| 601 | Swartout, John D & Sandra | Sherman, NY 14781 | Gas Operator | Dec 2023 |
| 602 | Swepi LP | Houston, TX 77079 | Oil & Gas Operator | Jul 2020 |
| 603 | Synergy Oil & Gas, Inc. | Houston, TX 77024 | Oil & Gas Operator | Nov 2019 |
| 604 | Szumigala, Edward R. & Ruth A. | Dunkirk, NY 14048 | Gas Operator | Dec 2023 |
| 605 | T.M. Quaintance Crude Oil Production | | Oil Operator | Dec 2022 |
| 606 | Taber, Grover E. Jr. | Cocoa, FL 32926 | Gas Operator | Dec 2023 |
| 607 | Takacs, Ray W. | North Huntington, PA 15642 | Gas Operator | Dec 2023 |
| 608 | Talisman Energy USA Inc. | The Woodlands, TX 77381 | Oil & Gas Operator | May 2016 |
| 609 | Tenpas, Bruce | Clymer, NY 14724 | Gas Operator | Dec 2023 |
| 610 | The Carroll Rod & Gun Club, Inc. Of Frewsburg, Ny | Frewsburg, NY 14738 | Oil & Gas Operator | Dec 2023 |
| 611 | The Gerry Homes | Gerry, NY 14740 | Gas Operator | Dec 2023 |
| 612 | The Grapes Of Ross, LLC | Westfield, NY 14787 | Gas Operator | Dec 2023 |
| 613 | The Ny Conf. Assoc. Of Seventh-Day Adventists | Syracuse, NY 13215 | Gas Operator | Dec 2023 |
| 614 | The Richardson Petroleum Corporation | Whitesville, NY 14897 | Oil & Gas Operator | Dec 2023 |
| 615 | The Robert And Donna Harwood Income Only Trust | Perry, NY 14530 | Gas Operator | Dec 2023 |
| 616 | The Woods Parcel, LLC | Orchard Park, NY 14127 | Gas Operator | Dec 2023 |
| 617 | Thompson, Diana & Glenn | Fredonia, NY 14063 | Gas Operator | Dec 2023 |
| 618 | Thompson, Kenneth L | Clarence Center, NY 14032 | Gas Operator | Dec 2023 |
| 619 | Thompson, Mark V. | South Dayton, NY 14138 | Gas Operator | Dec 2023 |
| 620 | Thompson, Timothy G. | Delevan, NY 14042 | Gas Operator | Dec 2023 |
| 621 | Thropp, Kevin F D/B/A Marilyns Motors | | Oil & Gas Operator | Dec 2020 |
| 622 | Tingue, Jeffrey L. | Delevan, NY 14042 | Gas Operator | Dec 2023 |
| 623 | Torrey, Martha M. | Limestone, NY 14753 | Oil & Gas Operator | Dec 2023 |
| 624 | Town Of Aurora | East Aurora, NY 14052 | Gas Operator | Dec 2023 |
| 625 | Town Of Chautauqua | Mayville, NY 14757 | Gas Operator | Dec 2023 |
| 626 | Town Of Newstead | Akron, NY 14001 | Gas Operator | Dec 2023 |
| 627 | Town Of West Seneca | West Seneca, NY 14224 | Gas Operator | Dec 2023 |
| 628 | Traxler, Joyce | Le Roy, NY 14482 | Gas Operator | Dec 2023 |
| 629 | Triple Oak Farms, LLC | Eden, NY 14057 | Gas Operator | Dec 2023 |
| 630 | Troyer, Marvin | Clymer, NY 14724 | Gas Operator | Dec 2023 |
| 631 | Troyer, Walter, Jr. | Clymer, NY 14724 | Gas Operator | Dec 2023 |
| 632 | Troyer, William W. | Clymer, NY 14724 | Gas Operator | Dec 2023 |
| 633 | Turkey Run LLC | Arcade, NY 14009 | Gas Operator | Dec 2023 |
| 634 | Turnbull Gas, LLC | North Collins, NY 14111 | Gas Operator | Dec 2023 |
| 635 | Tuscany Deli & Meats, Inc. | Fredonia, NY 14063 | Gas Operator | Dec 2023 |
| 636 | U.S. Energy Development Corp | Fort Worth, TX 76164 | Oil & Gas Operator | May 2025 |
| 637 | Uhl Oil Co., Inc. | Bradford, PA 16701 | Oil & Gas Operator | Dec 2023 |
| 638 | Uhl, Robert | Bradford, PA 16701 | Oil & Gas Operator | Dec 2023 |
| 639 | Ulrich, William J., Jr. & Connie K. | Elma, NY 14059 | Gas Operator | Dec 2023 |
| 640 | Union Springs Central School District | Union Springs, NY 13160 | Gas Operator | Dec 2023 |
| 641 | United Resources Corp | Olean, NY 14760 | Oil & Gas Operator | Dec 2020 |
| 642 | United States Gypsum Company | Oakfield, NY 14125 | Oil & Gas Operator | Dec 2023 |
| 643 | Universal Resources Holdings Inc | Dunkirk, NY 14048 | Oil & Gas Operator | Dec 2023 |
| 644 | Unknown | Houston, TX 77208 | Oil & Gas Operator | Dec 2023 |
| 645 | Veno, Nicholas And Morgan | Little Genesee, NY 14754 | Oil & Gas Operator | Dec 2023 |
| 646 | Verhague, Donald F. Jr. | Forestville, NY 14062 | Gas Operator | Dec 2023 |
| 647 | Vertical Energy, Inc. | Sugar Grove, PA 16350 | Oil & Gas Operator | Dec 2023 |
| 648 | Vertical Resources, Inc. | Sugar Grove, PA 16350 | Gas Operator | Dec 2023 |
| 649 | Vii F Ogm Productions L.L.C. | Bradford, PA 16701 | Oil Operator | Dec 2023 |
| 650 | Vilardo Farms, LLC | Westfield, NY 14787 | Gas Operator | Dec 2023 |
| 651 | Villafrank & Wells | Westfield, NY 14787 | Gas Operator | Dec 2023 |
| 652 | Vineyard Oil & Gas Co | North East, PA 16428 | Oil & Gas Operator | Dec 2023 |
| 653 | Violanti, Joseph L. | Eden, NY 14057 | Gas Operator | Dec 2023 |
| 654 | Vogt, Kristen M. | Fredonia, NY 14063 | Gas Operator | Dec 2023 |
| 655 | Volk, Charles E. | Clymer, NY 14724 | Gas Operator | Dec 2023 |
| 656 | W. A. Boser Oil | Allegany, NY 14706 | Oil Operator | Dec 2023 |
| 657 | W. D. Henry & Sons, Inc. | Eden, NY 14057 | Gas Operator | Dec 2023 |
| 658 | Waddell, Debora | Angola, NY 14059 | Gas Operator | Dec 2023 |
| 659 | Waffenbauch USA Corp. | Westfield, NY 14787 | Gas Operator | Dec 2023 |
| 660 | Walker'S Fruit Farms, LLC | Forestville, NY 14062 | Gas Operator | Dec 2023 |
| 661 | Wallace, Sharon J. | Clymer, NY 14724 | Gas Operator | Dec 2023 |
| 662 | Warren, Malcolm | Corfu, NY 14036 | Gas Operator | Dec 2023 |
| 663 | Wattles, Richard F. | Colden, NY 14033 | Gas Operator | Dec 2023 |
| 664 | Wavepoint Realty Ny, LLC | North East, PA 16428 | Gas Operator | Dec 2023 |
| 665 | Weaver, David H. | Penn Yan, NY 14527 | Gas Operator | Dec 2023 |
| 666 | Weil Resources, Inc. | Lancaster, NY 14086 | Oil & Gas Operator | Dec 2022 |
| 667 | Wells, Michael E. | Springville, NY 14141 | Gas Operator | Dec 2023 |
| 668 | Wengerd, Noah A. | Sherman, NY 14781 | Gas Operator | Dec 2023 |
| 669 | West River Energy LLC | Portville, NY 14770 | Oil & Gas Operator | Dec 2023 |
| 670 | Western New York Drilling Associates 1, L.P. | Buffalo, NY 14201 | Oil & Gas Operator | Dec 2023 |
| 671 | Western New York Drilling Associates Joint Venture | Buffalo, NY 14201 | Oil & Gas Operator | Dec 2023 |
| 672 | White, Christina L. | Limestone, NY 14753 | Oil & Gas Operator | Dec 2023 |
| 673 | White, John P. | Limestone, NY 14753 | Oil & Gas Operator | Dec 2022 |
| 674 | Whitesell, Michael & Darleen | Wellsville, NY 14895 | Oil & Gas Operator | Dec 2023 |
| 675 | Whiting Door Manufacturing Corp. | Akron, NY 14001 | Gas Operator | Dec 2023 |
| 676 | Whiting Well Partnership | Akron, NY 14001 | Gas Operator | Dec 2023 |
| 677 | Whitney, Ben | Clymer, NY 14724 | Gas Operator | Dec 2023 |
| 678 | Wilde, Henry & Janet | Union Springs, NY 13160 | Gas Operator | Dec 2023 |
| 679 | Williams, Cynthia L. | Fredonia, NY 14063 | Gas Operator | Dec 2023 |
| 680 | Williams, Donald M. | Eden, NY 14057 | Gas Operator | Dec 2023 |
| 681 | Wilson-Raczka, Diane R. | Irving, NY 14081 | Gas Operator | Dec 2023 |
| 682 | Windmill Windy Acres Farm, LLC | Penn Yan, NY 14527 | Gas Operator | Dec 2023 |
| 683 | Winter'S Railroad Service, Inc | North Collins, NY 14111 | Gas Operator | Dec 2023 |
| 684 | Winter, Marvin J. | North Collins, NY 14111 | Gas Operator | Dec 2023 |
| 685 | Witkowski, Dave | Hamburg, NY 14075 | Oil & Gas Operator | Dec 2023 |
| 686 | Witter, Terry L. | Alma, NY 14708 | Oil Operator | Dec 2023 |
| 687 | Wittmeyer, Richard J.& Cynthia L. | Springville, NY 14141 | Gas Operator | Dec 2023 |
| 688 | Witzel, Robert R. | Dansville, NY 14437 | Gas Operator | Dec 2023 |
| 689 | Wood, Kenneth | South Dayton, NY 14138 | Gas Operator | Dec 2023 |
| 690 | Woodruff, Michael C. | Smethport, PA 16749 | Oil & Gas Operator | Dec 2023 |
| 691 | Woods Oil Co. | Burkburnett, TX 76354 | Oil & Gas Operator | May 2025 |
| 692 | Wyckoff Gas Storage Company, LLC | | Gas Operator | Dec 2006 |
| 693 | Wyllys, John A. & Joyce E. | Randolph, NY 14772 | Gas Operator | Dec 2023 |
| 694 | Yahn & Yahn, Inc. | Hammondsport, NY 14840 | Oil & Gas Operator | Dec 2023 |
| 695 | Yeskey, S. Kristine | Frewsburg, NY 14738 | Gas Operator | Dec 2023 |
| 696 | Yorkshire-Pioneer Central School District | Yorkshire, NY 14173 | Gas Operator | Dec 2023 |
| 697 | Yotpolis, Joni L. | Clymer, NY 14724 | Gas Operator | Dec 2023 |
| 698 | Yotpolis, Rosemarie | Clymer, NY 14724 | Gas Operator | Dec 2023 |
| 699 | Youngberg, Brian Lenn | Forestville, NY 14062 | Gas Operator | Dec 2023 |
| 700 | Zimmerman, Aaron W. | Penn Yan, NY 14527 | Gas Operator | Dec 2023 |