| 601 | Town Of Newstead | Akron, NY 14001 | Gas Operator | Dec 2025 |
| 602 | Town Of West Seneca | West Seneca, NY 14224 | Gas Operator | Dec 2025 |
| 603 | Traxler, Joyce | Le Roy, NY 14482 | Gas Operator | Dec 2025 |
| 604 | Treichler, Terry A. | Sanburn, NY 14132 | Gas Operator | Dec 2025 |
| 605 | Triple Oak Farms, LLC | Eden, NY 14057 | Gas Operator | Dec 2025 |
| 606 | Troyer, Marvin | Clymer, NY 14724 | Gas Operator | Dec 2025 |
| 607 | Troyer, Walter, Jr. | Clymer, NY 14724 | Gas Operator | Dec 2025 |
| 608 | Troyer, William W. | Clymer, NY 14724 | Gas Operator | Dec 2025 |
| 609 | Turkey Run LLC | Arcade, NY 14009 | Gas Operator | Dec 2025 |
| 610 | Turnbull Gas, LLC | North Collins, NY 14111 | Gas Operator | Dec 2025 |
| 611 | Tuscany Deli & Meats, Inc. | Fredonia, NY 14063 | Gas Operator | Dec 2025 |
| 612 | U. S. Energy Development Corporation | Fort Worth, TX 76164 | Oil & Gas Operator | Jul 2026 |
| 613 | Uhl Oil Co., Inc. | Bradford, PA 16701 | Oil & Gas Operator | Dec 2025 |
| 614 | Ulrich, William J., Jr. & Connie K. | Elma, NY 14059 | Gas Operator | Dec 2025 |
| 615 | Union Springs Central School District | Union Springs, NY 13160 | Gas Operator | Dec 2025 |
| 616 | United Resources Corp | Olean, NY 14760 | Oil & Gas Operator | Dec 2024 |
| 617 | United States Gypsum Company | Oakfield, NY 14125 | Oil & Gas Operator | Dec 2025 |
| 618 | Universal Resources Holdings Inc | Dunkirk, NY 14048 | Oil & Gas Operator | Dec 2025 |
| 619 | Unknown | Houston, TX 77208 | Oil & Gas Operator | Dec 2024 |
| 620 | Verhague, Donald F. Jr. | Forestville, NY 14062 | Gas Operator | Dec 2025 |
| 621 | Vertical Energy, Inc. | Sugar Grove, PA 16350 | Oil & Gas Operator | Dec 2025 |
| 622 | Vertical Resources, Inc. | Sugar Grove, PA 16350 | Gas Operator | Dec 2025 |
| 623 | Vii F Ogm Productions LLC | Bradford, PA 16701 | Oil Operator | Dec 2025 |
| 624 | Vilardo Farms, LLC | Westfield, NY 14787 | Gas Operator | Dec 2025 |
| 625 | Villafrank & Wells | Westfield, NY 14787 | Gas Operator | Dec 2025 |
| 626 | Vineyard Oil & Gas Co | North East, PA 16428 | Oil & Gas Operator | Dec 2023 |
| 627 | Violanti, Joseph L. | Eden, NY 14057 | Gas Operator | Dec 2025 |
| 628 | Vogt, Kristen M. | Fredonia, NY 14063 | Gas Operator | Dec 2025 |
| 629 | Volk, Charles E. | Clymer, NY 14724 | Gas Operator | Dec 2025 |
| 630 | W. A. Boser Oil | Allegany, NY 14706 | Oil Operator | Dec 2025 |
| 631 | W. D. Henry & Sons, Inc. | Eden, NY 14057 | Gas Operator | Dec 2025 |
| 632 | Waffenbauch USA Corp. | Westfield, NY 14787 | Gas Operator | Dec 2025 |
| 633 | Wallace, Sharon J. | Clymer, NY 14724 | Gas Operator | Dec 2025 |
| 634 | Warren, Malcolm | Corfu, NY 14036 | Gas Operator | Dec 2025 |
| 635 | Wattles, Richard F. | Colden, NY 14033 | Gas Operator | Dec 2025 |
| 636 | Wavepoint Realty Ny, LLC | North East, PA 16428 | Gas Operator | Dec 2025 |
| 637 | Weaver, David H. | Penn Yan, NY 14527 | Gas Operator | Dec 2025 |
| 638 | Weil Resources, Inc. | Lancaster, NY 14086 | Oil & Gas Operator | Dec 2024 |
| 639 | Weise, Kevin L. And Kathy L. | Sinclairville, NY 14782 | Gas Operator | Dec 2025 |
| 640 | Wells, Michael E. | Springville, NY 14141 | Gas Operator | Dec 2025 |
| 641 | Wengerd, Noah A. | Sherman, NY 14781 | Gas Operator | Dec 2025 |
| 642 | West River Energy LLC | Portville, NY 14770 | Oil & Gas Operator | Dec 2025 |
| 643 | Western New York Drilling Associates 1, L.P. | Buffalo, NY 14201 | Oil & Gas Operator | Dec 2025 |
| 644 | Western New York Drilling Associates Joint Venture | Buffalo, NY 14201 | Oil & Gas Operator | Dec 2025 |
| 645 | White, John P. | Limestone, NY 14753 | Oil & Gas Operator | Dec 2025 |
| 646 | Whitesell, Michael & Darleen | Wellsville, NY 14895 | Oil & Gas Operator | Dec 2025 |
| 647 | Whiting Door Manufacturing Corp. | Akron, NY 14001 | Gas Operator | Dec 2025 |
| 648 | Whiting Well Partnership | Akron, NY 14001 | Gas Operator | Dec 2025 |
| 649 | Whitney, Ben | Clymer, NY 14724 | Gas Operator | Dec 2025 |
| 650 | Wightman, Ted L. | Sinclairville, NY 14782 | Gas Operator | Dec 2025 |
| 651 | Wildcat Oil Producer LLC | Wellsboro, PA 16901 | Oil & Gas Operator | Dec 2025 |
| 652 | Wilde, Henry & Janet | Union Springs, NY 13160 | Gas Operator | Dec 2025 |
| 653 | Wildlife Management Group LLC | Clymer, NY 14724 | Gas Operator | Dec 2025 |
| 654 | Wilkowski, Robert William Jr. & Francis, Julia | Lancaster, NY 14086 | Gas Operator | Dec 2025 |
| 655 | Williams, Cynthia L. | Fredonia, NY 14063 | Gas Operator | Dec 2025 |
| 656 | Williams, Donald M. | Eden, NY 14057 | Gas Operator | Dec 2025 |
| 657 | Windmill Windy Acres Farm, LLC | Penn Yan, NY 14527 | Gas Operator | Dec 2025 |
| 658 | Winter'S Railroad Service, Inc | North Collins, NY 14111 | Gas Operator | Dec 2025 |
| 659 | Winter, Marvin J. | North Collins, NY 14111 | Gas Operator | Dec 2025 |
| 660 | Witkowski, Dave | Hamburg, NY 14075 | Oil & Gas Operator | Dec 2025 |
| 661 | Witter, Terry L. | Alma, NY 14708 | Oil Operator | Dec 2025 |
| 662 | Wittmeyer, Richard J. & Cynthia L. | Springville, NY 14141 | Gas Operator | Dec 2025 |
| 663 | Witzel, Robert R. | Dansville, NY 14437 | Gas Operator | Dec 2025 |
| 664 | Wood, Kenneth | South Dayton, NY 14138 | Gas Operator | Dec 2025 |
| 665 | Woodruff, Michael C. | Smethport, PA 16749 | Oil & Gas Operator | Dec 2025 |
| 666 | Woods Oil Co. | Burkburnett, TX 76354 | Oil & Gas Operator | Jul 2026 |
| 667 | World Mission Society Church Of God | New Windsor, NY 12553 | Gas Operator | Dec 2025 |
| 668 | Wyckoff Gas Storage Company, LLC | | Gas Operator | Dec 2006 |
| 669 | Wyllys, John A. & Joyce E. | Randolph, NY 14772 | Gas Operator | Dec 2025 |
| 670 | Yahn & Yahn, Inc. | Hammondsport, NY 14840 | Oil & Gas Operator | Dec 2024 |
| 671 | Yeskey, S. Kristine | Frewsburg, NY 14738 | Gas Operator | Dec 2025 |
| 672 | Yorkshire-Pioneer Central School District | Yorkshire, NY 14173 | Gas Operator | Dec 2025 |
| 673 | Yotpolis, Joni L. | Clymer, NY 14724 | Gas Operator | Dec 2025 |
| 674 | Yotpolis, Rosemarie | Clymer, NY 14724 | Gas Operator | Dec 2025 |
| 675 | Youngberg, Brian Lenn | Forestville, NY 14062 | Gas Operator | Dec 2025 |
| 676 | Zimmerman, Aaron W. | Penn Yan, NY 14527 | Gas Operator | Dec 2025 |
| 677 | Zimmerman, IVan L. & Lois N. | Penn Yan, NY 14527 | Gas Operator | Dec 2025 |
| 678 | Zimmerman, Jon C., II | Freeland, MI 48623 | Gas Operator | Dec 2025 |
| 679 | Zimmerman, Wayne W. And Pauline R. | Penn Yan, NY 14527 | Gas Operator | Dec 2025 |
| 680 | Zittel, Kenneth D. | Springville, NY 14141 | Gas Operator | Dec 2025 |
| 681 | Zlomek, John | Belmont, NY 14813 | Oil & Gas Operator | Dec 2024 |
| 682 | Zukowski, Eve | Springville, NY 14141 | Gas Operator | Dec 2025 |