| 23901 | QQD Energy, LLC | Houston, TX 77077 | Oil Operator | Dec 2025 |
| 23902 | Qri Industries, Inc. | Katy, TX 77449 | Oil Operator | Dec 2025 |
| 23903 | Qstar Operating LLC | Houston, TX 77057 | Oil & Gas Operator | Dec 2016 |
| 23904 | Quad J Oil & Gas LLC | Crescent, OK 73028 | Oil & Gas Operator | Oct 2025 |
| 23905 | Quad L Oil Company | | Oil & Gas Operator | Dec 2024 |
| 23906 | Quad Operating Company | Bulverde, TX 78163 | Oil & Gas Operator | Oct 2025 |
| 23907 | Quad Operating, LLC | Garnett, KS 66032 | Oil Operator | Dec 2019 |
| 23908 | Quadel Energy Co | | Oil & Gas Operator | Feb 1994 |
| 23909 | Quadrant Exploration Inc | Marietta, OH 45750 | Oil & Gas Operator | Dec 2000 |
| 23910 | Quadren Cryogenic Process LTD. | | Gas Operator | Nov 2025 |
| 23911 | Quadrum Energy LLC | Houston, TX 77042 | Oil Operator | Aug 2019 |
| 23912 | Quail Creek Oil Co. | Granbury, TX 76048 | Oil & Gas Operator | Aug 2005 |
| 23913 | Quail Creek Oil Corporation | Houston, TX 77024 | Oil & Gas Operator | Dec 2025 |
| 23914 | Quail Creek Petro MGMT Corp | Oklahoma City, OK 73134 | Oil & Gas Operator | Aug 2013 |
| 23915 | Quail Energy Corp | MT Gilead, OH 43338 | Oil & Gas Operator | Dec 2010 |
| 23916 | Quail Oil & Gas LC | Garden City, KS 67846 | Oil & Gas Operator | Oct 2025 |
| 23917 | Quail Operating, Inc. | Abilene, TX 79601 | Oil & Gas Operator | Dec 2025 |
| 23918 | Quail Ridge Operating LLC | Graham, TX 76450 | Oil & Gas Operator | Dec 2025 |
| 23919 | Quail Ridge Petroleum LLC | Midland, TX 79710 | Oil & Gas Operator | Dec 2025 |
| 23920 | Quail Well Service, Inc. | Abilene, TX 79604 | Oil & Gas Operator | Dec 2025 |
| 23921 | Quaker State Corporation | Houston, TX 77002-2806 | Oil & Gas Operator | Dec 2013 |
| 23922 | Quaker State Oil Ref Corp | North Canton, OH 44720-1541 | Oil & Gas Operator | Dec 1994 |
| 23923 | Qualia, C. F. Operating,Inc. | Midland, TX 79702 | Oil & Gas Operator | Aug 2013 |
| 23924 | Quality Hospitality Services LLC | | Oil & Gas Operator | Mar 2013 |
| 23925 | Quality Natural Gas, LLC | Allen, KY 41601 | Oil & Gas Operator | Dec 2023 |
| 23926 | Quality Oil & Gas Corp | Alliance, OH 44601 | Oil & Gas Operator | Dec 2024 |
| 23927 | Quality Operating, Inc. | Dallas, TX 75367 | Oil & Gas Operator | Aug 2002 |
| 23928 | Quality Petroleum Corp. | | Oil & Gas Operator | Apr 1990 |
| 23929 | Quality Petroleum, Inc. | Dallas, TX 75240 | Oil & Gas Operator | Jan 2022 |
| 23930 | Quality Production Co Of Stigler Inc | Stigler, OK 74462-0635 | Gas Operator | Feb 2013 |
| 23931 | Quality Production Corp | Hobbs, NM BADADDR | Oil Operator | Jan 2002 |
| 23932 | Quality Production SVC. LLC | | Oil & Gas Operator | Jul 2005 |
| 23933 | Quality Well Service, Inc. | Pratt, KS 67124 | Oil Operator | Feb 2006 |
| 23934 | Qualmay Development LLC | Cody, WY 82414 | Oil & Gas Operator | Jun 2023 |
| 23935 | Quanah Company | Tulsa, OK 74159-0469 | Oil & Gas Operator | May 2020 |
| 23936 | Quanah Panhandle, LLC | Traverse City, MI 49684 | Oil & Gas Operator | Dec 2025 |
| 23937 | Quanah Petroleum, Inc. | | Oil & Gas Operator | Sep 1983 |
| 23938 | Quanico Oil & Gas, Inc. | El Dorado, AR 71730 | Oil & Gas Operator | Dec 2025 |
| 23939 | Quantent Energy Partners Operating LLC | | Gas Operator | Dec 2024 |
| 23940 | Quantum Energy | Red Lodge, MT 59068 | Gas Operator | Jan 1998 |
| 23941 | Quantum Investments | Lubbock, TX 79424 | Oil Operator | Dec 2025 |
| 23942 | Quantum Oil & Gas Corporation | Oklahoma City, OK 73172 | Oil & Gas Operator | Dec 2025 |
| 23943 | Quantum Operating Company | Denver, CO 80201 | Oil & Gas Operator | Dec 2012 |
| 23944 | Quantum Resources Management LLC | Houston, TX 77010 | Oil & Gas Operator | Oct 2025 |
| 23945 | Quantum Resources MGMT, LLC | | Oil & Gas Operator | Nov 2014 |
| 23946 | Quarles Drilling Corporation | Tulsa, OK 74136 | Oil & Gas Operator | Feb 2008 |
| 23947 | Quasha Oil Co. | | Oil & Gas Operator | Feb 1998 |
| 23948 | Quatro Oil And Gas, Inc. | Joshua, TX 76058 | Oil & Gas Operator | Dec 2025 |
| 23949 | Quatro Oil Ventures | | Oil Operator | Dec 2016 |
| 23950 | Quatro Osos E&P, LLC | Roswell, NM 88202 | Oil Operator | Nov 2025 |
| 23951 | Quatros Operating Company | Kilgore, TX 75663 | Oil Operator | Dec 2025 |
| 23952 | Quay Valley, Inc. | Midland, TX 79710 | Oil & Gas Operator | Oct 2007 |
| 23953 | Queen Sand Operating Co. | Dallas, TX 75240 | Oil & Gas Operator | Mar 2008 |
| 23954 | Quemado Energy, L.L.C. | Houston, TX 77002 | Oil & Gas Operator | Nov 2024 |
| 23955 | Quench Oil & Gas Inc | Plano, TX 75075-2902 | Oil & Gas Operator | Apr 2009 |
| 23956 | Querio Enterprises Inc | Leechburg, PA 15656-0553 | Gas Operator | Dec 2012 |
| 23957 | Quest Cherokee LLC | Oklahoma City, OK 73102 | Oil & Gas Operator | Jun 2025 |
| 23958 | Quest Development Co. | | Oil Operator | Jun 2025 |
| 23959 | Quest Emg, Inc. | Albany, TX 76430 | Oil & Gas Operator | Dec 2025 |
| 23960 | Quest Energies | | Oil & Gas Operator | Mar 1997 |
| 23961 | Quest Energies Group,LTD. | Shreveport, LA 71106 | Oil & Gas Operator | Mar 1997 |
| 23962 | Quest Energies, L.L.C. | | Oil & Gas Operator | Jan 2025 |
| 23963 | Quest Energy LLC | Salina, KS 67401 | Oil Operator | May 2025 |
| 23964 | Quest Energy Service Inc. | Chanute, KS 66720 | Oil & Gas Operator | Jan 2009 |
| 23965 | Quest Exploration L.L.C. | | Oil & Gas Operator | Jul 2014 |
| 23966 | Quest Operating LLC | Sheridan, WY 82801 | Gas Operator | Sep 2008 |
| 23967 | Quest Petroleum Company | Jacksboro, TX 76458 | Oil & Gas Operator | Dec 2025 |
| 23968 | Quest Petroleum Corporation | Reno, NV 89570 | Oil Operator | Apr 1998 |
| 23969 | Quest Petroleum, Inc. | Abilene, TX 79603 | Oil & Gas Operator | Dec 2025 |
| 23970 | Quest Property Inc | Yukon, OK 73099 | Oil & Gas Operator | Jul 2025 |
| 23971 | Quest Research & Dev. Corp. | Weatherford, TX 76086 | Oil & Gas Operator | Dec 2025 |
| 23972 | Quest-Tex Energy Operating, LLC | Dallas, TX 75225 | Oil & Gas Operator | Dec 2025 |
| 23973 | Questa Energy Corporation | Amarillo, TX 79159 | Oil & Gas Operator | Dec 2025 |
| 23974 | Questa Oil & Gas Co. | Tulsa, OK 74170 | Oil & Gas Operator | Mar 2015 |
| 23975 | Questa Operating Company, LLC | Amarillo, TX 79159 | Oil & Gas Operator | Dec 2025 |
| 23976 | Questa Petro Co | Pittsburgh, PA 15241-0863 | Oil & Gas Operator | Dec 2023 |
| 23977 | Questa Petroleum Co | Greensburg, PA 15601 | Oil & Gas Operator | Dec 2006 |
| 23978 | Questar Energy Company | Salt Lake C Ity, UT 84147 | Gas Operator | May 1991 |
| 23979 | Questar Expl. And Prod. Co. | Salt Lake Cty, UT 84145 | Oil & Gas Operator | Jul 2011 |
| 23980 | Questar Explor & Prod Co | Tulsa, OK 74136 | Oil & Gas Operator | Jan 2017 |
| 23981 | Questar Exploration And Production Company Division Of Questar Urc Company | Oklahoma City, OK 73112 | Oil & Gas Operator | Feb 2023 |
| 23982 | Quick Draw Tank Trucks Inc | Lamont, OK 74643-0158 | Oil Operator | Oct 1997 |
| 23983 | Quicksilver Resources Inc | Fort Worth, TX 76102 | Oil & Gas Operator | Mar 2018 |
| 23984 | Quien Sabe Operating, LLC | Sundown, TX 79372 | Oil & Gas Operator | Nov 2023 |
| 23985 | Quiet Sun Investments, Inc. | | Oil & Gas Operator | Sep 2012 |
| 23986 | Quinex Energy Corp | Bountiful, UT 84010 | Oil & Gas Operator | Oct 2025 |
| 23987 | Quinlan Engineering | Wichita Falls, TX 76307 | Oil & Gas Operator | Dec 2025 |
| 23988 | Quinn Energy Corp | MT Vernon, IN 47620 | Oil & Gas Operator | Oct 1999 |
| 23989 | Quinn Oil Produc | | Oil Operator | Dec 1987 |
| 23990 | Quinn, Karen | Round Rock, TX 78681 | Oil Operator | Sep 2018 |
| 23991 | Quinoco Petroleum Inc | | Oil & Gas Operator | Dec 1990 |
| 23992 | Quinque Operatin | | Oil & Gas Operator | Jul 1994 |
| 23993 | Quinque Operating Company | Liberal, KS 67905 | Oil & Gas Operator | Jun 2025 |
| 23994 | Quintana Minerals Corporation | Houston, TX 77002 | Oil & Gas Operator | Jan 2003 |
| 23995 | Quintana Pet Okla Inc | Houston, TX 77002 | Oil & Gas Operator | Jun 1998 |
| 23996 | Quintana Pet. Corp. | Refugio, TX 78377 | Oil & Gas Operator | Dec 2000 |
| 23997 | Quintana Petrole | | Oil & Gas Operator | Dec 1995 |
| 23998 | Quintana Petroleum Corporation | Denver, CO 80265 | Oil & Gas Operator | Mar 1998 |
| 23999 | Quintana Petroleum Services | Houston, TX 77253 | Oil & Gas Operator | Jul 1997 |
| 24000 | Quintana Petroleum Services Inc | Houston, TX 77253 | Gas Operator | Apr 1996 |