| 1 | Caflisch, James E. | Clymer, NY 14724 | Gas Operator | Dec 2025 |
| 2 | Cal Ban Corp. | Olean, NY 14760 | Oil & Gas Operator | Dec 2025 |
| 3 | Call Farms, Inc. | Batavia, NY 14020 | Gas Operator | Dec 2025 |
| 4 | Cappellino, Marina A. | Arcade, NY 14009 | Gas Operator | Dec 2025 |
| 5 | Carriero, Pamela A. | Angola, NY 14006 | Gas Operator | Dec 2025 |
| 6 | Case Brothers Inc. | Limestone, NY 14753 | Oil & Gas Operator | Dec 2025 |
| 7 | Cassadaga Valley Central School | Sinclairville, NY 14782 | Gas Operator | Dec 2025 |
| 8 | Cassius Congdon Legacy, LLC | West Clarksville, NY 14786 | Oil & Gas Operator | Dec 2025 |
| 9 | Cerne, Christine | Eden, NY 14057 | Gas Operator | Dec 2025 |
| 10 | Champlin SR., Bryan | Kennedy, NY 14747 | Gas Operator | Dec 2025 |
| 11 | Chantal Zambito, LLC | Elba, NY 14058 | Gas Operator | Dec 2025 |
| 12 | Chase, Ronald E. II | South Dayton, NY 14138 | Gas Operator | Dec 2025 |
| 13 | Chautauqua Energy Inc | | Oil & Gas Operator | Dec 2020 |
| 14 | Chautauqua Hills Ministries, Inc. | Gerry, NY 14740 | Gas Operator | Dec 2025 |
| 15 | Chautauqua Hilltop Organic, LLC | Eden, NY 14057 | Gas Operator | Dec 2025 |
| 16 | Chautauqua Inns, LTD. | Mayville, NY 14757 | Gas Operator | Dec 2025 |
| 17 | Cheektowaga-Maryvale Union Free School District | Cheektowaga, NY 14225 | Gas Operator | Dec 2025 |
| 18 | Chesapeake Appalachia, LLC | Oklahoma City, OK 73118 | Oil & Gas Operator | Dec 2025 |
| 19 | Chesna, Bernard | Alden, NY 14004 | Gas Operator | Dec 2025 |
| 20 | Chris Glade Oil & Gas, LLC | | Gas Operator | Dec 2011 |
| 21 | Christian Airmen, Incorporated | Akron, NY 14001 | Gas Operator | Dec 2025 |
| 22 | Ciminello, Angeline | Fredonia, NY 14063 | Gas Operator | Dec 2025 |
| 23 | Civiletto, George & Wendy | Fredonia, NY 14063 | Gas Operator | Dec 2025 |
| 24 | Clark, Daniel J. | Auburn, NY 13021 | Gas Operator | Dec 2025 |
| 25 | Cline Oil Inc | Bradford, PA 16701 | Oil & Gas Operator | Dec 2025 |
| 26 | CNX Gas Company LLC | Canonsburg, PA 15317 | Oil & Gas Operator | Apr 2026 |
| 27 | Collins Oil Co. | Bartlesville, OK 74006 | Oil & Gas Operator | Dec 2025 |
| 28 | Collins, Dave | Bolivar, NY 14715 | Oil & Gas Operator | Dec 2025 |
| 29 | Collins, David A And Cole, Alexander B. | Bolivar, NY 14715 | Oil & Gas Operator | Dec 2025 |
| 30 | Conklin, Patrick J. | Rushville, NY 14544 | Gas Operator | Dec 2025 |
| 31 | Cook, Lee J. | Penn Yan, NY 14527 | Gas Operator | Dec 2025 |
| 32 | Coots, Jesse | Le Roy, NY 14482 | Gas Operator | Dec 2025 |
| 33 | Copper Ridge Oil Inc | Olean, NY 14760 | Oil & Gas Operator | Dec 2024 |
| 34 | Corfu Darien Properties, LLC | Corfu, NY 14036 | Gas Operator | Dec 2025 |
| 35 | Cotton Well Drilling Co Inc | Sheridan, NY 14135 | Oil & Gas Operator | Dec 2025 |
| 36 | Country Side Sand & Gravel, Inc | Collins, NY 14034 | Gas Operator | Dec 2025 |
| 37 | County Line Stone Co., Inc. | Akron, NY 14001 | Gas Operator | Dec 2025 |
| 38 | Covert, Christopher P. | Auburn, NY 13021 | Gas Operator | Dec 2025 |
| 39 | Crossley, Patricia J. | Kennedy, NY 14747 | Gas Operator | Dec 2025 |
| 40 | Crow, Donald | Gerry, NY 14740 | Gas Operator | Dec 2025 |
| 41 | Curtis & Son Oil Inc | Sugar Grove, PA 16350 | Oil & Gas Operator | Dec 2025 |
| 42 | Czarniak, Dennis G. | Holland, NY 14080 | Gas Operator | Dec 2025 |
| 43 | Czerniak, Michael A. And Cheryl A. | Lakewood, NY 14750 | Gas Operator | Dec 2025 |
| 44 | Czesak Dairy Farm, LLC | Chaffee, NY 14030 | Gas Operator | Dec 2025 |
| 45 | Czworka, Terry D. | Le Roy, NY 14482 | Gas Operator | Dec 2025 |