| Business | Phone |
| Wetsch Construction 241 Railroad St Sw, Killdeer 58640 | (701) 764-5315 |
| Wetsch Construction Highway 200 E, Killdeer 58640 | (701) 764-5511 |
| Killdeer Mountain Contracting 196 109th Ave Nw, Killdeer 58640 | (701) 764-6245 |
| John Bang Construction Highway 22 S, Killdeer 58640 | (701) 764-5795 |
| K & F Construction 580 5th Ave Nw, Killdeer 58640 | (701) 764-5946 |