| 1 | 3 M Drilling | MT Hope, OH 44660 | Oil & Gas Operator | Dec 1993 |
| 2 | A Miller Oil Company | Millersburg, OH 44654 | Oil & Gas Operator | Dec 2024 |
| 3 | A Producing Co | Wooster, OH 44691 | Oil & Gas Operator | Dec 1992 |
| 4 | A W Yenne Trust No 2 | Wooster, OH 44691 | Oil & Gas Operator | Dec 2018 |
| 5 | Ab Resources Oh LLC | Brecksville, OH 44141 | Oil & Gas Operator | Dec 2010 |
| 6 | Absolute Energy Corp | Columbus, OH 43213 | Oil & Gas Operator | Dec 1997 |
| 7 | Alliance Petroleum Corporation | Canton, OH 44718-2553 | Oil & Gas Operator | Dec 2019 |
| 8 | Alsid Oil & Gas | Hanoverton,, OH 44423 | Oil & Gas Operator | Dec 2003 |
| 9 | Altheirs Oil, Inc. | Corning, OH 43730 | Oil & Gas Operator | Dec 2025 |
| 10 | Am-Tek Oil Inc | Spokane, WA 99201 | Oil & Gas Operator | Dec 2024 |
| 11 | Amtex Oil & Gas Inc | Canton, OH 44711 | Oil & Gas Operator | Dec 2004 |
| 12 | Asset Resources Inc | Mentor, OH 44060 | Oil & Gas Operator | Dec 2010 |
| 13 | Atla Energy Inc | Zanesville, OH 43702-2607 | Oil & Gas Operator | Dec 2003 |
| 14 | Atlas Noble LLC | Fort Worth, TX 76116-5423 | Oil & Gas Operator | Jun 2020 |
| 15 | Atwood Energy Inc | Port Washington, OH 43837-9214 | Oil & Gas Operator | Dec 1993 |
| 16 | Atwood Resources Inc | Houston, TX 72151 | Oil & Gas Operator | Dec 1993 |
| 17 | B & J Drilling Co | Danville, OH 43014 | Oil & Gas Operator | Dec 2025 |
| 18 | B & K Drilling Co | Warren, OH 44481 | Oil & Gas Operator | Dec 1994 |
| 19 | B J Inc | Crossville, TN 38555 | Oil & Gas Operator | Dec 1984 |
| 20 | B-J Of Ohio Inc | Zanesville, OH 43701 | Oil & Gas Operator | Dec 1997 |
| 21 | Baird Bros Sawmill Inc | Canfield, OH 44406 | Oil & Gas Operator | Dec 2012 |
| 22 | Baker Oil & Gas | St Louisville, OH 43071 | Oil & Gas Operator | Sep 2014 |
| 23 | Bakerwell Inc | Killbuck, OH 44637 | Oil & Gas Operator | Dec 2025 |
| 24 | Bands Company Inc | Millersburg, OH 44654 | Oil & Gas Operator | Dec 2014 |
| 25 | Bands Group LLC | Millersburg, OH 44654 | Oil & Gas Operator | Dec 2023 |
| 26 | Barclay Petroleum Inc | Bremen, OH 43107 | Oil & Gas Operator | Dec 2017 |
| 27 | Bates Lew Jr | Lewis Center, OH 43035 | Oil & Gas Operator | Dec 2002 |
| 28 | Beck Energy Corporation | Ravenna, OH 44266 | Oil & Gas Operator | Dec 2025 |
| 29 | Belden & Blake Corporation | North Canton, OH 44720 | Oil & Gas Operator | Dec 2016 |
| 30 | Belden Brick Co LLC, The | Sugar Creek, OH 44681 | Oil & Gas Operator | Dec 2025 |
| 31 | Berresford Enterprises In | Akron, OH 44311 | Oil & Gas Operator | Dec 1994 |
| 32 | Berwell Energy Inc | Columbus, OH 43221 | Oil & Gas Operator | Dec 1987 |
| 33 | Bi Joe Development Inc | Columbus, OH 43220 | Oil & Gas Operator | Dec 2024 |
| 34 | Blaze Oil & Gas Inc | Wooster, OH 44691 | Oil & Gas Operator | Dec 2024 |
| 35 | Blu Oil Inc | Fairlawn, OH 44334 | Oil & Gas Operator | Dec 2024 |
| 36 | Blubaugh David | Danville, OH 43014 | Oil & Gas Operator | Dec 2007 |
| 37 | Bossow Oil MGMT Inc | Garrettsville, OH 44231 | Oil & Gas Operator | Dec 1997 |
| 38 | Bower Oil & Gas LLC | Uhrichsville, OH 44683 | Oil & Gas Operator | Dec 2023 |
| 39 | Brilex LLC | Millersburg, OH 44654 | Oil & Gas Operator | Dec 2025 |
| 40 | Broad Street Energy Company | Columbus, OH 43204 | Oil & Gas Operator | Dec 2014 |
| 41 | Broad Street Serv LLC | Columbus, OH 43204 | Oil & Gas Operator | Dec 2014 |
| 42 | Broy Limited Inc | Millersburg, OH 44654 | Oil & Gas Operator | Dec 2017 |
| 43 | Buckeye Energy Resources | Zanesville, OH 43702-1190 | Oil & Gas Operator | Dec 1995 |
| 44 | Buckeye Franklin Co | Zoarville, OH 44656 | Oil & Gas Operator | Dec 1996 |
| 45 | Buckeye Oil Producing Co. | Wooster, OH 44691-129 | Oil & Gas Operator | Dec 2025 |
| 46 | C & T Energy Of East Canton Inc | East Canton, OH 44730 | Oil & Gas Operator | Dec 2024 |
| 47 | C T R Resources Inc | Alliance, OH 44601 | Oil & Gas Operator | Dec 2013 |
| 48 | Cabot Oil & Gas Corporation | Houston, TX 77024 | Oil & Gas Operator | Feb 2026 |
| 49 | Cameron & Kincaid | Zanesville, OH 43701 | Oil & Gas Operator | Dec 1986 |
| 50 | Cameron Brothers | Zanesville, OH 43701 | Oil & Gas Operator | Dec 1995 |
| 51 | Cameron Production Co Inc | Zanesville, OH 43701 | Oil & Gas Operator | Dec 2025 |
| 52 | Camphire George E. | Danville, OH 43014 | Oil & Gas Operator | Dec 2024 |
| 53 | Capstone Oil Producing LLC | Millersburg, OH 44654 | Oil & Gas Operator | Dec 2025 |
| 54 | Carroll Resources | Loudonville, OH 44842 | Oil & Gas Operator | Dec 1998 |
| 55 | Cascade Petroleum Inc | North Canton, OH 44720-4244 | Oil & Gas Operator | Dec 1992 |
| 56 | Central Energy Co Inc | Newark, OH 43055 | Oil & Gas Operator | Dec 1998 |
| 57 | Cgas Exploration | Charleston, WV 25301 | Oil & Gas Operator | Dec 2006 |
| 58 | Chesapeake Appalachia, LLC | Oklahoma City, OK 73118 | Oil & Gas Operator | Dec 2025 |
| 59 | Chevron Appalachia, LLC | Corapolis, PA 15108 | Oil & Gas Operator | Jul 2020 |
| 60 | Christa Oil Co | Cumberland, OH 43732 | Oil & Gas Operator | Nov 1999 |
| 61 | Clinton Gas Marketing Inc | Columbus, OH 43214 | Oil & Gas Operator | Dec 1988 |
| 62 | CMF Oil & Gas Production LLC | Walhonding, OH 43843 | Oil & Gas Operator | Dec 2025 |
| 63 | Collins-McGregor Operating Company | Marietta, OH 45750 | Oil & Gas Operator | Dec 2025 |
| 64 | Columbia Gas Transmission, LLC | Charleston, WV 25314 | Oil & Gas Operator | Dec 2021 |
| 65 | Curry R D Production Co | Memphis, TN 38103 | Oil & Gas Operator | Dec 1986 |
| 66 | D&D Energy Company | N.Canton, OH 44721 | Oil & Gas Operator | Dec 2020 |
| 67 | Dalton & Hanna LTD | Wooster, OH 44691 | Oil & Gas Operator | Dec 2018 |
| 68 | Dart Oil Company | Parker, CO 80134 | Oil & Gas Operator | Dec 2025 |
| 69 | David A Waldron & Assoc | Wooster, OH 44691 | Oil & Gas Operator | Dec 2016 |
| 70 | David R Hill Inc | Byesville, OH 43723 | Oil & Gas Operator | Dec 2025 |
| 71 | Deep Resources LLC | Holmesville, OH 44633 | Oil & Gas Operator | Dec 2025 |
| 72 | Delta Petroleum Corp | Denver, CO 80202 | Oil & Gas Operator | Dec 2025 |
| 73 | Derby Oil & Gas Corp | Cumberland, OH 43732 | Oil & Gas Operator | Dec 1986 |
| 74 | Derby Operating Corp | Wooster, OH 44691 | Oil & Gas Operator | Dec 2025 |
| 75 | Derrick Petroleum Inc | Bladensburg, OH 43005 | Oil & Gas Operator | Dec 2025 |
| 76 | Discovery Oil LTD | Los Angeles, CA 90067 | Oil & Gas Operator | Jan 1993 |
| 77 | Diversified Production LLC | Keithville, LA 71047 | Oil & Gas Operator | Jun 2026 |
| 78 | Dome Drilling Co | Westlake, OH 44145-1964 | Oil & Gas Operator | Dec 2009 |
| 79 | Dome Producing | Cleveland, OH 44114 | Oil & Gas Operator | Dec 1988 |
| 80 | Domestic Oil & Gas Co | Bedford, OH 44146 | Oil & Gas Operator | Dec 1990 |
| 81 | Don Byers Oil & Gas LLC | Heath, OH 43056 | Oil & Gas Operator | Dec 2025 |
| 82 | Doran & Associates | Pittsburgh, PA 15220 | Oil & Gas Operator | Dec 1988 |
| 83 | Dover Atwood Corp. | Massillon, OH 44646 | Oil & Gas Operator | Dec 2025 |
| 84 | Duck Creek Petroleum LLC | Wooster, OH 44691 | Oil & Gas Operator | Dec 2012 |
| 85 | Dugan Guy E | Walhonding, OH 43843 | Oil & Gas Operator | Dec 2015 |
| 86 | Dugan Oil And Gas LLC | Walhonding, OH 43843-9612 | Oil & Gas Operator | Dec 2025 |
| 87 | Dusty Drilling & Producing Corp | New Lexington, OH 43764-1552 | Oil & Gas Operator | Dec 2005 |
| 88 | Eagle Expl Co/Johnson J | Bolivar, OH 44612 | Oil & Gas Operator | Dec 1989 |
| 89 | Eclipse Resources-Ohio LLC | Morgantown, WV 26508 | Oil & Gas Operator | Dec 2020 |
| 90 | Eco Power Crypto LLC | Katy, TX 77494 | Oil & Gas Operator | Mar 2026 |
| 91 | Eco Production LLC | Wooster, OH 44691-4683 | Oil & Gas Operator | Dec 2025 |
| 92 | Edco Drilling & Producing | MT Gilead, OH 43338 | Oil & Gas Operator | Dec 2006 |
| 93 | Elephant Exploration Inc. | Hartville, OH 44632 | Oil & Gas Operator | Dec 2025 |
| 94 | Enervest Operating LLC | Houston, TX 77002 | Oil & Gas Operator | Jun 2026 |
| 95 | Environmental BR Ser Inc | Wooster, OH 44691 | Oil & Gas Operator | Dec 1987 |
| 96 | Equity Oil & Gas Funds Inc | Orlando, FL 32837-6103 | Oil & Gas Operator | Dec 2025 |
| 97 | Everflow Eastern Partners LP | Canfield, OH 44406 | Oil & Gas Operator | Dec 2025 |
| 98 | Evergreen Operating Corp | Denver, CO 80202 | Oil & Gas Operator | Dec 2019 |
| 99 | Exco - North Coast Energy Inc | Kittanning, PA 16201 | Oil & Gas Operator | Dec 2018 |
| 100 | Farr Enterprises Inc | West Union, WV 24656 | Oil & Gas Operator | Dec 2021 |