| 28201 | Steinberger, Gerald | Windthorst, TX 76389 | Oil & Gas Operator | Sep 2007 |
| 28202 | Steindorf, Bert Oil & Gas Co. | Floresville, TX 78114 | Oil & Gas Operator | Dec 2025 |
| 28203 | Steiner Oil And Gas | Lincolnville, KS 66858 | Oil Operator | Jan 1999 |
| 28204 | Steinforth, Loren | Yates Center, KS 66783 | Oil Operator | Sep 2014 |
| 28205 | Steinle Oil | | Oil Operator | Aug 2021 |
| 28206 | Steinman, Frank C. | Electra, TX 76360 | Oil & Gas Operator | Dec 2025 |
| 28207 | Steinwachs SR, James M | Robards, KY 42452 | Oil Operator | Dec 2023 |
| 28208 | Stekoll Oil & Gas, LTD. | | Oil Operator | Jun 1963 |
| 28209 | Stekoll Petroleu | | Oil Operator | Oct 1985 |
| 28210 | Stelbar Oil Corp | Wichita, KS 67206 | Oil & Gas Operator | Aug 1995 |
| 28211 | Stelbar Oil Corporation, Inc. | Wichita, KS 67206 | Oil & Gas Operator | Jun 2025 |
| 28212 | Stellar Oil Company | Arvada, CO 80006 | Oil & Gas Operator | Dec 1998 |
| 28213 | Steller Energy & Investment Corp | Plano, TX 75093 | Oil & Gas Operator | Feb 2021 |
| 28214 | Stellex | De Leon, TX 76444 | Oil & Gas Operator | Dec 2025 |
| 28215 | Stelucan Energy, LLC | Wichita Falls, TX 76310 | Oil & Gas Operator | Dec 2025 |
| 28216 | Stelzer Drilling Co. Inc. | Post, TX 79356 | Oil Operator | Dec 2025 |
| 28217 | Stelzer, E.A. Oil Company | Post, TX 79356 | Oil & Gas Operator | Feb 2002 |
| 28218 | Stelzer, J. C. | Post, TX 79356 | Oil & Gas Operator | Dec 1995 |
| 28219 | Stenco | | Oil & Gas Operator | Apr 1994 |
| 28220 | Stepco Incorpora | | Oil Operator | Nov 1994 |
| 28221 | Stepco Oil, Inc. | Ellinwood, KS 67526 | Oil Operator | Jan 2020 |
| 28222 | Stepco, Inc. | Ellinwood, KS 67526 | Oil Operator | Feb 2005 |
| 28223 | Stephen J Svetlak LLC | Canton, OH 44718 | Oil & Gas Operator | Dec 2024 |
| 28224 | Stephen L Satterfield Production Company | Grantsville, WV 26147-0757 | Oil & Gas Operator | Nov 2021 |
| 28225 | Stephen Michael Inc | Midwest City, OK 73130-5200 | Oil & Gas Operator | Oct 2015 |
| 28226 | Stephen W. Bradford | | Oil Operator | Dec 1996 |
| 28227 | Stephens & Johnson Op Co | Wichita Falls, TX 76307 | Oil & Gas Operator | Nov 2025 |
| 28228 | Stephens & Johnson Operating Co. | Wichita Falls, TX 76307 | Oil & Gas Operator | Dec 2025 |
| 28229 | Stephens Energy Company LLC | | Oil & Gas Operator | Feb 2010 |
| 28230 | Stephens Energy Corp. | Graham, TX 76450 | Oil & Gas Operator | Feb 2022 |
| 28231 | Stephens Energy Group LLC | The Woodlands, TX 77380 | Oil & Gas Operator | Sep 2025 |
| 28232 | Stephens Exploration, Inc. | Dallas, TX 75367 | Oil & Gas Operator | Oct 2025 |
| 28233 | Stephens Oil Co. | | Oil Operator | Dec 2017 |
| 28234 | Stephens Oil Company, LLC | Stephens, AR 71764 | Oil Operator | Jan 2025 |
| 28235 | Stephens Operating Inc | Ardmore, OK 73401 | Oil & Gas Operator | Sep 2014 |
| 28236 | Stephens Production Company | The Woodlands, TX 77381 | Oil & Gas Operator | Oct 2025 |
| 28237 | Stephens Williston, LLC Dba Seg Williston, LLC | | Oil & Gas Operator | Nov 2025 |
| 28238 | Stephens, Autry C. | Midland, TX 79701 | Oil & Gas Operator | Mar 2023 |
| 28239 | Stephens, Clayton E. | Dallas, TX 75229 | Oil & Gas Operator | Nov 2011 |
| 28240 | Stephens, Glynn | Overton, TX 75684 | Oil & Gas Operator | Oct 2001 |
| 28241 | Stephens, Hayseed Oil Inc. | Weatherford, TX 76087 | Oil & Gas Operator | Mar 2008 |
| 28242 | Stephens, Mickie L. | MC Camey, TX 79752 | Oil & Gas Operator | Aug 1998 |
| 28243 | Stephens, Morris | Graham, TX 76450 | Oil & Gas Operator | May 1996 |
| 28244 | Stephenson Group Natural Gas Co | Smicksburg, PA 16256-1710 | Gas Operator | Dec 2020 |
| 28245 | Stephenson John | | Oil Operator | Dec 1985 |
| 28246 | Stephenson L G & | | Oil Operator | Apr 1987 |
| 28247 | Stephenson Mark M | Smicksburg, PA 16256-1710 | Gas Operator | Dec 2009 |
| 28248 | Stephenson Oil & Gas, Inc. | Eastland, TX 76448 | Oil & Gas Operator | Sep 1999 |
| 28249 | Stephenson W W Pet Corp | Edmond, OK 73003-0014 | Oil & Gas Operator | Jul 2017 |
| 28250 | Stephenson, Light | Whitsett, TX 78075 | Oil & Gas Operator | Nov 2000 |
| 28251 | Sterling Drillin | | Oil & Gas Operator | Mar 1992 |
| 28252 | Sterling Drilling Company | Pratt, KS 67124 | Oil & Gas Operator | Apr 2014 |
| 28253 | Sterling Energy Corporation | Denver, CO 80202 | Oil & Gas Operator | Sep 1995 |
| 28254 | Sterling Energy Resources, Inc. | Overland Park, KS 66212 | Oil Operator | May 2019 |
| 28255 | Sterling Energy, Inc. | Houston, TX 77002 | Oil & Gas Operator | Dec 2015 |
| 28256 | Sterling Engine Service, Inc. | Alice, TX 78333 | Oil & Gas Operator | Dec 2025 |
| 28257 | Sterling Expl. & Prod. Co., LLC | Houston, TX 77057 | Oil & Gas Operator | Dec 2025 |
| 28258 | Sterling Explora | | Oil & Gas Operator | Jun 1994 |
| 28259 | Sterling Exploration | Lee'S Summit, MO 64082 | Gas Operator | Nov 1997 |
| 28260 | Sterling Inv. Group & Assc., Inc | Baytown, TX 77522 | Oil & Gas Operator | Dec 2025 |
| 28261 | Sterling Oil & G | | Oil Operator | May 1984 |
| 28262 | Sterling Oil And Gas | Weatherford, TX 76086 | Oil & Gas Operator | Dec 2025 |
| 28263 | Sterling Oil Co. | Sterling, KS 67579 | Oil Operator | Feb 2000 |
| 28264 | Sterling Oil Of Okla Inc | Tulsa, OK 74170-2163 | Oil & Gas Operator | Nov 2006 |
| 28265 | Sterling Operators Inc | | Oil Operator | Sep 2025 |
| 28266 | Sterling Petrole | | Oil & Gas Operator | Sep 1992 |
| 28267 | Sterling Properties Inc | Lawton, OK 73501-9601 | Oil Operator | Jul 2025 |
| 28268 | Sterlynn Oil & Gas, Inc. | Harper, TX 78631 | Oil Operator | Dec 2025 |
| 28269 | Stesco Operating Company LLC | Oklahoma City, OK 73120 | Oil & Gas Operator | Sep 2025 |
| 28270 | Stetson Energy Corporation | Duncan, OK 73534-0098 | Oil & Gas Operator | Mar 2015 |
| 28271 | Stetson Petroleum Corp. | Rollins, MT 59931 | Oil & Gas Operator | Dec 2025 |
| 28272 | Steve Burchett Oil Co | | Oil Operator | Dec 2023 |
| 28273 | Steve Smith | | Gas Operator | Dec 1987 |
| 28274 | Steve'S Oilfield | | Oil Operator | Jul 1994 |
| 28275 | Steveco | | Oil Operator | Feb 1984 |
| 28276 | Steven A. Sayce | | Oil Operator | Jan 2021 |
| 28277 | Steven D Ruppert | Tesuque, NM 87574 | Oil & Gas Operator | Feb 2022 |
| 28278 | Stevens & Tull, Inc. | Midland, TX 79702 | Oil & Gas Operator | Jun 2000 |
| 28279 | Stevens Oil & Gas LLC | Marietta, OH 45750 | Oil & Gas Operator | Dec 2024 |
| 28280 | Stevens Quincy O | Oklahoma City, OK 73116-4102 | Oil & Gas Operator | Dec 2019 |
| 28281 | Stevens, Carole J. | Cherry Creek, NY 14723 | Gas Operator | Dec 2024 |
| 28282 | Stevens, Dale E | Grayson, KY 41143 | Oil Operator | Dec 2023 |
| 28283 | Stevenson Oil Co | Houston, TX 77002 | Oil & Gas Operator | Mar 2025 |
| 28284 | Stevenson, Albert | | Oil & Gas Operator | Jun 1979 |
| 28285 | Stevenson, Ken & Associates, Inc | La Grange, TX 78945 | Oil & Gas Operator | Sep 2002 |
| 28286 | Stevie'S Shale Well LLC | Woodhull, NY 14898 | Gas Operator | Dec 2024 |
| 28287 | Steward Energy II, LLC | Fort Worth, TX 76102 | Oil & Gas Operator | Mar 2025 |
| 28288 | Steward Energy, LLC | Frisco, TX 75034 | Oil & Gas Operator | Nov 2014 |
| 28289 | Steward Petroleum Company | | Oil & Gas Operator | Nov 1995 |
| 28290 | Stewardship Resources | Roanoke, TX 76262 | Oil & Gas Operator | Jun 2022 |
| 28291 | Stewart & Porter | Mingus, TX 76463 | Oil & Gas Operator | Apr 2002 |
| 28292 | Stewart Construction | Graham, TX 76450 | Oil & Gas Operator | Dec 2025 |
| 28293 | Stewart Contract Services | Strawn, TX 76475 | Oil & Gas Operator | Dec 2025 |
| 28294 | Stewart Drilling Co. Inc | Lancaster, OH 43130 | Oil & Gas Operator | Dec 1990 |
| 28295 | Stewart Drilling Program | Home, PA 15747-9801 | Oil & Gas Operator | Dec 2014 |
| 28296 | Stewart Family Holdings LLC | Weatherford, TX 76087 | Oil & Gas Operator | Dec 2025 |
| 28297 | Stewart Inc | Ringling, OK 73456 | Oil & Gas Operator | Oct 2025 |
| 28298 | Stewart K Petroleum Corp | Edmond, OK 73013 | Oil & Gas Operator | Mar 2015 |
| 28299 | Stewart Morris E Oil Company | Oklahoma City, OK 73132 | Oil & Gas Operator | Jan 2013 |
| 28300 | Stewart Morris E Operating Co LLC | Oklahoma City, OK 73172-0600 | Oil & Gas Operator | Jul 2008 |