| 2301 | Stekoll Petroleu | | Oil Operator | Oct 1985 |
| 2302 | Stelbar Oil Corp | Wichita, KS 67206 | Oil & Gas Operator | Aug 1995 |
| 2303 | Stelbar Oil Corporation, Inc. | Wichita, KS 67206 | Oil & Gas Operator | Dec 2024 |
| 2304 | Stellar Oil Company | Arvada, CO 80006 | Oil & Gas Operator | Dec 1998 |
| 2305 | Steller Energy & Investment Corp | Plano, TX 75093 | Oil & Gas Operator | Feb 2021 |
| 2306 | Stellex | De Leon, TX 76444 | Oil & Gas Operator | Apr 2025 |
| 2307 | Stelucan Energy, LLC | Wichita Falls, TX 76310 | Oil & Gas Operator | Apr 2025 |
| 2308 | Stelzer Drilling Co. Inc. | Post, TX 79356 | Oil Operator | Apr 2025 |
| 2309 | Stelzer, E.A. Oil Company | Post, TX 79356 | Oil & Gas Operator | Feb 2002 |
| 2310 | Stelzer, J. C. | Post, TX 79356 | Oil & Gas Operator | Dec 1995 |
| 2311 | Stenco | | Oil & Gas Operator | Apr 1994 |
| 2312 | Stepco Incorpora | | Oil Operator | Nov 1994 |
| 2313 | Stepco Oil, Inc. | Ellinwood, KS 67526 | Oil Operator | Jan 2020 |
| 2314 | Stepco, Inc. | Ellinwood, KS 67526 | Oil Operator | Feb 2005 |
| 2315 | Stephen Debrular Dba Stephen Gas Company | Weston, WV 26452-7396 | Gas Operator | Dec 2021 |
| 2316 | Stephen J Svetlak LLC | Canton, OH 44718 | Oil & Gas Operator | Dec 2023 |
| 2317 | Stephen L Satterfield Production Company | Grantsville, WV 26147-0757 | Oil & Gas Operator | Nov 2021 |
| 2318 | Stephen Michael Inc | Midwest City, OK 73130-5200 | Oil & Gas Operator | Oct 2015 |
| 2319 | Stephen W. Bradford | | Oil Operator | Dec 1996 |
| 2320 | Stephens & Johnson Op Co | Wichita Falls, TX 76307 | Oil & Gas Operator | Feb 2025 |
| 2321 | Stephens & Johnson Operating Co. | Wichita Falls, TX 76307 | Oil & Gas Operator | Apr 2025 |
| 2322 | Stephens Energy Company LLC | | Oil & Gas Operator | Jun 2012 |
| 2323 | Stephens Energy Corp. | Graham, TX 76450 | Oil & Gas Operator | Feb 2022 |
| 2324 | Stephens Energy Group LLC | The Woodlands, TX 77380 | Oil & Gas Operator | Jan 2025 |
| 2325 | Stephens Exploration, Inc. | Dallas, TX 75367 | Oil & Gas Operator | Feb 2025 |
| 2326 | Stephens Oil Co. | | Oil Operator | Dec 2017 |
| 2327 | Stephens Oil Company, LLC | Stephens, AR 71764 | Oil Operator | Jul 2024 |
| 2328 | Stephens Operating Inc | Ardmore, OK 73401 | Oil & Gas Operator | Sep 2014 |
| 2329 | Stephens Production Company | The Woodlands, TX 77381 | Oil & Gas Operator | Feb 2025 |
| 2330 | Stephens Williston, LLC Dba Seg Williston, LLC | | Oil & Gas Operator | Feb 2025 |
| 2331 | Stephens, Autry C. | Midland, TX 79701 | Oil & Gas Operator | Mar 2023 |
| 2332 | Stephens, Clayton E. | Dallas, TX 75229 | Oil & Gas Operator | Nov 2011 |
| 2333 | Stephens, Glynn | Overton, TX 75684 | Oil & Gas Operator | Oct 2001 |
| 2334 | Stephens, Hayseed Oil Inc. | Weatherford, TX 76087 | Oil & Gas Operator | Mar 2008 |
| 2335 | Stephens, Mickie L. | MC Camey, TX 79752 | Oil & Gas Operator | Aug 1998 |
| 2336 | Stephens, Morris | Graham, TX 76450 | Oil & Gas Operator | May 1996 |
| 2337 | Stephenson Group Natural Gas Co | Smicksburg, PA 16256-1710 | Gas Operator | Dec 2020 |
| 2338 | Stephenson John | | Oil Operator | Dec 1985 |
| 2339 | Stephenson L G & | | Oil Operator | Apr 1987 |
| 2340 | Stephenson Mark M | Smicksburg, PA 16256-1710 | Gas Operator | Dec 2009 |
| 2341 | Stephenson Oil & Gas, Inc. | Eastland, TX 76448 | Oil & Gas Operator | Sep 1999 |
| 2342 | Stephenson W W Pet Corp | Edmond, OK 73003-0014 | Oil & Gas Operator | Jul 2017 |
| 2343 | Stephenson, Light | Whitsett, TX 78075 | Oil & Gas Operator | Nov 2000 |
| 2344 | Sterling Drillin | | Oil & Gas Operator | Mar 1992 |
| 2345 | Sterling Drilling Company | Pratt, KS 67124 | Oil & Gas Operator | Apr 2014 |
| 2346 | Sterling Energy Corp | Denver, CO 80202 | Oil & Gas Operator | Sep 1995 |
| 2347 | Sterling Energy Resources, Inc. | Overland Park, KS 66212 | Oil Operator | May 2019 |
| 2348 | Sterling Energy, Inc. | Houston, TX 77002 | Oil & Gas Operator | Dec 2015 |
| 2349 | Sterling Engine Service, Inc. | Alice, TX 78333 | Oil & Gas Operator | Apr 2025 |
| 2350 | Sterling Expl. & Prod. Co., LLC | Houston, TX 77057 | Oil & Gas Operator | Apr 2025 |
| 2351 | Sterling Explora | | Oil & Gas Operator | Jun 1994 |
| 2352 | Sterling Exploration | Lee'S Summit, MO 64082 | Gas Operator | Nov 1997 |
| 2353 | Sterling Inv. Group & Assc., Inc | Baytown, TX 77522 | Oil & Gas Operator | Apr 2025 |
| 2354 | Sterling Oil & G | | Oil Operator | May 1984 |
| 2355 | Sterling Oil And Gas | Weatherford, TX 76086 | Oil & Gas Operator | Apr 2025 |
| 2356 | Sterling Oil Co. | Sterling, KS 67579 | Oil Operator | Feb 2000 |
| 2357 | Sterling Oil Of Okla Inc | Tulsa, OK 74170-2163 | Oil & Gas Operator | Nov 2006 |
| 2358 | Sterling Operators Inc | | Oil Operator | Feb 2025 |
| 2359 | Sterling Petrole | | Oil & Gas Operator | Sep 1992 |
| 2360 | Sterling Properties Inc | Lawton, OK 73501-9601 | Oil Operator | Jan 2025 |
| 2361 | Sterlynn Oil & Gas, Inc. | Harper, TX 78631 | Oil Operator | Apr 2025 |
| 2362 | Stesco Operating Company LLC | Oklahoma City, OK 73120 | Oil & Gas Operator | Jan 2025 |
| 2363 | Stetson Energy Corporation | Duncan, OK 73534-0098 | Oil & Gas Operator | Mar 2015 |
| 2364 | Stetson Petroleum Corp. | Rollins, MT 59931 | Oil & Gas Operator | Apr 2025 |
| 2365 | Steve Burchett Oil Co | | Oil Operator | Dec 2023 |
| 2366 | Steve Smith | | Gas Operator | Dec 1987 |
| 2367 | Steve'S Oilfield | | Oil Operator | Jul 1994 |
| 2368 | Steveco | | Oil Operator | Feb 1984 |
| 2369 | Steven A. Sayce | | Oil Operator | Jan 2021 |
| 2370 | Steven Cornelius | Collinsville, OK 74021 | Oil Operator | Sep 2015 |
| 2371 | Steven D Ruppert | Tesuque, NM 87574 | Oil & Gas Operator | Feb 2022 |
| 2372 | Stevens & Tull, Inc. | Midland, TX 79702 | Oil & Gas Operator | Jun 2000 |
| 2373 | Stevens Oil & Gas LLC | Marietta, OH 45750 | Oil & Gas Operator | Dec 2024 |
| 2374 | Stevens Quincy O | Oklahoma City, OK 73116-4102 | Oil & Gas Operator | Dec 2019 |
| 2375 | Stevens, Carole J. & Garry M. | Cherry Creek, NY 14723 | Gas Operator | Dec 2023 |
| 2376 | Stevens, Dale E | Grayson, KY 41143 | Oil Operator | Dec 2023 |
| 2377 | Stevenson Oil Company, Inc. | Lovington, NM 88260 | Oil & Gas Operator | Feb 2025 |
| 2378 | Stevenson, Albert | | Oil & Gas Operator | Jun 1979 |
| 2379 | Stevenson, Ken & Associates, Inc | La Grange, TX 78945 | Oil & Gas Operator | Sep 2002 |
| 2380 | Stevie'S Shale Well LLC | Woodhull, NY 14898 | Gas Operator | Dec 2023 |
| 2381 | Steward Energy II, LLC | Frisco, TX 75034 | Oil & Gas Operator | Apr 2025 |
| 2382 | Steward Energy, LLC | Frisco, TX 75034 | Oil & Gas Operator | Nov 2014 |
| 2383 | Steward Petroleum Company | | Oil & Gas Operator | Nov 1995 |
| 2384 | Stewardship Resources | Roanoke, TX 76262 | Oil & Gas Operator | Jun 2022 |
| 2385 | Stewart & Porter | Mingus, TX 76463 | Oil & Gas Operator | Apr 2002 |
| 2386 | Stewart Construction | Graham, TX 76450 | Oil Operator | Apr 2025 |
| 2387 | Stewart Contract Services | Strawn, TX 76475 | Oil & Gas Operator | Apr 2025 |
| 2388 | Stewart Drilling Co. Inc | Lancaster, OH 43130 | Oil & Gas Operator | Dec 1990 |
| 2389 | Stewart Drilling Program | Home, PA 15747-9801 | Oil & Gas Operator | Dec 2014 |
| 2390 | Stewart Family Holdings LLC | Weatherford, TX 76087 | Oil & Gas Operator | Apr 2025 |
| 2391 | Stewart Inc | Ringling, OK 73456 | Oil & Gas Operator | Feb 2025 |
| 2392 | Stewart K Petroleum Corp | Edmond, OK 73013 | Oil & Gas Operator | Mar 2015 |
| 2393 | Stewart Morris E Oil Company | Oklahoma City, OK 73132 | Oil & Gas Operator | Jan 2013 |
| 2394 | Stewart Morris E Operating Co LLC | Oklahoma City, OK 73172-0600 | Oil & Gas Operator | Jul 2008 |
| 2395 | Stewart Oil & Gas | Stephenville, TX 76401 | Gas Operator | Apr 2025 |
| 2396 | Stewart Oil & Gas Investments Inc | Porum, OK 74455 | Gas Operator | Feb 2025 |
| 2397 | Stewart Oil Comp | | Oil Operator | Jul 1993 |
| 2398 | Stewart Oil Company | | Oil Operator | Jun 2009 |
| 2399 | Stewart Operating | | Oil Operator | Jul 2019 |
| 2400 | Stewart Petroleum Corporation | Greenwood VIllage, CO 80111 | Oil & Gas Operator | Dec 2023 |