| Bachman Drilling & Production Specialties Inc | 970-858-9002 | 1076 Sooner Ct | Fruita | CO | 81521 |
| Big A Well Service | 970-565-6586 | 5763 U S Hwy 160 | Cortez | CO | 81321 |
| Covington Drilling | 970-858-3879 | 1787 K-6/10 Rd | Fruita | CO | 81521 |
| Drilling Fluids Associates | 970-245-1288 | 3615 Ponderosa Way | Grand Junction | CO | 81506 |
| Excell Drilling Co | 970-332-3156 | N Of Wray | Wray | CO | 80758 |
| Frontier Drilling | 970-243-0493 | 737 Horizon Dr | Grand Junction | CO | 81506 |
| Hayes Petroleum Co Inc | 970-675-8491 | 226 E Main St | Rangely | CO | 81648 |
| Hersh Harry Well Drilling & Pump Service | 970-669-4096 | 9181 W County Road 38e | Loveland | CO | 80538 |
| Kramers Directional Drilling Inc | 970-856-7297 | 2403 U 50 Rd | Cedaredge | CO | 81413 |
| Quality Drilling Fluids Engineering | 970-353-3558 | 1220 11th Ave | Greeley | CO | 80631 |
| Sunco Trucking | 970-563-9529 | 17497 Hwy 172 | Ignacio | CO | 81137 |
| Vrbas Service | 970-725-3551 | 303 Maple | Hot Sulphur Springs | CO | 80451 |
