| 1 | A Berry Enterprises LLC | Freeport, OH 43973 | Oil & Gas Operator | Dec 2024 |
| 2 | Ab Resources Oh LLC | Brecksville, OH 44141 | Oil & Gas Operator | Dec 2010 |
| 3 | Alliance Petroleum Corporation | Canton, OH 44718-2553 | Oil & Gas Operator | Dec 2019 |
| 4 | Alsid Oil & Gas | Hanoverton,, OH 44423 | Oil & Gas Operator | Dec 2003 |
| 5 | Altier Brothers Inc | Corning, OH 43730 | Oil & Gas Operator | Dec 2024 |
| 6 | Am-Tek Oil Inc | Spokane, WA 99201 | Oil & Gas Operator | Dec 2023 |
| 7 | American Energy Utica LLC | Oklahoma City, OK 73154 | Oil & Gas Operator | Sep 2015 |
| 8 | Amex Energy Consults Inc | Columbus, OH 43214 | Oil & Gas Operator | Dec 1988 |
| 9 | An-Car Oil Co Inc | Owensboro, KY 42302-1329 | Oil & Gas Operator | Dec 2014 |
| 10 | Anadarko E&P Onshore LLC | Houston, TX 77046 | Oil & Gas Operator | Dec 2025 |
| 11 | Antero Resources Corporation | Denver, CO 80202 | Oil & Gas Operator | Jun 2025 |
| 12 | Appalachian Expl Inc | Hartville, OH 44632 | Oil & Gas Operator | Dec 1989 |
| 13 | Artex Energy Group LLC | Marietta, OH 45750-5362 | Oil & Gas Operator | Jun 2022 |
| 14 | Artex Oil Company | Marietta, OH 45750 | Oil & Gas Operator | Dec 2024 |
| 15 | Ascent Resources Utica LLC | Oklahoma City, OK 73116 | Oil & Gas Operator | Jun 2025 |
| 16 | Atlas Energy Group Inc | Uniontown, OH 44685-9575 | Oil & Gas Operator | Dec 2011 |
| 17 | Atlas Noble LLC | Fort Worth, TX 76116-5423 | Oil & Gas Operator | Jun 2020 |
| 18 | Atwood Resources Inc | Houston, TX 72151 | Oil & Gas Operator | Dec 1993 |
| 19 | Ava Gas Corp | Columbus, OH 43215 | Oil & Gas Operator | Dec 2013 |
| 20 | Aw Tipka Oil & Gas Inc | Dover, OH 44622 | Oil & Gas Operator | Dec 2024 |
| 21 | Baird Bros Sawmill Inc | Canfield, OH 44406 | Oil & Gas Operator | Dec 2012 |
| 22 | Bakerwell Inc | Killbuck, OH 44637 | Oil & Gas Operator | Dec 2024 |
| 23 | Ball Resources Inc | Alliance, OH 44601 | Oil & Gas Operator | Dec 2001 |
| 24 | Bar-G Oil & Gas | New Concord, OH 43762 | Oil & Gas Operator | Dec 2016 |
| 25 | Belden & Blake Corporation | North Canton, OH 44720 | Oil & Gas Operator | Dec 2016 |
| 26 | Benatty Corp., The | Cambridge, OH 43725-1002 | Oil & Gas Operator | Dec 1996 |
| 27 | Berea Oil & Gas Corp | Buffalo, NY 14202 | Oil & Gas Operator | Dec 2002 |
| 28 | Berry James E | Cambridge, OH 43725 | Oil & Gas Operator | Dec 1996 |
| 29 | Big Sky Energy Inc | New Concord, OH 43762 | Oil & Gas Operator | Dec 2024 |
| 30 | Bower Oil & Gas LLC | Uhrichsville, OH 44683 | Oil & Gas Operator | Dec 2023 |
| 31 | Brilex LLC | Millersburg, OH 44654 | Oil & Gas Operator | Dec 2024 |
| 32 | Broad Street Energy Company | Columbus, OH 43204 | Oil & Gas Operator | Dec 2014 |
| 33 | Brown Phillip H Jr. Corporatio | Lowell, OH 45744 | Oil & Gas Operator | Dec 2002 |
| 34 | Buckeye Oil Producing Co. | Wooster, OH 44691-129 | Oil & Gas Operator | Dec 2024 |
| 35 | Butcher Energy Corp | Newark, OH 43055 | Oil & Gas Operator | Dec 2014 |
| 36 | Cameron Brothers | Zanesville, OH 43701 | Oil & Gas Operator | Dec 1995 |
| 37 | Cameron Production Co Inc | Zanesville, OH 43701 | Oil & Gas Operator | Dec 2024 |
| 38 | Carless Resources Inc | Cambridge, OH 43725 | Oil & Gas Operator | Dec 1997 |
| 39 | Carrizo (Utica) LLC | Houston, TX 77002 | Oil & Gas Operator | Dec 2017 |
| 40 | Cavendish Petro Of Oh Inc | Zanesville, OH 43701 | Oil & Gas Operator | Dec 1989 |
| 41 | Cgas Exploration | Charleston, WV 25301 | Oil & Gas Operator | Dec 2006 |
| 42 | Chesapeake Appalachia, LLC | Oklahoma City, OK 73118 | Oil & Gas Operator | Sep 2025 |
| 43 | Chesapeake Exploration LLC | Oklahoma City, OK 731540496 | Oil & Gas Operator | Jul 2020 |
| 44 | Chevron Appalachia, LLC | Corapolis, PA 15108 | Oil & Gas Operator | Jul 2020 |
| 45 | Chris Oil Co | Cambridge, OH 43725 | Oil & Gas Operator | Nov 2008 |
| 46 | Christa Oil Co | Cumberland, OH 43732 | Oil & Gas Operator | Nov 1999 |
| 47 | Columbia Gas Transmission, LLC | Charleston, WV 25314 | Oil & Gas Operator | Dec 2021 |
| 48 | Consolidated Res Of Amer | Cincinnati, OH 45208 | Oil & Gas Operator | Dec 1996 |
| 49 | Cumberland Exploration | Cleveland, OH 44111 | Oil & Gas Operator | Dec 1985 |
| 50 | D&D Energy Company | N.Canton, OH 44721 | Oil & Gas Operator | Dec 2020 |
| 51 | David A Waldron & Assoc | Wooster, OH 44691 | Oil & Gas Operator | Dec 2016 |
| 52 | David R Hill Inc | Byesville, OH 43723 | Oil & Gas Operator | Dec 2024 |
| 53 | Deer Creek Inc | Cambridge, OH 43725 | Oil & Gas Operator | Dec 2019 |
| 54 | Derby Oil & Gas Corp | Cumberland, OH 43732 | Oil & Gas Operator | Dec 1986 |
| 55 | Derby Operating Corp | Wooster, OH 44691 | Oil & Gas Operator | Dec 2024 |
| 56 | Dever Linda K | Norwalk, OH 43767 | Oil & Gas Operator | Dec 2024 |
| 57 | Devon Energy Production Company, L.P. | Oklahoma City, OK 73102 | Oil & Gas Operator | Dec 2025 |
| 58 | Diversified Production LLC | Keithville, LA 71047 | Oil & Gas Operator | Dec 2025 |
| 59 | Dominion East Ohio | North Canton, OH 44720 | Oil & Gas Operator | Dec 2023 |
| 60 | Dover Atwood Corp. | Massillon, OH 44646 | Oil & Gas Operator | Dec 2024 |
| 61 | Dupke Roger Oil Co Inc | Reno, OH 45773 | Oil & Gas Operator | Dec 2004 |
| 62 | Dusty Drilling & Producing Corp | New Lexington, OH 43764-1552 | Oil & Gas Operator | Dec 2005 |
| 63 | Eap Ohio LLC | Oklahoma City, OK 73134-2646 | Oil & Gas Operator | Jun 2025 |
| 64 | Eastern Amer Energy Corp | Charleston, WV 25304 | Oil & Gas Operator | Dec 2006 |
| 65 | Eastern States Oil & Gas, Inc. | Ravenna, OH 44266 | Oil & Gas Operator | Dec 2020 |
| 66 | Eastland Energy Group Inc | Byesville, OH 43723 | Oil & Gas Operator | Dec 2024 |
| 67 | Eclipse Resources I LP | Spring, TX 77389 | Oil & Gas Operator | Dec 2021 |
| 68 | Eclipse Resources-Ohio LLC | Morgantown, WV 26508 | Oil & Gas Operator | Dec 2020 |
| 69 | Eco Production LLC | Wooster, OH 44691-4683 | Oil & Gas Operator | Dec 2024 |
| 70 | Edco Drilling & Producing | MT Gilead, OH 43338 | Oil & Gas Operator | Dec 2006 |
| 71 | Energy Contractors, Inc. | Canal Wincheste, OH 43110 | Oil & Gas Operator | Dec 2019 |
| 72 | Energy Production, Inc. | Canton, OH 44711 | Oil & Gas Operator | Dec 2021 |
| 73 | Enervest Operating LLC | Houston, TX 77002 | Oil & Gas Operator | Dec 2025 |
| 74 | Enterprise Energy Corp | Cambridge, OH 43725 | Oil & Gas Operator | Dec 1985 |
| 75 | EOG Resources Inc | Midland, TX 79702 | Oil & Gas Operator | Dec 2025 |
| 76 | Eqt Production Company | Pittsburg, PA 15222 | Oil & Gas Operator | Sep 2025 |
| 77 | Everflow Eastern Partners LP | Canfield, OH 44406 | Oil & Gas Operator | Dec 2024 |
| 78 | Exco - North Coast Energy Inc | Kittanning, PA 16201 | Oil & Gas Operator | Dec 2018 |
| 79 | Expand Oper LLC | Morgantown, WV 26508 | Oil & Gas Operator | Sep 2025 |
| 80 | Flame Energy Co Inc | Dalton, OH 44618 | Oil & Gas Operator | Dec 2006 |
| 81 | G & O Resources LTD | Akron, OH 44311 | Oil & Gas Operator | Dec 2020 |
| 82 | G W F Corporation | Columbus, OH 43215 | Oil & Gas Operator | Dec 2003 |
| 83 | G-R Contracting Inc | Lewisville, OH 43754 | Oil & Gas Operator | Dec 2024 |
| 84 | Gaia Exploration LLC | Cumberland, OH 43732-9760 | Oil & Gas Operator | Dec 2023 |
| 85 | Genesis Resources LLC | Parkersburg, WV 26104 | Oil & Gas Operator | Dec 2019 |
| 86 | Geo Energy Inc | Dublin, OH 43017 | Oil & Gas Operator | Dec 1989 |
| 87 | Geopetro LLC | Worthington, OH 43085-2316 | Oil & Gas Operator | Sep 2025 |
| 88 | Gingerich Mike | McConnelsville, OH 43756 | Oil & Gas Operator | Dec 2010 |
| 89 | Green Gas Co | Wooster, OH 44691 | Oil & Gas Operator | Dec 2020 |
| 90 | Gulfport Appalachia LLC | Oklahoma City, OK 73114-2640 | Oil & Gas Operator | Jun 2025 |
| 91 | Gulfport Energy Corporation | Oklahoma City, OK 73114-5003 | Oil & Gas Operator | Aug 2025 |
| 92 | H & H Energy Of Ohio LTD | Zanesville, OH 43701 | Oil & Gas Operator | Dec 2024 |
| 93 | H & S Drilling Co Inc | Frazeysburg, OH 43822 | Oil & Gas Operator | Dec 2016 |
| 94 | H & S Operating Company Inc | Winesburg, OH 44690 | Oil & Gas Operator | Dec 2024 |
| 95 | H I Smith Oil & Gas Inc | Holmesville, OH 44633 | Oil & Gas Operator | Dec 2024 |
| 96 | Hess Ohio Developments LLC | Houston, TX 77010 | Oil & Gas Operator | Sep 2018 |
| 97 | Hi Snyder/Snyder Oil & Gas Inc | Dover, OH 44622 | Oil & Gas Operator | Dec 2019 |
| 98 | Hill William F | Millersburg, OH 44654 | Oil & Gas Operator | Dec 1993 |
| 99 | Hopco Resources Inc | Columbus, OH 43065 | Oil & Gas Operator | Dec 2024 |
| 100 | Hopewell Oil & Gas Development Company | Columbus, OH 43228 | Oil & Gas Operator | Dec 2019 |