| 101 | Jonsu Oil Corp | Granville, OH 43023 | Oil & Gas Operator | Dec 1994 |
| 102 | Kleese Development Associates | Youngstown, OH 44514 | Oil & Gas Operator | Dec 2024 |
| 103 | KST Oil & Gas Co Inc | Tallmadge, OH 44278-1142 | Oil & Gas Operator | Dec 1995 |
| 104 | Larry H Wright Inc | Naples, FL 34108-2156 | Oil & Gas Operator | Dec 1993 |
| 105 | Legacy Ogc LLC | Erie, PA 16509 | Oil & Gas Operator | Dec 2025 |
| 106 | Leslie Oil & Gas Co Inc | Zanesville, OH 43701 | Oil & Gas Operator | Dec 1991 |
| 107 | Levengood Oil & Gas(Us)In | Dover, OH 44621-2900 | Oil & Gas Operator | Dec 1997 |
| 108 | Loma Enterprises Inc | Cortland, OH 44410 | Oil & Gas Operator | Dec 1998 |
| 109 | M & M Royalty LTD | North Canton, OH 44720 | Oil & Gas Operator | Dec 2016 |
| 110 | M & R Investments Ohio LLC | Birmingham, AL 35238 | Oil & Gas Operator | Dec 2019 |
| 111 | Moore Well Services Inc | Mogadore, OH 44260 | Oil & Gas Operator | Dec 2024 |
| 112 | Morain Coating & Construc | Niles, OH 44446 | Oil & Gas Operator | Dec 1997 |
| 113 | NCL Natural Resources LLC | Spring, TX 77381-5261 | Oil & Gas Operator | Dec 2017 |
| 114 | Noble Oil Corp | Columbus, OH 43229 | Oil & Gas Operator | Dec 1996 |
| 115 | Northeastern Energy | Warren, OH 44484 | Oil & Gas Operator | Dec 1991 |
| 116 | Northwood Energy Corp | Columbus, OH 43221 | Oil & Gas Operator | Sep 2025 |
| 117 | Nucomer Energy LLC | Erie, PA 16510 | Oil & Gas Operator | Dec 2025 |
| 118 | Nugen James B | Reynoldsburg, OH 43068 | Oil & Gas Operator | Dec 1989 |
| 119 | Ohio L & M Company Inc | Marietta, OH 45750 | Oil & Gas Operator | Dec 2008 |
| 120 | Ohio Oil & Gas | Fowler, OH 44418 | Oil & Gas Operator | Dec 1988 |
| 121 | Ohio Valley Energy Systems Corp | Austintown, OH 44515 | Oil & Gas Operator | Dec 2024 |
| 122 | Ows Acquisition Co LLC | Louisville, OH 44641 | Oil & Gas Operator | Dec 2024 |
| 123 | Oxford Oil | Zanesville, OH 43702 | Oil & Gas Operator | Dec 2012 |
| 124 | P & S Energy Inc | Mineral Ridge, OH 44440 | Oil & Gas Operator | Dec 2019 |
| 125 | Pac Drilling LLC | Bolivar, OH 44612 | Oil & Gas Operator | Dec 2024 |
| 126 | Parker Hannifin Corporation | Ravenna, OH 44266 | Oil & Gas Operator | Dec 2024 |
| 127 | Parrot Energy Company | Cortland, OH 44410 | Oil & Gas Operator | Dec 2024 |
| 128 | Partners Petroleum Inc | Independence, OH 44131 | Oil & Gas Operator | Dec 1988 |
| 129 | Petro Drilling Corp | Columbus, OH 43229 | Oil & Gas Operator | Dec 1993 |
| 130 | Petrox, Inc | Streetsboro, OH 44241 | Oil & Gas Operator | Dec 2024 |
| 131 | Pettigrew Pumping Service Inc | Ravenna, OH 44266 | Oil & Gas Operator | Dec 2024 |
| 132 | Pin Oak Energy Partners LLC | Akron, OH 44311 | Oil & Gas Operator | Dec 2025 |
| 133 | Pin Oak Petroleum Inc | Dallas, TX 75251 | Oil & Gas Operator | Dec 1989 |
| 134 | Pioneer Resources Inc | Phillipsburg, KS 67661 | Oil & Gas Operator | Oct 2020 |
| 135 | Pipes Pursie E | MT Vernon, IL 62864 | Oil & Gas Operator | Dec 2014 |
| 136 | Portage Resources Inc | Warren, OH 44484 | Oil & Gas Operator | Dec 2015 |
| 137 | Power Gas Marketing & Trans | Akron, OH 44311-1057 | Oil & Gas Operator | Dec 2005 |
| 138 | Power Resour Oper Co Inc | Canton, OH 44718 | Oil & Gas Operator | Dec 2005 |
| 139 | Pyramid Oil & Gas Co | Lake Geneva, WI 53147 | Oil & Gas Operator | Dec 2005 |
| 140 | Range Operating Company | Fort Worth, TX 76102 | Oil & Gas Operator | Apr 2000 |
| 141 | Range Resources Appalachia LLC | Canonsburg, PA 15317 | Oil & Gas Operator | Dec 2025 |
| 142 | Ray Pander Trucking Inc | Bolivar, OH 44612 | Oil & Gas Operator | Dec 1998 |
| 143 | Resource America Inc | Uniontown, OH 44685 | Oil & Gas Operator | Dec 2011 |
| 144 | Rmi Company | Niles, OH 44446 | Oil & Gas Operator | Dec 1984 |
| 145 | Royal Petroleum Prop Inc | Woodville, OH 43469 | Oil & Gas Operator | Dec 1990 |
| 146 | Sabre Energy Corporation | Lore City,, OH 43755 | Oil & Gas Operator | Dec 2017 |
| 147 | Seagull Development Corp | Massillon, OH 44646-7436 | Oil & Gas Operator | Dec 2015 |
| 148 | Sound Energy Co Inc | Dover, OH 44622 | Oil & Gas Operator | Sep 2025 |
| 149 | Spencer Resources Inc | Richmond, VA 23225 | Oil & Gas Operator | Dec 1993 |
| 150 | Spiller, H. G. | San Antonio, TX 78213 | Oil & Gas Operator | Oct 1993 |
| 151 | Stephen J Svetlak LLC | Canton, OH 44718 | Oil & Gas Operator | Dec 2024 |
| 152 | Stryker Energy LLC | Mayfield VIllag, OH 44143 | Oil & Gas Operator | Dec 2018 |
| 153 | Summit Petroleum Inc | Twinsburg, OH 44087 | Oil & Gas Operator | Dec 2024 |
| 154 | Target Engery Corp | Brecksville, OH 44141 | Oil & Gas Operator | Dec 1992 |
| 155 | Tatco Petroleum Oper Inc | Canton, OH 44735 | Oil & Gas Operator | Dec 1989 |
| 156 | TGX Corporation | Houston, TX 77002 | Oil & Gas Operator | Sep 2004 |
| 157 | Thomas Steel Strip Corp | Warren, OH 44485 | Oil & Gas Operator | Dec 2024 |
| 158 | Tipka William N | Dover, OH 44622 | Oil & Gas Operator | Dec 1988 |
| 159 | Titan Energy Corp | Thomasville, AL 36784 | Oil & Gas Operator | Sep 2019 |
| 160 | Torent Oil & Gas Co | Canfield, OH 44406 | Oil & Gas Operator | Dec 2001 |
| 161 | Transfuel Resources Co | Houston, TX 77215 | Oil & Gas Operator | Aug 2013 |
| 162 | Trumbull Resources | Mineral Ridge, OH 44440 | Oil & Gas Operator | Dec 2016 |
| 163 | TW Oil LLC | Fordsville, KY 42343 | Oil & Gas Operator | Dec 2024 |
| 164 | Twinoaks Oil & Gas Co | Newark, OH 43058 | Oil & Gas Operator | Dec 2024 |
| 165 | Unregistered Owner | Columbus, OH 43229 | Oil & Gas Operator | Dec 2008 |
| 166 | Us Energy Oh LLC | Rural Valley, PA 16249 | Oil & Gas Operator | Dec 2024 |
| 167 | Vanguard Oil & Gas LLC | East Lansing, MI 48826 | Oil & Gas Operator | Dec 2024 |
| 168 | Veres DR Frank G | Warren, OH 44483 | Oil & Gas Operator | Dec 1986 |
| 169 | Viking Resources LLC | Uniontown, OH 44685 | Oil & Gas Operator | Dec 2017 |
| 170 | Vortex Energy LLC | Cambridge, OH 43725-9755 | Oil & Gas Operator | Dec 2023 |
| 171 | Waldron David A | Wooster, OH 44691 | Oil & Gas Operator | Dec 2003 |
| 172 | Waterco Inc | Wooster, OH 44691 | Oil & Gas Operator | Dec 2000 |
| 173 | Wayne Hammond Enterprises Inc | Bolivar, OH 44612 | Oil & Gas Operator | Dec 2024 |
| 174 | Weinsz Oil & Gas Inc | North Canton, OH 44720 | Oil & Gas Operator | Dec 2003 |
| 175 | Western Hemisphere Group | Buffalo, NY 14218 | Oil & Gas Operator | Dec 1993 |
| 176 | White J P | Rock Creek, OH 44084 | Oil & Gas Operator | Dec 1989 |
| 177 | Wilkes Energy Inc | Akron, OH 44308 | Oil & Gas Operator | Dec 2022 |
| 178 | William S Miller Inc | Hanoverton, OH 44423 | Oil & Gas Operator | Dec 2024 |
| 179 | WNT Operating Inc | Dover, OH 44622 | Oil & Gas Operator | Dec 2001 |
| 180 | Yei Inc | Columbus, OH 43214 | Oil & Gas Operator | Dec 1988 |
| 181 | Youngstown Steel Equipment Sales | Pittsburgh, PA 15238 | Oil & Gas Operator | Dec 2024 |