2003 |
| 2358 | Stice Oil Company | | Oil Operator | Apr 2025 |
| 2359 | Stich Oil Company, A General Partnership | Chanute, KS 66720 | Oil Operator | Jul 2014 |
| 2360 | Stickney Oil & Gas, Inc. | Midland, TX 79704 | Oil & Gas Operator | Nov 2014 |
| 2361 | Stickney, F. C., Inc. | Midland, TX 79704 | Oil & Gas Operator | Oct 1998 |
| 2362 | Stidham Bob And Alice F | Sperry, OK 74073 | Oil Operator | May 2025 |
| 2363 | Stifter, Ralph E | Rantoul, KS 66079 | Oil Operator | Sep 2001 |
| 2364 | Stigler Gas Company | Stigler, OK 74462 | Gas Operator | Feb 2025 |
| 2365 | Stiglitz Raymond J | Franklin, PA 16323-7760 | Oil & Gas Operator | Dec 2013 |
| 2366 | Stiles, Carl W. | West Valley, NY 14171 | Gas Operator | Dec 2024 |
| 2367 | Still A B Wel-Service Inc | Drumright, OK 74030-0787 | Oil & Gas Operator | Jul 2019 |
| 2368 | Still Alex B Estate Of | Sagle, ID 83860-0644 | Oil & Gas Operator | Nov 2018 |
| 2369 | Stillwater Oil & Gas | Irving, TX 75062 | Oil & Gas Operator | Mar 2015 |
| 2370 | Stillwater Petroleum Company | College Sta, TX 77845 | Oil & Gas Operator | Nov 1997 |
| 2371 | Stine Massie Oil, LLC | Mansfield, TX 76063 | Oil Operator | Jul 2025 |
| 2372 | Stine Oil Company | Mansfield, TX 76063 | Oil Operator | Mar 2016 |
| 2373 | Stine, Ward L.Oil Company | Windthorst, TX 76389 | Oil & Gas Operator | Oct 1999 |
| 2374 | Stine-Hawkins | Mansfield, TX 76063 | Gas Operator | Sep 2025 |
| 2375 | Sting Exploration Company | Tulsa, OK 74120 | Oil Operator | Sep 2004 |
| 2376 | Stinger Oil & Gas Inc. | Sherman Oaks, CA 91403 | Oil & Gas Operator | Oct 2013 |
| 2377 | Stingray Oil Company, Inc. | Mullin, TX 76864 | Oil Operator | Sep 2025 |
| 2378 | Stinhall Corporation | | Oil & Gas Operator | Apr 1989 |
| 2379 | Stinnett Oil Company | | Oil Operator | Dec 1997 |
| 2380 | Stinson Gas Company, L.L.C. | | Gas Operator | Jul 2018 |
| 2381 | Stinson, Ernest Dba Logsdon Valley Oil | Horse Cave, KY 42749 | Oil Operator | Dec 2021 |
| 2382 | Stinson, Jan | | Oil Operator | May 1984 |
| 2383 | Stivers Inc | Graham, TX 76450 | Oil & Gas Operator | May 2003 |
| 2384 | Stivers Operating, Inc. | Graham, TX 76450 | Oil & Gas Operator | Feb 1995 |
| 2385 | Stiverson, R G Co, Inc | | Oil Operator | Dec 2011 |
| 2386 | Stixon Petroleum | | Oil Operator | Dec 1996 |
| 2387 | STL Oil & Gas LLC | Skiatook, OK 74070 | Oil & Gas Operator | Mar 2016 |
| 2388 | STL Resources LLC | Sewickley, PA 15143-8859 | Gas Operator | Jun 2025 |
| 2389 | Sto Operating Company | San Antonio, TX 78258 | Oil & Gas Operator | Sep 2025 |
| 2390 | Stobaugh G B Trust | Oklahoma City, OK 73124 | Oil Operator | Dec 2024 |
| 2391 | Stober Oil And Gas Services, LLC | Breckenridge, TX 76424 | Oil & Gas Operator | Sep 2025 |
| 2392 | Stockdale Energy Co. | | Gas Operator | Dec 1992 |
| 2393 | Stockdale Oil & Gas Inc. | | Oil & Gas Operator | Dec 2001 |
| 2394 | Stocker & Sitler Inc | Columbus, OH 43214 | Oil & Gas Operator | Dec 2002 |
| 2395 | Stockyard Energy Partners, LLC | Calumet, OK 73014 | Oil Operator | Jun 2025 |
| 2396 | Stoeppelwerth DR | | Oil Operator | May 1993 |
| 2397 | Stokes Donna L | Blanchard, OK 73010 | Oil & Gas Operator | Jun 2023 |
| 2398 | Stoll, James G | Eden, NY 14057 | Gas Operator | Dec 2024 |
| 2399 | Stoltz, Deane H. | Midland, TX 79710 | Oil & Gas Operator | Oct 2000 |
| 2400 | Stone & Webster Oil Company, Inc | Houston, TX 77002 | Oil & Gas Operator | Dec 1995 |