| 1 | D'Amato, Giovanni C. | Elma, NY 14059 | Gas Operator | Dec 2025 |
| 2 | D. C. Page Farms, Inc | Le Roy, NY 14482 | Gas Operator | Dec 2025 |
| 3 | Dallas Energy LLC | Bradford, PA 16701 | Oil & Gas Operator | Dec 2025 |
| 4 | Dannic Energy Corp | Indiana, PA 15701-1532 | Oil & Gas Operator | Dec 2025 |
| 5 | Daughenbaugh, James And Meshelle | Gerry, NY 14740 | Gas Operator | Dec 2025 |
| 6 | Davidson, William A, & Jennifer I. | Westfield, NY 14787 | Gas Operator | Dec 2025 |
| 7 | Dawydko, Keith A. & Ronald T. | Clarence, NY 14031 | Gas Operator | Dec 2025 |
| 8 | Deacon, Thomas J. | Randolph, NY 14772 | Gas Operator | Dec 2025 |
| 9 | Decker, James K. & Tiffany J. | Jamestown, NY 14701 | Oil & Gas Operator | Dec 2025 |
| 10 | Degroot, Garry | South Dayton, NY 14138 | Gas Operator | Dec 2025 |
| 11 | Demambro, Gene Brian | Mayville, NY 14757 | Gas Operator | Dec 2025 |
| 12 | Densmore, Winfield F. Densmore, Debra L. | Lakewood, NY 14750 | Gas Operator | Dec 2025 |
| 13 | Depew Union Free School District | Depew, NY 14043 | Gas Operator | Dec 2025 |
| 14 | Depriest, Howard Joseph & Susan M. | East Aurora, NY 14052 | Gas Operator | Dec 2025 |
| 15 | Deuble, Adam And Misty Pennington | Jamestown, NY 14701 | Gas Operator | Dec 2025 |
| 16 | Diana Pease & Steve Pease Revocable Trust | Wellsville, NY 14895 | Gas Operator | Dec 2025 |
| 17 | Dibiaggio, Deirdre And Katherine Carmichael | Atlantis, FL 33463 | Gas Operator | Dec 2025 |
| 18 | Didomenico, Thomas J | Jamestown, NY 14701 | Gas Operator | Dec 2025 |
| 19 | Dimes Energy GP Inc. | Olean, NY 14760 | Oil & Gas Operator | Dec 2024 |
| 20 | DJS Farms Inc. | Waterloo, NY 13165 | Gas Operator | Dec 2025 |
| 21 | Dolinar, Michael J. | Angola, NY 14006 | Gas Operator | Dec 2025 |
| 22 | Dominion Energy Transmission, Inc. | | Oil & Gas Operator | Dec 2019 |
| 23 | Donald C. Ring Revocable Trust | Sebring, FL 33875 | Gas Operator | Dec 2025 |
| 24 | Dresser Industrial Park, Inc. | North Tonawanda, NY 14120 | Gas Operator | Dec 2025 |
| 25 | Drillers LLC | Indiana, PA 15701 | Oil & Gas Operator | Dec 2025 |
| 26 | Dubisz, Richard And Deborah | East Aurora, NY 14052 | Gas Operator | Dec 2025 |
| 27 | Duink, Darryl | Hamburg, NY 14075 | Gas Operator | Dec 2025 |
| 28 | Dunkirk City School District | Dunkirk, NY 14048 | Gas Operator | Dec 2025 |
| 29 | Dunnewold Farms LLC | Clymer, NY 14724 | Gas Operator | Dec 2025 |
| 30 | Dust Bowl Oil Company, Inc. | Spencerport, NY 14559 | Oil Operator | Dec 2025 |
| 31 | Dye, Jennifer J. | South Dayton, NY 14138 | Gas Operator | Dec 2025 |