| 1 | F & S Energy LLC | Crescent, OK 73028 | Oil & Gas Operator | Oct 2024 |
| 2 | F C D Oil Corporation | Oklahoma City, OK 73112 | Oil & Gas Operator | Feb 1995 |
| 3 | F D & Jack Oil Company | Muskogee, OK 74402-1444 | Oil & Gas Operator | May 2015 |
| 4 | Farmers Energy Corporation | Tulsa, OK 74103-3525 | Oil & Gas Operator | Nov 2021 |
| 5 | Farrar Carolyn Dba C J Investments | Kingfisher, OK 73750 | Oil & Gas Operator | Sep 2024 |
| 6 | Faulconer Vernon E Inc | Tyler, TX 75711 | Oil & Gas Operator | Oct 2024 |
| 7 | Faulkner Corporation | Oklahoma City, OK 73154-9704 | Oil & Gas Operator | Jan 2017 |
| 8 | Fears George E | | Oil & Gas Operator | Mar 2019 |
| 9 | Felderhoff Production Company | Muenster, TX 76252 | Oil & Gas Operator | Dec 2024 |
| 10 | Fell Oil And Gas Inc | Tulsa, OK 74157-9487 | Oil & Gas Operator | Aug 2016 |
| 11 | Fha Investments LLC | Cushing, OK 74023 | Oil & Gas Operator | Sep 2024 |
| 12 | Finlay Energy, Inc. | Oklahoma City, OK 73112 | Oil & Gas Operator | Jul 1999 |
| 13 | Finston Arthur | Tulsa, OK 74105-7183 | Oil & Gas Operator | Mar 2007 |
| 14 | First Liberty Energy Inc | Boca Raton, FL 33432-5942 | Oil & Gas Operator | Jul 2013 |
| 15 | Fitzsimmons Randall W & Deborah S | Bartesville, OK 74006 | Oil & Gas Operator | Oct 2024 |
| 16 | Flicka Energy Inc | Crescent, OK 73028 | Oil & Gas Operator | Mar 2022 |
| 17 | Focus Energy, Inc. | Oklahoma City, OK 73154 | Oil & Gas Operator | Nov 2019 |
| 18 | Foreman Enterprises, Inc. | Edmond, OK 73003 | Oil & Gas Operator | Oct 2024 |
| 19 | Forest 1 Development Company | Denver, CO 80202-4966 | Oil & Gas Operator | Mar 2008 |
| 20 | Formentera Operations LLC | Austin, TX 78701 | Oil & Gas Operator | Dec 2024 |
| 21 | Forte Energy Corpration | Houston, TX 77024-1209 | Oil & Gas Operator | Jan 1995 |
| 22 | Fortuna Energy Corporation | Oklahoma City, OK 73102 | Oil & Gas Operator | Feb 2014 |
| 23 | Four-O-One Corporation | Edmond, OK 73013-1977 | Oil & Gas Operator | Mar 2015 |
| 24 | FP Inc. | Oklahoma City, OK 73154 | Oil & Gas Operator | Dec 2008 |
| 25 | Fpco Oil & Gas Co. | New Orleans, LA 70160 | Oil & Gas Operator | Aug 2024 |
| 26 | Freedom Operating Company LLC | Tulsa, OK 74136-6834 | Oil & Gas Operator | Oct 2024 |
| 27 | Fremont Energy Corporation | Oklahoma City, OK 73112 | Oil & Gas Operator | Dec 2004 |
| 28 | Fuksa Investments Inc | Hennessey, OK 73742 | Oil & Gas Operator | Sep 2024 |
| 29 | Fullspike Energy LLC | Boyd, TX 76023 | Oil & Gas Operator | Dec 2024 |