| 1 | Schreiber, Donald And Marilyn | Eden, NY 14057 | Gas Operator | Dec 2025 |
| 2 | Schreiner Oil & Gas Inc | Prescott, AZ 86303 | Oil & Gas Operator | Dec 2023 |
| 3 | Schupp, David And Barbara | Eden, NY 14057 | Gas Operator | Dec 2025 |
| 4 | Seaport Natural Gas Co., Inc. | Angola, NY 14006 | Gas Operator | Dec 2025 |
| 5 | Seibel Modern MFG. & Welding Corp. | Lancaster, NY 14086 | Gas Operator | Dec 2025 |
| 6 | Seneca Resources Co LLC | Cranberry Township, PA 16066 | Oil & Gas Operator | Apr 2026 |
| 7 | Seneca Resources Corporation | Houston, TX 77002 | Oil & Gas Operator | Dec 2017 |
| 8 | Sescil, Douglas W. | Akron, NY 14001 | Gas Operator | Dec 2025 |
| 9 | Shattuck, Frank E. & Carol D. | Eden, NY 14057 | Gas Operator | Dec 2025 |
| 10 | Shelex Drilling Inc | Lexington, KY 40523 | Oil & Gas Operator | Dec 2025 |
| 11 | Shorewood Farms | Lakeview, NY 14085 | Gas Operator | Dec 2025 |
| 12 | Simme, Steven | Elma, NY 14052 | Gas Operator | Dec 2025 |
| 13 | Sisters Of St. Joseph | Clarence, NY 14031 | Gas Operator | Dec 2025 |
| 14 | Sivad Energy No 4 | Akron, NY 14001 | Gas Operator | Dec 2025 |
| 15 | Skora, James B. | Lawtons, NY 14091 | Gas Operator | Dec 2025 |
| 16 | Skrzynski, Thomas J. | Eden, NY 14057 | Gas Operator | Dec 2025 |
| 17 | Small, Louis E. | Orchard Park, NY 14127 | Gas Operator | Dec 2025 |
| 18 | Smith, Marvin M. | Orchard Park, NY 14127 | Gas Operator | Dec 2025 |
| 19 | Snyder, Kenneth L. | Springville, NY 14141 | Gas Operator | Dec 2025 |
| 20 | Solar Sportsystems, Inc. | East Aurora, NY 14052 | Gas Operator | Dec 2025 |
| 21 | Springville-Griffith Institute Central School Dist | Springville, NY 14141 | Gas Operator | Dec 2025 |
| 22 | Stedman Energy Inc | Chautauqua, NY 14722 | Oil & Gas Operator | Dec 2025 |
| 23 | Stoll, James G | Eden, NY 14057 | Gas Operator | Dec 2025 |
| 24 | Summers, Esther B. | Midland, MI 48640 | Gas Operator | Dec 2025 |
| 25 | Surdej, James P. And Kathleen | Elma, NY 14059 | Gas Operator | Dec 2025 |