| 4301 | Garrison Oil Company | Elkhart, TX 75839 | Oil & Gas Operator | Aug 1995 |
| 4302 | Garrison Operating, L.L.C. | Tomball, TX 77375 | Oil & Gas Operator | Feb 2026 |
| 4303 | Garrison Resource Developmnt LLC | Plainview, TX 79072 | Oil Operator | Feb 2026 |
| 4304 | Garvin Energy Corp. | Breckenridge, TX 76424 | Oil & Gas Operator | Feb 1995 |
| 4305 | Gary Oil & Gas | Deer Park, TX 77536 | Oil & Gas Operator | Feb 2026 |
| 4306 | Gary Permian, LLC | Denver, CO 80202 | Oil & Gas Operator | Feb 2022 |
| 4307 | Gary Production Company | Carthage, TX 75633 | Gas Operator | Feb 2026 |
| 4308 | Garza Oil & Gas LLC | Quemado, TX 78877 | Oil Operator | Feb 2026 |
| 4309 | Garza, Sergio R. | Orange Grove, TX 78372 | Oil Operator | Feb 2026 |
| 4310 | Garzaco Operating, LLC | Concepcion, TX 78349 | Oil & Gas Operator | Feb 2026 |
| 4311 | Gas Corporation Of America | Wichita Falls, TX 76307 | Oil & Gas Operator | Feb 2026 |
| 4312 | Gas Engine & Compressor Serv,Inc | Longview, TX 75615 | Oil & Gas Operator | Feb 2003 |
| 4313 | Gas Resources, Inc. | Southern Pine, NC 28387 | Oil & Gas Operator | Mar 2004 |
| 4314 | Gas Well Operators | Pampa, TX 79066 | Gas Operator | Nov 2002 |
| 4315 | Gas Well Operators, Inc. | Pampa, TX 79066 | Gas Operator | Nov 1997 |
| 4316 | Gasanadarko LTD | Oklahoma City, OK 73116 | Gas Operator | May 1994 |
| 4317 | Gasoco, Inc. | Wichita Falls, TX 76307 | Oil & Gas Operator | Apr 2005 |
| 4318 | Gasoil, Inc. | Spearman, TX 79081 | Oil & Gas Operator | Dec 2015 |
| 4319 | Gasper Rice & Associates, Inc. | Houston, TX 77084 | Oil & Gas Operator | Aug 2003 |
| 4320 | Gasper Rice Resources, LTD. | Houston, TX 77068 | Oil & Gas Operator | Feb 2026 |
| 4321 | Gassco Petroleum Corporation | Seguin, TX 78155 | Oil & Gas Operator | Feb 2026 |
| 4322 | Gassiot Holding Corporation | Coleman, TX 76834 | Oil & Gas Operator | Apr 2016 |
| 4323 | Gastar Exploration Texas, LP | Houston, TX 77010 | Oil & Gas Operator | Oct 2018 |
| 4324 | Gastex, Inc. | Midland, TX 79710 | Oil & Gas Operator | Mar 1995 |
| 4325 | Gator Development, Inc. | Vernon, TX 76384 | Oil Operator | Dec 2004 |
| 4326 | Gauge Oil Company | Luling, TX 78648 | Oil & Gas Operator | Feb 2026 |
| 4327 | Gauntt, Inc. | San Marcos, TX 78666 | Oil & Gas Operator | Dec 2024 |
| 4328 | Gaylyn, Inc. | Comanche, TX 76442 | Oil & Gas Operator | Feb 2026 |
| 4329 | Gaynor Oil Co. | Sherman, TX 75092 | Oil & Gas Operator | Jun 2002 |
| 4330 | GBF Operating LLC | Morrison, CO 80465 | Oil & Gas Operator | Feb 2026 |
| 4331 | GBG Operating Corp. | Wichita Falls, TX 76302 | Oil & Gas Operator | Sep 1998 |
| 4332 | Gcea, LLC | Graham, TX 76450 | Oil & Gas Operator | Mar 2008 |
| 4333 | Gcer Onshore, LLC | Houston, TX 77002 | Oil & Gas Operator | Dec 2015 |
| 4334 | Gco Drilling Company | Midland, TX 79702 | Oil & Gas Operator | Dec 1993 |
| 4335 | Gcofer LLC | Hobbs, NM 88240 | Oil Operator | Feb 2026 |
| 4336 | Gcows Operating LLC | Montgomery, TX 77356 | Oil Operator | Feb 2026 |
| 4337 | Gda Investments Inc | Oklahoma City, OK 73123-0403 | Oil & Gas Operator | Nov 2025 |
| 4338 | Gec Operating, Inc. | Houston, TX 77024 | Oil & Gas Operator | Feb 2026 |
| 4339 | Gecko | Dallas, TX 75205 | Oil & Gas Operator | Mar 2008 |
| 4340 | Gecko Oil & Gas | Brookesmith, TX 76827 | Oil & Gas Operator | Jun 2007 |
| 4341 | Geer Production Company | Jacksboro, TX 76458 | Oil & Gas Operator | Feb 2026 |
| 4342 | Gei Management Co., Inc. | Houston, TX 77024 | Oil & Gas Operator | Sep 1993 |
| 4343 | Geiselman, Grover J. | Richmond, TX 77469 | Oil & Gas Operator | Feb 1995 |
| 4344 | Geiser Operating, Inc. | Portland, TX 78374 | Oil & Gas Operator | Sep 2019 |
| 4345 | Geiser, D. Allen | Portland, TX 78374 | Oil & Gas Operator | Oct 2005 |
| 4346 | Gel Petroleum, Inc. | Bay City, TX 77414 | Oil & Gas Operator | Feb 2026 |
| 4347 | Gem Oil Company | Albany, TX 76430 | Oil & Gas Operator | Sep 2002 |
| 4348 | Gemarmi Inc. | Cypress, TX 77433 | Oil & Gas Operator | Feb 2026 |
| 4349 | Gemini Energy Company | Kilgore, TX 75663 | Oil Operator | Feb 2026 |
| 4350 | Gemini Energy, Inc. | Kerens, TX 75144 | Oil Operator | Feb 2026 |
| 4351 | Gemini Exploration Company | Dallas, TX 75219 | Oil & Gas Operator | Mar 1997 |
| 4352 | Gemini Exploration Inc | Oklahoma City, OK 73159 | Oil & Gas Operator | May 2013 |
| 4353 | Gen-Nan Resources & Equip., Inc. | Midland, TX 79702 | Oil & Gas Operator | Aug 2003 |
| 4354 | Gen-Nan Resources & Equip., L.P. | Midland, TX 79702 | Oil & Gas Operator | Jan 2008 |
| 4355 | Gen-Sher | Bluegrove, TX 76352 | Oil & Gas Operator | Feb 2005 |
| 4356 | Gen-Sher L.L.P. | Bluegrove, TX 76352 | Oil & Gas Operator | Feb 2026 |
| 4357 | Genecov Group, Inc. The | Tyler, TX 75713 | Oil & Gas Operator | Dec 2002 |
| 4358 | Genepa Petroleum Company | Spring, TX 77379 | Oil & Gas Operator | Feb 2026 |
| 4359 | General Atlantic Resources Inc | Denver, CO 80202 | Oil & Gas Operator | Jan 2022 |
| 4360 | General Crude Oil Co | Houston, TX 77005 | Oil & Gas Operator | Dec 1979 |
| 4361 | General Oil Company, Inc. | Wichita, KS 67213 | Oil & Gas Operator | Feb 2026 |
| 4362 | General Operating Company | Wichita Falls, TX 76307 | Oil & Gas Operator | Feb 2026 |
| 4363 | Genesis Exploration LLC | FT Stockton, TX 79735 | Oil & Gas Operator | Feb 2026 |
| 4364 | Genesis Gas & Oil LLC | Kansas City, MO 64108 | Oil & Gas Operator | Aug 2011 |
| 4365 | Genesis Producing Company | Houston, TX 77024 | Oil & Gas Operator | Oct 2007 |
| 4366 | Genesis Producing Company, L.P. | Corpus Chrsti, TX 78471 | Oil & Gas Operator | Dec 2017 |
| 4367 | Genesis St Operating LLC | Kansas City, MO 64108 | Oil & Gas Operator | Feb 2026 |
| 4368 | Genesis Well Service | Colleyville, TX 76034 | Oil Operator | Feb 2026 |
| 4369 | Genie Corporation | Abilene, TX 79604 | Oil & Gas Operator | Mar 2008 |
| 4370 | Genie Oil Company | Lytle, TX 78052 | Oil & Gas Operator | Feb 2026 |
| 4371 | Genie Oil Company "A" | Devine, TX 78016 | Oil Operator | Dec 2021 |
| 4372 | Gennesaret Investments, LLC | Burleson, TX 76028 | Oil & Gas Operator | Aug 2024 |
| 4373 | Geo Asset Management, Inc. | Katy, TX 77493 | Oil & Gas Operator | Feb 2026 |
| 4374 | Geo Co., Inc. | Austin, TX 78745 | Oil Operator | Apr 1988 |
| 4375 | Geo Energy & Compression, Inc. | Corpus Chrsti, TX 78404 | Oil & Gas Operator | Dec 2012 |
| 4376 | Geo Engineering, Inc. | Houston, TX 77027 | Oil & Gas Operator | Jun 2009 |
| 4377 | Geo Logic Environmental SRVCS LC | Kilgore, TX 75663 | Oil Operator | Dec 2011 |
| 4378 | Geo Petroleum, Inc. | Borger, TX 79007 | Oil & Gas Operator | Feb 2026 |
| 4379 | Geo-Graphic Production, Inc. | Gonzales, TX 78629 | Oil & Gas Operator | Feb 2026 |
| 4380 | Geo-Vest Of Texas, Inc. | Kilgore, TX 75663 | Oil & Gas Operator | Jul 2008 |
| 4381 | Geodominion Petroleum | Corpus Chrsti, TX 78403 | Oil & Gas Operator | May 2012 |
| 4382 | Geodyne Operating Company | Tulsa, OK 74103 | Oil & Gas Operator | Jun 2015 |
| 4383 | Geodyne Resources Inc | Tulsa, OK 74103 | Oil & Gas Operator | Jul 2010 |
| 4384 | Geomark Resources, L.L.C. | Lubbock, TX 79453 | Oil & Gas Operator | Feb 2026 |
| 4385 | Geomeg Energy Operating Co., LLC | Aransas Pass, TX 78336 | Oil & Gas Operator | Feb 2026 |
| 4386 | Geomeg Operating, LLC | Dripping SPGS, TX 78620 | Oil Operator | Nov 2010 |
| 4387 | Geonatural Resources, Inc. | Dallas, TX 75240 | Oil & Gas Operator | Feb 2026 |
| 4388 | Geopetra Partners, LLC | Dallas, TX 75231 | Oil & Gas Operator | Feb 2026 |
| 4389 | George Interests | Tyler, TX 75703 | Oil & Gas Operator | Jul 1995 |
| 4390 | Georgetown Exploration, Inc. | Houston, TX 77002 | Oil & Gas Operator | Mar 1995 |
| 4391 | Georgetown Operating Company | Oklahoma City, OK 73113 | Oil & Gas Operator | Jun 2019 |
| 4392 | Georgia-Pacific Corp. | Atlanta, GA 30348 | Gas Operator | May 1986 |
| 4393 | Geosouthern Energy Corporation | The Woodlands, TX 77380 | Oil & Gas Operator | Feb 2026 |
| 4394 | Geosouthern Operating II, LLC | The Woodlands, TX 77380 | Oil & Gas Operator | Feb 2026 |
| 4395 | Geostrat Inc. | Addison, TX 75001 | Oil & Gas Operator | Nov 2011 |
| 4396 | Geosurveys, Inc. | Abilene, TX 79608 | Oil & Gas Operator | Feb 2026 |
| 4397 | Geotech Production Inc | Centennial, CO 80016 | Oil Operator | Apr 2011 |
| 4398 | Geoterre Operating, L.L.C. | Baton Rouge, LA 70809 | Oil & Gas Operator | Feb 2026 |
| 4399 | Geotrac Energy Corporation | Abilene, TX 79604 | Oil & Gas Operator | Jul 2000 |
| 4400 | Gepard Energy Inc | The Woodlands, TX 77380 | Oil & Gas Operator | Feb 2026 |