| 23201 | Pyramid Oil Co. | Litchfield PK, AZ 85340 | Oil & Gas Operator | Jan 2018 |
| 23202 | Pyramid Oil Of America, Inc. | Nichols Hill, OK 73116 | Oil & Gas Operator | Apr 2026 |
| 23203 | Pyramid Petroleum, Inc. | | Oil & Gas Operator | May 1992 |
| 23204 | Pyramid Petroleum, Inc.-La Div | | Oil Operator | Jun 1997 |
| 23205 | Pyramid Production Co. | Abilene, TX 79608 | Oil & Gas Operator | Jun 1994 |
| 23206 | Pyro Energy Corp | Kingwood, TX 77339-2102 | Oil & Gas Operator | Mar 1998 |
| 23207 | Pywell Venture A | | Oil Operator | Apr 1988 |
| 23208 | Q A P Services, Inc. | Cross Plains, TX 76443 | Gas Operator | Jul 2026 |
| 23209 | Q Natural Resources, LLC | Jones, OK 73049 | Oil & Gas Operator | Jul 2026 |
| 23210 | Q T Oil LTD Co | Shawnee, OK 74801 | Oil Operator | Apr 2026 |
| 23211 | Q. F. Sagdahl | | Oil Operator | Feb 2019 |
| 23212 | QB Energy Operating LLC | | Oil & Gas Operator | May 2026 |
| 23213 | Qep Energy Company | Midland, TX 79701 | Oil & Gas Operator | Apr 2026 |
| 23214 | Qep Uinta Basin Inc | Salt Lake City, UT 84145-0601 | Oil & Gas Operator | Mar 2007 |
| 23215 | QLX, LLC | Amarillo, TX 79102 | Oil Operator | Mar 2026 |
| 23216 | QNK Energy,Inc. | Alice, TX 78333 | Oil & Gas Operator | Aug 2016 |
| 23217 | QP, Inc. | Midland, TX 79702 | Oil & Gas Operator | Jul 2026 |
| 23218 | QQD Energy, LLC | Houston, TX 77077 | Oil Operator | Jul 2026 |
| 23219 | Qri Industries, Inc. | Katy, TX 77449 | Oil Operator | Jul 2026 |
| 23220 | Qstar Operating LLC | Houston, TX 77057 | Oil & Gas Operator | Dec 2016 |
| 23221 | Quad J Oil & Gas LLC | Crescent, OK 73028 | Oil & Gas Operator | May 2026 |
| 23222 | Quad L Oil Company | | Oil & Gas Operator | Dec 2024 |
| 23223 | Quad Operating Company | Bulverde, TX 78163 | Oil & Gas Operator | Jan 2026 |
| 23224 | Quad Operating, LLC | Garnett, KS 66032 | Oil Operator | Dec 2019 |
| 23225 | Quadel Energy Co | | Oil & Gas Operator | Feb 1994 |
| 23226 | Quadrant Exploration Inc | Marietta, OH 45750 | Oil & Gas Operator | Dec 2000 |
| 23227 | Quadren Cryogenic Process LTD. | | Gas Operator | May 2026 |
| 23228 | Quadrum Energy LLC | Houston, TX 77042 | Oil Operator | Aug 2019 |
| 23229 | Quail Creek Oil Co. | Granbury, TX 76048 | Oil & Gas Operator | Aug 2005 |
| 23230 | Quail Creek Oil Corporation | Houston, TX 77024 | Oil & Gas Operator | Jul 2026 |
| 23231 | Quail Creek Petro MGMT Corp | Oklahoma City, OK 73134 | Oil & Gas Operator | Aug 2013 |
| 23232 | Quail Energy Corp | MT Gilead, OH 43338 | Oil & Gas Operator | Dec 2010 |
| 23233 | Quail Oil & Gas LC | Garden City, KS 67846 | Oil & Gas Operator | May 2026 |
| 23234 | Quail Operating, Inc. | Abilene, TX 79601 | Oil & Gas Operator | Jul 2026 |
| 23235 | Quail Ridge Operating LLC | Graham, TX 76450 | Oil & Gas Operator | Jul 2026 |
| 23236 | Quail Ridge Petroleum LLC | Midland, TX 79710 | Oil & Gas Operator | Jul 2026 |
| 23237 | Quail Well Service, Inc. | Abilene, TX 79604 | Oil & Gas Operator | Jul 2026 |
| 23238 | Quaker State Corporation | Houston, TX 77002-2806 | Oil & Gas Operator | Dec 2013 |
| 23239 | Quaker State Oil Ref Corp | North Canton, OH 44720-1541 | Oil & Gas Operator | Dec 1994 |
| 23240 | Qualia, C. F. Operating,Inc. | Midland, TX 79702 | Oil & Gas Operator | Aug 2013 |
| 23241 | Quality Hospitality Services LLC | | Oil & Gas Operator | Mar 2013 |
| 23242 | Quality Natural Gas, LLC | Allen, KY 41601 | Oil & Gas Operator | Dec 2024 |
| 23243 | Quality Oil & Gas Corp | Alliance, OH 44601 | Oil & Gas Operator | Dec 2025 |
| 23244 | Quality Operating, Inc. | Dallas, TX 75367 | Oil & Gas Operator | Aug 2002 |
| 23245 | Quality Petroleum Corp. | | Oil & Gas Operator | Apr 1990 |
| 23246 | Quality Petroleum, Inc. | Dallas, TX 75240 | Oil & Gas Operator | Jan 2022 |
| 23247 | Quality Production Co Of Stigler Inc | Stigler, OK 74462-0635 | Gas Operator | Feb 2013 |
| 23248 | Quality Production Corp | Hobbs, NM BADADDR | Oil Operator | Jan 2002 |
| 23249 | Quality Production SVC. LLC | | Oil & Gas Operator | Jul 2005 |
| 23250 | Quality Well Service, Inc. | Pratt, KS 67124 | Oil Operator | Feb 2006 |
| 23251 | Qualmay Development LLC | Cody, WY 82414 | Oil & Gas Operator | Jun 2023 |
| 23252 | Quanah Company | Tulsa, OK 74159-0469 | Oil & Gas Operator | May 2020 |
| 23253 | Quanah Panhandle, LLC | Traverse City, MI 49684 | Oil & Gas Operator | Jul 2026 |
| 23254 | Quanah Petroleum, Inc. | | Oil & Gas Operator | Sep 1983 |
| 23255 | Quanico Oil & Gas, Inc. | El Dorado, AR 71730 | Oil & Gas Operator | Jul 2026 |
| 23256 | Quantent Energy Partners Operating LLC | | Gas Operator | Dec 2024 |
| 23257 | Quantum Investments | Lubbock, TX 79424 | Oil Operator | Jul 2026 |
| 23258 | Quantum Oil & Gas Corporation | Oklahoma City, OK 73172 | Oil & Gas Operator | Jul 2026 |
| 23259 | Quantum Operating Company | Denver, CO 80201 | Oil & Gas Operator | Dec 2012 |
| 23260 | Quantum Resources Management LLC | Houston, TX 77010 | Oil & Gas Operator | Apr 2026 |
| 23261 | Quantum Resources MGMT, LLC | | Oil & Gas Operator | Nov 2014 |
| 23262 | Quarles Drilling Corporation | Tulsa, OK 74136 | Oil & Gas Operator | Feb 2008 |
| 23263 | Quasha Oil Co. | | Oil & Gas Operator | Feb 1998 |
| 23264 | Quatro Oil And Gas, Inc. | Joshua, TX 76058 | Oil & Gas Operator | Jul 2026 |
| 23265 | Quatro Oil Ventures | | Oil Operator | Dec 2016 |
| 23266 | Quatro Osos E&P, LLC | Roswell, NM 88202 | Oil Operator | Apr 2026 |
| 23267 | Quatros Operating Company | Kilgore, TX 75663 | Oil Operator | Jul 2026 |
| 23268 | Quay Valley, Inc. | Midland, TX 79710 | Oil & Gas Operator | Oct 2007 |
| 23269 | Queen Sand Operating Co. | Dallas, TX 75240 | Oil & Gas Operator | Mar 2008 |
| 23270 | Quemado Energy, L.L.C. | Houston, TX 77002 | Oil & Gas Operator | Nov 2024 |
| 23271 | Quench Oil & Gas Inc | Plano, TX 75075-2902 | Oil & Gas Operator | Apr 2009 |
| 23272 | Quest Cherokee LLC | Oklahoma City, OK 73102 | Oil & Gas Operator | Mar 2026 |
| 23273 | Quest Development Co. | | Oil Operator | Mar 2026 |
| 23274 | Quest Emg, Inc. | Albany, TX 76430 | Oil & Gas Operator | Jul 2026 |
| 23275 | Quest Energies | | Oil & Gas Operator | Mar 1997 |
| 23276 | Quest Energies Group,LTD. | Shreveport, LA 71106 | Oil & Gas Operator | Mar 1997 |
| 23277 | Quest Energies, L.L.C. | | Oil & Gas Operator | Jan 2025 |
| 23278 | Quest Energy LLC | Salina, KS 67401 | Oil Operator | Mar 2026 |
| 23279 | Quest Energy Service Inc. | Chanute, KS 66720 | Oil & Gas Operator | Jan 2009 |
| 23280 | Quest Exploration L.L.C. | | Oil & Gas Operator | Jul 2014 |
| 23281 | Quest Operating LLC | Sheridan, WY 82801 | Gas Operator | Sep 2008 |
| 23282 | Quest Petroleum Company | Jacksboro, TX 76458 | Oil & Gas Operator | Jul 2026 |
| 23283 | Quest Petroleum Corporation | Reno, NV 89570 | Oil Operator | Apr 1998 |
| 23284 | Quest Petroleum, Inc. | Abilene, TX 79603 | Oil & Gas Operator | Jul 2026 |
| 23285 | Quest Property Inc | Yukon, OK 73099 | Oil & Gas Operator | Apr 2026 |
| 23286 | Quest Research & Dev. Corp. | Weatherford, TX 76086 | Oil & Gas Operator | Jul 2026 |
| 23287 | Quest-Tex Energy Operating, LLC | Dallas, TX 75225 | Oil & Gas Operator | Jul 2026 |
| 23288 | Questa Energy Corporation | Amarillo, TX 79159 | Oil & Gas Operator | Jul 2026 |
| 23289 | Questa Oil & Gas Co. | Tulsa, OK 74170 | Oil & Gas Operator | Mar 2015 |
| 23290 | Questa Operating Company, LLC | Amarillo, TX 79159 | Oil & Gas Operator | Jul 2026 |
| 23291 | Questa Petro Co | Pittsburgh, PA 15241-0863 | Oil & Gas Operator | Dec 2023 |
| 23292 | Questa Petroleum Co | Greensburg, PA 15601 | Oil & Gas Operator | Dec 2006 |
| 23293 | Questar Energy Company | Salt Lake C Ity, UT 84147 | Gas Operator | May 1991 |
| 23294 | Questar Expl. And Prod. Co. | Salt Lake Cty, UT 84145 | Oil & Gas Operator | Jul 2011 |
| 23295 | Questar Explor & Prod Co | Tulsa, OK 74136 | Oil & Gas Operator | Jan 2017 |
| 23296 | Questar Exploration And Production Company Division Of Questar Urc Company | Oklahoma City, OK 73112 | Oil & Gas Operator | Mar 2026 |
| 23297 | Quick Draw Tank Trucks Inc | Lamont, OK 74643-0158 | Oil Operator | Oct 1997 |
| 23298 | Quicksilver Resources Inc | Fort Worth, TX 76102 | Oil & Gas Operator | Mar 2018 |
| 23299 | Quien Sabe Operating, LLC | Sundown, TX 79372 | Oil & Gas Operator | Nov 2023 |
| 23300 | Quiet Sun Investments, Inc. | | Oil & Gas Operator | Sep 2012 |