| 1 | G & O Resources LTD | Akron, OH 44311 | Oil & Gas Operator | Dec 2020 |
| 2 | G & S Oil & Gas Inc | Parkersburg, WV 26101-5762 | Oil & Gas Operator | Dec 2015 |
| 3 | G W F Corporation | Columbus, OH 43215 | Oil & Gas Operator | Dec 2003 |
| 4 | G-D Oil & Gas Partnership | N Canton, OH 44721 | Oil & Gas Operator | Dec 2019 |
| 5 | G-R Contracting Inc | Lewisville, OH 43754 | Oil & Gas Operator | Dec 2024 |
| 6 | G-R-F Energy, Inc | Kenton, OH 43326 | Oil & Gas Operator | Dec 1994 |
| 7 | Gaia Exploration LLC | Cumberland, OH 43732-9760 | Oil & Gas Operator | Dec 2023 |
| 8 | Gallwitz Ray Stephen | Walhonding, OH 43843 | Oil Operator | Dec 2024 |
| 9 | Gao Holdings Inc | Cortland, OH 44410 | Oil & Gas Operator | Dec 2024 |
| 10 | Garver Oil LLC | Mansfield, OH 44907 | Oil & Gas Operator | Dec 2022 |
| 11 | Gas & Oil Pipe Supply | Millersburg, OH 44654 | Oil & Gas Operator | Dec 2006 |
| 12 | Gas Acquisition Co LTD | Akron, OH 44308 | Oil & Gas Operator | Dec 2017 |
| 13 | Gas Enterprise Company Inc | Wingett Run, OH 45789 | Oil & Gas Operator | Dec 2024 |
| 14 | Gasearch Inc | Girard, OH 44420 | Oil & Gas Operator | Dec 1985 |
| 15 | Ge Consumer & Industrial | Louisville, KY 40225 | Oil & Gas Operator | Dec 2006 |
| 16 | Geitgey Donald W Jr | N Canton, OH 44721 | Oil & Gas Operator | Dec 2024 |
| 17 | Gemak Exp Inc | Dayton, OH 45414 | Oil Operator | Dec 1998 |
| 18 | Genesis Resources LLC | Parkersburg, WV 26104 | Oil & Gas Operator | Dec 2019 |
| 19 | Geo Energy Inc | Dublin, OH 43017 | Oil & Gas Operator | Dec 1989 |
| 20 | Geo Kat LLC | Millersport, OH 43046 | Oil & Gas Operator | Dec 2024 |
| 21 | Geopetro Inc | Worthington, OH 43085 | Oil & Gas Operator | Dec 1994 |
| 22 | Geopetro LLC | Worthington, OH 43085-2316 | Oil & Gas Operator | Oct 2025 |
| 23 | George W Plant Drilling | Corning, OH 43730 | Oil Operator | Dec 2024 |
| 24 | Geostrata Inc | Chagrin Falls, OH 44022 | Oil & Gas Operator | Dec 1993 |
| 25 | Giant Petroleum Corp | Jefferson, OH 44047 | Oil & Gas Operator | Dec 1990 |
| 26 | Gilbert Oil Co | Ravenna, OH 44266 | Oil & Gas Operator | Dec 1988 |
| 27 | Gilmour Academy Corp | Gates Mills, OH 44040 | Oil & Gas Operator | Dec 2024 |
| 28 | Gingerich Mike | McConnelsville, OH 43756 | Oil & Gas Operator | Dec 2010 |
| 29 | Glacier Energy Corp | Bellevue, WA 98004 | Oil & Gas Operator | Dec 1991 |
| 30 | Gleneayre Resources Inc | Reno, OH 45773 | Oil & Gas Operator | Dec 1990 |
| 31 | GM/Delphi Packard Elec. | Warren, OH 44486 | Oil & Gas Operator | Dec 1995 |
| 32 | Goehler Oil & Gas LLC | Cortland, NY 13045 | Oil & Gas Operator | Dec 2021 |
| 33 | Gomez Stella M | Warsaw, OH 43844 | Oil & Gas Operator | Dec 2010 |
| 34 | Gonzoil Inc | Canton, OH 44718-1806 | Oil & Gas Operator | Dec 2018 |
| 35 | Goodyear Tire & Rubber | Akron, OH 44316 | Oil & Gas Operator | Dec 2008 |
| 36 | Gordon Energy Corp | Woodsfield, OH 43793 | Oil & Gas Operator | Dec 1991 |
| 37 | Gormley Joseph A | Zanesville, OH 43701 | Oil & Gas Operator | Dec 2018 |
| 38 | Gossett, Henry O., Jr. | Longview, TX 75606 | Oil & Gas Operator | Dec 2001 |
| 39 | Gradall Co | New Philadelphi, OH 44663 | Oil & Gas Operator | Dec 2024 |
| 40 | Graham-Michaelis Corporation | Wichita, KS 67201 | Oil & Gas Operator | Dec 2010 |
| 41 | Graymarr LLC | Graysville, OH 45734 | Oil & Gas Operator | Dec 2024 |
| 42 | Great Plains Exploration LLC | Mentor, OH 44060 | Oil & Gas Operator | Dec 2016 |
| 43 | Green Energy Inc | Wooster, OH 44691 | Oil & Gas Operator | Dec 2024 |
| 44 | Green Gas Co | Wooster, OH 44691 | Oil & Gas Operator | Dec 2020 |
| 45 | Greenbrier Energy Inc | Marietta, OH 45750 | Oil & Gas Operator | Dec 2024 |
| 46 | Greenland Petroleum Co | Belle Valley, OH 43717 | Oil & Gas Operator | Dec 1991 |
| 47 | Greenwood James W | New Matamoras, OH 45767 | Oil & Gas Operator | Dec 2014 |
| 48 | Greenwood Oil LLC | Marietta, OH 45750 | Oil & Gas Operator | Dec 2024 |
| 49 | Gregg Price Corp | Dover, OH 44622 | Oil & Gas Operator | Dec 2014 |
| 50 | Gress Oil & Gas | Coshocton, OH 43812 | Oil & Gas Operator | Dec 2024 |
| 51 | Grim Paul A | Logan, OH 43138-9445 | Oil & Gas Operator | Dec 2020 |
| 52 | Grimsby Exploration Inc | Canton, OH 44709 | Oil & Gas Operator | Dec 2018 |
| 53 | Group Maintenance Corp | Jefferson, OH 44047 | Oil & Gas Operator | Dec 2012 |
| 54 | Guardian Management Inc | Marion, OH 43302 | Oil & Gas Operator | Dec 1997 |
| 55 | Guernsey Petroleum Corporation | Atlanta, GA 30318 | Oil & Gas Operator | Nov 1997 |
| 56 | Gulfport Appalachia LLC | Oklahoma City, OK 73114-2640 | Oil & Gas Operator | Sep 2025 |
| 57 | Gulfport Energy Corporation | Oklahoma City, OK 73114-5003 | Oil & Gas Operator | Aug 2025 |
| 58 | GWB Oil & Gas LLC | Marietta, OH 45750 | Oil & Gas Operator | Dec 2024 |