All 4 companies
A–Z by legal name| Company | Registry number | Registered | Status | City |
|---|---|---|---|---|
| COLMAN EQUIPMENT CO. | FB007131 | 1980-06-30 | Revoked | CASPER |
| DEVER EXPLORATION, INC. | FB007370 | 1980-10-14 | Revoked | CASPER |
| DOUBLE EAGLE PETROLEUM AND MINING CO. | FB007127 | 1980-06-27 | Revoked | CASPER |
| TYREX OIL COMPANY | FB007102 | 1980-06-05 | Inactive | CASPER |