| Company Name | Company Location | Company Type | Most Recent Production | |
|---|---|---|---|---|
| 1 | W K Frost Inc | Newark, OH 43055 | Oil & Gas Operator | Dec 2020 |
| 2 | Wallick Petroleum Co | Reynoldsburg, OH 43068 | Oil & Gas Operator | Dec 1994 |
| 3 | Warner Clifford E | Newark, OH 43055 | Oil Operator | Dec 2022 |
| 4 | Waterco Inc | Wooster, OH 44691 | Oil & Gas Operator | Dec 2000 |
| 5 | Welsh Hills Oil & Gas Co | Newark, OH 43055 | Oil & Gas Operator | Dec 1999 |
| 6 | Wheeler Michael D | Newark, OH 43055 | Oil & Gas Operator | Dec 2024 |
| 7 | Willey George | Newark, OH 43058 | Oil & Gas Operator | Dec 2024 |
| 8 | Witco Corporation | Newark, OH 43055 | Oil & Gas Operator | Dec 1995 |
| 9 | Wray-Vernau Partnership | Newark, OH 43055 | Oil & Gas Operator | Dec 1988 |