| Business | Phone |
| Elk Well Svc Po Box 11617, Charleston 25339 | (304) 347-8536 |
| Ihs Energy 800 Byus Dr, Charleston 25311 | (304) 346-2080 |
| Key Energy Svc 2 Players Club Dr, Charleston 25311 | (304) 342-9700 |
| National Oilwell Varco 1314 Hansford St, Charleston 25301 | (304) 342-5193 |
| Oil & Gas Information Svc 2720 Pennsylvania Ave, Charleston 25302 | (304) 344-1884 |