| 29101 | Stubbs, J. W. | Suwanee, GA 30024 | Oil & Gas Operator | Mar 2008 |
| 29102 | Stuber, VIrgil | Eureka, KS 67045 | Oil Operator | Dec 2019 |
| 29103 | Stucky Oil Compa | | Oil Operator | Mar 1988 |
| 29104 | Stucky Oil Company | Sedgwick, KS 67135 | Gas Operator | Aug 1999 |
| 29105 | Stucky, Edward P. | Sabetha, KS 66534 | Oil Operator | May 1992 |
| 29106 | Stucky, Kenneth R. Oil & Gas Operations | Burrton, KS 67020 | Oil & Gas Operator | Aug 2002 |
| 29107 | Studer Oil Co. | Pratt, KS 67124 | Oil Operator | Oct 2019 |
| 29108 | Studer Oil Compa | | Oil & Gas Operator | Feb 1993 |
| 29109 | Studley Resources Corporation | Humble, TX 77347 | Oil & Gas Operator | Dec 1996 |
| 29110 | Studley, Richard | Gowanda, NY 14070 | Gas Operator | Dec 2024 |
| 29111 | Studley, Robert SR. & Robert Jr. | Gowanda, NY 14070 | Gas Operator | Dec 2024 |
| 29112 | Stull Crude Co, LLC | | Oil Operator | Sep 2025 |
| 29113 | Stull Oil LLC | Natoma, KS 67651 | Oil Operator | Sep 2025 |
| 29114 | Stults, Joe K. | Archer City, TX 76351 | Oil & Gas Operator | Mar 2007 |
| 29115 | Stumpff Paul | Bartlesville, OK 74006-3426 | Oil & Gas Operator | Mar 2015 |
| 29116 | Sturlese-Dupre Exploration Co | | Oil & Gas Operator | Aug 1994 |
| 29117 | Sturman Jay R | Mounds, OK 74047 | Oil & Gas Operator | Aug 2025 |
| 29118 | Stuteville Oil Co. | Olney, TX 76374 | Oil & Gas Operator | Aug 2004 |
| 29119 | Stuteville, Jack | Olney, TX 76374 | Oil Operator | Feb 2026 |
| 29120 | Stydahar Oil & Gas Co. | | Oil & Gas Operator | Dec 2021 |
| 29121 | STZ Petroleum Inc. | Houston, TX 77268 | Oil & Gas Operator | Dec 1997 |
| 29122 | Sub Surface Operations | Brownwood, TX 76804 | Oil & Gas Operator | Feb 2026 |
| 29123 | Sublette Feeders | | Gas Operator | Oct 1996 |
| 29124 | Sublette Feeders LLC | Sublette, KS 67877 | Gas Operator | Sep 2025 |
| 29125 | Suborp Energy, Inc. | Dallas, TX 75204 | Oil & Gas Operator | Sep 2000 |
| 29126 | Subsea Operating Co. | Albany, TX 76430 | Oil & Gas Operator | Feb 2026 |
| 29127 | Subsurface Energy Corp. | Coleman, TX 76834 | Oil & Gas Operator | Feb 2026 |
| 29128 | Subsurface Energy, Inc. | | Oil & Gas Operator | Oct 2015 |
| 29129 | Subsurface Exploration | Coleman, TX 76834 | Oil & Gas Operator | Apr 2006 |
| 29130 | Subsurface Minerals Group LLC | Tulsa, OK 74119-1635 | Oil & Gas Operator | Jan 2013 |
| 29131 | Subsurface Production, Inc. | Coleman, TX 76834 | Oil & Gas Operator | Feb 2026 |
| 29132 | Subsurface Resources Inc | Logan, UT 84321 | Oil & Gas Operator | Aug 1990 |
| 29133 | Subterranean Energy, LLC | Tyler, TX 75705 | Oil & Gas Operator | Feb 2026 |
| 29134 | Suburban Prop Corp. & May Pet. | | Gas Operator | Oct 1980 |
| 29135 | Suburban Propane Expl Co, Inc. | | Oil & Gas Operator | Jun 1983 |
| 29136 | Suburban Propane Gas Corp. | | Oil & Gas Operator | Sep 1980 |
| 29137 | Success Oil Company, Inc. | Beverly Hills, CA 90211 | Oil & Gas Operator | Feb 2026 |
| 29138 | Sudberry Mark E Dba Gushing Oil Co | Trophy Club, TX 76262-5531 | Oil Operator | Jan 2020 |
| 29139 | Sue-Ann Operating, L.C. | Victoria, TX 77903 | Oil & Gas Operator | Feb 2026 |
| 29140 | Sue-Ann Production Company | Victoria, TX 77903 | Oil & Gas Operator | Mar 2008 |
| 29141 | Suemaur Expl. & Prod., LLC | Corpus Chrsti, TX 78401 | Oil & Gas Operator | Jun 2024 |
| 29142 | Suemaur Exploration, Inc. | Corpus Chrsti, TX 78470 | Oil & Gas Operator | Mar 2008 |
| 29143 | Suemaur Operating LLC | Corpus Chrsti, TX 78401 | Oil & Gas Operator | Feb 2026 |
| 29144 | Suerte Oil & Gas LLC | Caney, KS 67333 | Oil Operator | Sep 2025 |
| 29145 | Suerte Oil Compa | | Oil & Gas Operator | Oct 1995 |
| 29146 | Suerte Oil Company | Howard, KS 67349 | Oil & Gas Operator | Jan 2017 |
| 29147 | Suerte Operating LLC | Big Lake, TX 76932 | Oil & Gas Operator | Nov 2020 |
| 29148 | Sugar Bowl Gas Corp. | | Oil Operator | Dec 1983 |
| 29149 | Sugar Bowl Industrial Gas Corp | | Oil Operator | Dec 1983 |
| 29150 | Sugar Creek Environmental, LLC | | Oil Operator | Jan 2025 |
| 29151 | Sugar Creek Producing Company | | Oil & Gas Operator | Dec 2010 |
| 29152 | Sugar Creek Producing Company, LLC | | Oil & Gas Operator | Jan 2025 |
| 29153 | Sugar Enterprises, LLC | Tyler, TX 75713 | Oil & Gas Operator | Feb 2026 |
| 29154 | Sugar Oil Company | | Oil & Gas Operator | Feb 2011 |
| 29155 | Sugar Rock Incorporated | | Oil & Gas Operator | Dec 2021 |
| 29156 | Suits & Jeans, LLC | Pampa, TX 79066 | Oil & Gas Operator | Feb 2026 |
| 29157 | Sujen Enterprise | | Oil Operator | Sep 1989 |
| 29158 | Sukay Oil & Gas, Inc. | Pampa, TX 79066 | Oil & Gas Operator | Aug 2003 |
| 29159 | Sullivan & Clark | Youngsville, PA 16371-0194 | Oil & Gas Operator | Dec 1998 |
| 29160 | Sullivan & Co. | Tulsa, OK 74114 | Oil & Gas Operator | May 2022 |
| 29161 | Sullivan - Wells | Amarillo, TX 79101 | Gas Operator | Feb 2026 |
| 29162 | Sullivan And Company LLC | Tulsa, OK 74119 | Oil & Gas Operator | Nov 2025 |
| 29163 | Sullivan Jesse G | Duncan, OK 73533 | Oil Operator | May 1998 |
| 29164 | Sullivan Nora M | Oklahoma City, OK 73139 | Oil Operator | Jan 1997 |
| 29165 | Sullivan Well Service | | Oil Operator | Mar 2010 |
| 29166 | Sullivan Wesley L | Duncan, OK 73533 | Oil & Gas Operator | Mar 2002 |
| 29167 | Sullivan, Hollis R. Inc. | Wichita Falls, TX 76308 | Oil & Gas Operator | Feb 2009 |
| 29168 | Sullivant G W | Oklahoma City, OK 73172-1135 | Oil & Gas Operator | Aug 2001 |
| 29169 | Sulphur River Exploration, Inc. | Dallas, TX 75244 | Oil & Gas Operator | Feb 2026 |
| 29170 | Sultex Oil & Gas Inc | Houston, TX 77059-3126 | Oil & Gas Operator | Aug 2002 |
| 29171 | Summa Engineering Inc | Oklahoma City, OK 73112-3624 | Oil & Gas Operator | Mar 2015 |
| 29172 | Summer Sun Gas | | Gas Operator | Mar 1990 |
| 29173 | Summer Sun Gas, Inc. | Sedan, KS 67361 | Oil & Gas Operator | Dec 2014 |
| 29174 | Summers Exploration Company | Midland, TX 79701 | Oil & Gas Operator | Dec 2002 |
| 29175 | Summers Petroleum Inc | | Oil & Gas Operator | Dec 2002 |
| 29176 | Summers, Esther B. | Midland, MI 48640 | Gas Operator | Dec 2024 |
| 29177 | Summit Appalachia Operating Company, LLC | | Gas Operator | Dec 2021 |
| 29178 | Summit Discovery Res II LLC | Houston, TX 77024 | Oil & Gas Operator | Sep 2019 |
| 29179 | Summit Drilling Corp | Tulsa, OK 74133 | Gas Operator | May 2013 |
| 29180 | Summit Energy Company | | Oil & Gas Operator | Mar 2009 |
| 29181 | Summit Energy LLC | | Oil & Gas Operator | Dec 2025 |
| 29182 | Summit Energy,Inc | Littleton, CO 80127 | Oil & Gas Operator | Aug 2013 |
| 29183 | Summit Essexville Inc | | Oil Operator | Dec 2014 |
| 29184 | Summit Exploration (California) LLC | | Oil & Gas Operator | Feb 2018 |
| 29185 | Summit Exploration, L.L.C. | Tulsa, OK 74119 | Oil & Gas Operator | Mar 2008 |
| 29186 | Summit Gas LLC | | Oil & Gas Operator | Oct 2011 |
| 29187 | Summit Gas Resources Inc | Sheridan, WY 82801 | Gas Operator | Dec 2023 |
| 29188 | Summit Oil & Gas, LLC | | Oil & Gas Operator | Dec 2024 |
| 29189 | Summit Operating LLC | Boulder, CO 80301 | Oil & Gas Operator | Nov 2025 |
| 29190 | Summit Overseas Expl., Inc. | Denver, CO 80226 | Oil & Gas Operator | Apr 2007 |
| 29191 | Summit Petroleum Corp And Muskegon Development C | | Oil Operator | Dec 2006 |
| 29192 | Summit Petroleum Corp Of MT Pleasant | | Oil Operator | Dec 2007 |
| 29193 | Summit Petroleum Inc | Twinsburg, OH 44087 | Oil & Gas Operator | Dec 2024 |
| 29194 | Summit Petroleum LLC | Midland, TX 79705 | Oil & Gas Operator | Feb 2026 |
| 29195 | Summit Reed City Inc | | Oil Operator | Dec 2014 |
| 29196 | Summit Resources Management LLC | Edmond, OK 73083 | Oil & Gas Operator | Nov 2025 |
| 29197 | Summit Resources MGMT., LLC. | Edmond, OK 73083 | Oil & Gas Operator | Feb 2026 |
| 29198 | Summit Resources, Inc. | Houston, TX 77077 | Oil & Gas Operator | Sep 2016 |
| 29199 | Summitt Energy, LLC | Wichita, KS 67218 | Oil Operator | Sep 2025 |
| 29200 | Summitt Resources | Corsicana, TX 75110 | Oil & Gas Operator | Apr 2008 |