| 1 | R & S Energy, Inc. | Snook, TX 77878 | Oil & Gas Operator | Apr 2026 |
| 2 | R B Energy Inc | Manchester, KY 40962 | Oil & Gas Operator | Jan 2015 |
| 3 | R E Riley & Company | Charleston, WV 25301 | Gas Operator | Dec 2024 |
| 4 | R H Penick Operating | Heath, OH 43056 | Gas Operator | Dec 2024 |
| 5 | R S V Co, Inc | Pikeville, KY 41501 | Gas Operator | Dec 2021 |
| 6 | Ralph, C D | Owensboro, KY 42301 | Oil Operator | Dec 2004 |
| 7 | Ralph, Terry D | Utica, KY 42376 | Oil Operator | Dec 2023 |
| 8 | Ravenna Oil Co | Beattyville, KY 41311 | Oil Operator | Dec 2023 |
| 9 | Raw Oil & Gas, Inc. | Lubbock, TX 79401 | Oil & Gas Operator | Apr 2026 |
| 10 | Rebel Oil Company | Keaton, KY 41226 | Oil & Gas Operator | Jan 2025 |
| 11 | Reliford, Jimmy | Columbia, KY 42728 | Oil Operator | Dec 2023 |
| 12 | Reliford, Jimmy DRLG Co | Columbia, KY 42728 | Oil & Gas Operator | Dec 2019 |
| 13 | Renfro, William B | | Oil Operator | Dec 2013 |
| 14 | Republic Exploration, LLC | Bowling Green, KY 42104 | Oil Operator | Dec 2011 |
| 15 | Resource Energy Technologies, LLC | | Oil & Gas Operator | Dec 2017 |
| 16 | Resource Reclamation LLC | Greenville, KY 42345 | Gas Operator | Dec 2024 |
| 17 | Revitalize Resources Operating, Inc | Evansville, IN 47708 | Oil Operator | Dec 2024 |
| 18 | Reynolds Res, Inc | Owensboro, KY 42303 | Oil & Gas Operator | Dec 2024 |
| 19 | Rich, Joe | | Oil Operator | Dec 2019 |
| 20 | Rick Parrish & Family Contractors Inc | Albany, KY 42602 | Oil Operator | Dec 2023 |
| 21 | Rick-Rod Oil Company, Inc | Columbia, KY 42728 | Oil Operator | Dec 2022 |
| 22 | Rick-Rod Well Services Co | | Oil Operator | Dec 2013 |
| 23 | Riley & Scott Gas Co | Pikeville, KY 41502 | Gas Operator | Dec 2021 |
| 24 | Riverside Oil & Gas, Inc | Burkesville, KY 42717 | Oil & Gas Operator | Dec 2023 |
| 25 | Roberts, Harry S &/Or McKinley Ray | Paintsville, KY 41240 | Oil & Gas Operator | Dec 2019 |
| 26 | Roberts, Oliver M | | Oil & Gas Operator | Dec 2021 |
| 27 | Robinson Engineering & Oil Company, Inc | Evansville, IN 47716 | Oil & Gas Operator | Dec 2024 |
| 28 | Rocket Energy Corporation | Muskogee, OK 74402-1665 | Oil & Gas Operator | Dec 2003 |
| 29 | Rodline Petroleum LLC | Adolphus, KY 42120 | Oil Operator | Dec 2023 |
| 30 | Rogers, Clyde | Zellwood, FL 32798 | Oil Operator | Dec 2023 |
| 31 | Rogers, Irvin P Jr | Whitesville, KY 42378 | Oil Operator | Dec 2024 |
| 32 | Roseclare Oil Co | | Oil Operator | Dec 2016 |
| 33 | Rossi, Paul | FT Meade, FL 33841 | Oil Operator | Dec 2023 |
| 34 | Rough Creek Energy LLC | Mandeville, LA 70471 | Oil Operator | Dec 2024 |
| 35 | Rover Construction, LLC | | Oil Operator | Dec 2023 |
| 36 | Royal Carolina Producers, LLC | | Oil Operator | Dec 2015 |
| 37 | Ryholland Fielder, Inc | Delray Beach, FL 33446 | Oil & Gas Operator | Apr 2026 |