| 4201 | Gallo Petroleum, LLC | Colorado City, TX 79512 | Oil Operator | Dec 2025 |
| 4202 | Galloway Energy Co. | Tomball, TX 77377 | Oil & Gas Operator | Dec 2025 |
| 4203 | Galloway Lone Star, L.L.C. | Tomball, TX 77377 | Oil & Gas Operator | Dec 2025 |
| 4204 | Galt Oil & Gas, LLC | Pampa, TX 79065 | Oil & Gas Operator | Apr 2020 |
| 4205 | Galt Petroleum, Inc. | Iowa Park, TX 76367 | Oil Operator | Dec 2025 |
| 4206 | Galveston Bay Energy, LLC | Spring, TX 77386 | Oil & Gas Operator | Jul 2017 |
| 4207 | Galveston Bay Operating Co LLC | Houston, TX 77002 | Oil & Gas Operator | Dec 2025 |
| 4208 | Ganador Operating, LLC | Boerne, TX 78006 | Oil & Gas Operator | Dec 2025 |
| 4209 | Ganchos Inc. | Borger, TX 79008 | Oil & Gas Operator | Mar 2007 |
| 4210 | Gannett Operating LLC | Graham, TX 76450 | Oil & Gas Operator | Dec 2025 |
| 4211 | Gantt Operating Company, Inc. | Houston, TX 77018 | Oil & Gas Operator | Dec 2025 |
| 4212 | Gantt, Joe, Properties | Electra, TX 76360 | Oil & Gas Operator | Aug 2003 |
| 4213 | Gap Exploration, LTD. | Naples, FL 34110 | Oil & Gas Operator | Jul 2008 |
| 4214 | Garcia, A. H. | San Diego, TX 78384 | Oil & Gas Operator | May 2006 |
| 4215 | Gardner Energy Corporation | Houston, TX 77024 | Oil & Gas Operator | Mar 1999 |
| 4216 | Gardner Production, LLC | Decatur, TX 76234 | Oil & Gas Operator | Jul 2023 |
| 4217 | Garrd Oil Company LLC | FT Stockton, TX 79735 | Oil & Gas Operator | Dec 2025 |
| 4218 | Garrett, Dorothy D. | Big Spring, TX 79720 | Oil & Gas Operator | Mar 1995 |
| 4219 | Garrison LTD. | San Antonio, TX 78257 | Oil & Gas Operator | Dec 2025 |
| 4220 | Garrison Oil Company | Elkhart, TX 75839 | Oil & Gas Operator | Aug 1995 |
| 4221 | Garrison Operating, L.L.C. | Tomball, TX 77375 | Oil & Gas Operator | Dec 2025 |
| 4222 | Garrison Resource Developmnt LLC | Plainview, TX 79072 | Oil Operator | Dec 2025 |
| 4223 | Garvin Energy Corp. | Breckenridge, TX 76424 | Oil & Gas Operator | Feb 1995 |
| 4224 | Gary Oil & Gas | Deer Park, TX 77536 | Oil & Gas Operator | Dec 2025 |
| 4225 | Gary Permian, LLC | Denver, CO 80202 | Oil & Gas Operator | Feb 2022 |
| 4226 | Gary Production Company | Carthage, TX 75633 | Gas Operator | Dec 2025 |
| 4227 | Garza Oil & Gas LLC | Quemado, TX 78877 | Oil Operator | Dec 2025 |
| 4228 | Garza, Sergio R. | Orange Grove, TX 78372 | Oil Operator | Dec 2025 |
| 4229 | Garzaco Operating, LLC | Concepcion, TX 78349 | Oil & Gas Operator | Dec 2025 |
| 4230 | Gas Corporation Of America | Wichita Falls, TX 76307 | Oil & Gas Operator | Dec 2025 |
| 4231 | Gas Engine & Compressor Serv,Inc | Longview, TX 75615 | Oil & Gas Operator | Feb 2003 |
| 4232 | Gas Resources, Inc. | Southern Pine, NC 28387 | Oil & Gas Operator | Mar 2004 |
| 4233 | Gas Well Operators | Pampa, TX 79066 | Gas Operator | Nov 2002 |
| 4234 | Gas Well Operators, Inc. | Pampa, TX 79066 | Gas Operator | Nov 1997 |
| 4235 | Gasanadarko LTD | Oklahoma City, OK 73116 | Gas Operator | May 1994 |
| 4236 | Gasoco, Inc. | Wichita Falls, TX 76307 | Oil & Gas Operator | Apr 2005 |
| 4237 | Gasoil, Inc. | Spearman, TX 79081 | Oil & Gas Operator | Dec 2015 |
| 4238 | Gasper Rice Resources, LTD. | Houston, TX 77068 | Oil & Gas Operator | Dec 2025 |
| 4239 | Gassco Petroleum Corporation | Seguin, TX 78155 | Oil & Gas Operator | Dec 2025 |
| 4240 | Gassiot Holding Corporation | Coleman, TX 76834 | Oil & Gas Operator | Apr 2016 |
| 4241 | Gastar Exploration Texas, LP | Houston, TX 77010 | Oil & Gas Operator | Oct 2018 |
| 4242 | Gastex, Inc. | Midland, TX 79710 | Oil & Gas Operator | Mar 1995 |
| 4243 | Gator Development, Inc. | Vernon, TX 76384 | Oil Operator | Dec 2004 |
| 4244 | Gauge Oil Company | Luling, TX 78648 | Oil & Gas Operator | Dec 2025 |
| 4245 | Gauntt, Inc. | San Marcos, TX 78666 | Oil & Gas Operator | Dec 2024 |
| 4246 | Gaylyn, Inc. | Comanche, TX 76442 | Oil & Gas Operator | Dec 2025 |
| 4247 | Gaynor Oil Co. | Sherman, TX 75092 | Oil & Gas Operator | Jun 2002 |
| 4248 | GBF Operating LLC | Morrison, CO 80465 | Oil & Gas Operator | Dec 2025 |
| 4249 | GBG Operating Corp. | Wichita Falls, TX 76302 | Oil & Gas Operator | Sep 1998 |
| 4250 | Gcea, LLC | Graham, TX 76450 | Oil & Gas Operator | Mar 2008 |
| 4251 | Gcer Onshore, LLC | Houston, TX 77002 | Oil & Gas Operator | Dec 2015 |
| 4252 | Gco Drilling Company | Midland, TX 79702 | Oil & Gas Operator | Dec 1993 |
| 4253 | Gcofer LLC | Hobbs, NM 88240 | Oil Operator | Dec 2025 |
| 4254 | Gcows Operating LLC | Montgomery, TX 77356 | Oil Operator | Dec 2025 |
| 4255 | Gda Investments Inc | Oklahoma City, OK 73123-0403 | Oil & Gas Operator | Oct 2025 |
| 4256 | Gec Operating, Inc. | Houston, TX 77024 | Oil & Gas Operator | Dec 2025 |
| 4257 | Gecko | Dallas, TX 75205 | Oil & Gas Operator | Mar 2008 |
| 4258 | Gecko Oil & Gas | Brookesmith, TX 76827 | Oil & Gas Operator | Jun 2007 |
| 4259 | Geer Production Company | Jacksboro, TX 76458 | Oil & Gas Operator | Dec 2025 |
| 4260 | Gei Management Co., Inc. | Houston, TX 77024 | Oil & Gas Operator | Sep 1993 |
| 4261 | Geiselman, Grover J. | Richmond, TX 77469 | Oil & Gas Operator | Feb 1995 |
| 4262 | Geiser Operating, Inc. | Portland, TX 78374 | Oil & Gas Operator | Sep 2019 |
| 4263 | Geiser, D. Allen | Portland, TX 78374 | Oil & Gas Operator | Oct 2005 |
| 4264 | Gel Petroleum, Inc. | Bay City, TX 77414 | Oil & Gas Operator | Dec 2025 |
| 4265 | Gem Oil Company | Albany, TX 76430 | Oil & Gas Operator | Sep 2002 |
| 4266 | Gemarmi Inc. | Cypress, TX 77433 | Oil & Gas Operator | Dec 2025 |
| 4267 | Gemini Energy Company | Kilgore, TX 75663 | Oil Operator | Dec 2025 |
| 4268 | Gemini Energy, Inc. | Kerens, TX 75144 | Oil Operator | Dec 2025 |
| 4269 | Gemini Exploration Company | Dallas, TX 75219 | Oil & Gas Operator | Mar 1997 |
| 4270 | Gemini Exploration Inc | Oklahoma City, OK 73159 | Oil & Gas Operator | May 2013 |
| 4271 | Gen-Nan Resources & Equip., Inc. | Midland, TX 79702 | Oil & Gas Operator | Aug 2003 |
| 4272 | Gen-Nan Resources & Equip., L.P. | Midland, TX 79702 | Oil & Gas Operator | Jan 2008 |
| 4273 | Gen-Sher | Bluegrove, TX 76352 | Oil & Gas Operator | Feb 2005 |
| 4274 | Gen-Sher L.L.P. | Bluegrove, TX 76352 | Oil & Gas Operator | Dec 2025 |
| 4275 | Genecov Group, Inc. The | Tyler, TX 75713 | Oil & Gas Operator | Dec 2002 |
| 4276 | Genepa Petroleum Company | Spring, TX 77379 | Oil & Gas Operator | Dec 2025 |
| 4277 | General Atlantic Resources Inc | Denver, CO 80202 | Oil & Gas Operator | Jan 2022 |
| 4278 | General Crude Oil Co | Houston, TX 77005 | Oil & Gas Operator | Dec 1979 |
| 4279 | General Oil Company, Inc. | Wichita, KS 67213 | Oil & Gas Operator | Dec 2025 |
| 4280 | General Operating Company | Wichita Falls, TX 76307 | Oil & Gas Operator | Dec 2025 |
| 4281 | Genesis Exploration LLC | FT Stockton, TX 79735 | Oil & Gas Operator | Dec 2025 |
| 4282 | Genesis Gas & Oil LLC | Kansas City, MO 64108 | Oil & Gas Operator | Aug 2011 |
| 4283 | Genesis Producing Company | Houston, TX 77024 | Oil & Gas Operator | Oct 2007 |
| 4284 | Genesis Producing Company, L.P. | Corpus Chrsti, TX 78471 | Oil & Gas Operator | Dec 2017 |
| 4285 | Genesis St Operating LLC | Kansas City, MO 64108 | Oil & Gas Operator | Dec 2025 |
| 4286 | Genesis Well Service | Colleyville, TX 76034 | Oil Operator | Dec 2025 |
| 4287 | Genie Corporation | Abilene, TX 79604 | Oil & Gas Operator | Mar 2008 |
| 4288 | Genie Oil Company | Lytle, TX 78052 | Oil & Gas Operator | Dec 2025 |
| 4289 | Genie Oil Company "A" | Devine, TX 78016 | Oil Operator | Dec 2021 |
| 4290 | Gennesaret Investments, LLC | Burleson, TX 76028 | Oil & Gas Operator | Aug 2024 |
| 4291 | Geo Asset Management, Inc. | Katy, TX 77493 | Oil & Gas Operator | Dec 2025 |
| 4292 | Geo Co., Inc. | Austin, TX 78745 | Oil Operator | Apr 1988 |
| 4293 | Geo Energy & Compression, Inc. | Corpus Chrsti, TX 78404 | Oil & Gas Operator | Dec 2012 |
| 4294 | Geo Engineering, Inc. | Houston, TX 77027 | Oil & Gas Operator | Jun 2009 |
| 4295 | Geo Logic Environmental SRVCS LC | Kilgore, TX 75663 | Oil Operator | Dec 2011 |
| 4296 | Geo Petroleum, Inc. | Borger, TX 79007 | Oil & Gas Operator | Dec 2025 |
| 4297 | Geo-Graphic Production, Inc. | Gonzales, TX 78629 | Oil & Gas Operator | Dec 2025 |
| 4298 | Geo-Vest Of Texas, Inc. | Kilgore, TX 75663 | Oil & Gas Operator | Jul 2008 |
| 4299 | Geodominion Petroleum | Corpus Chrsti, TX 78403 | Oil & Gas Operator | May 2012 |
| 4300 | Geodyne Operating Company | Tulsa, OK 74103 | Oil & Gas Operator | Jun 2015 |