| Business | Phone |
| Prairie Engineering 720 Western Ave # 204, Minot 58701 | (701) 852-6363 |
| Nesdahl Surveying & Engineerng 317 3rd St Nw, Minot 58703 | (701) 852-5256 |
| Mak Civil Support & Cnsltng 140 26th St Sw, Minot 58701 | (701) 838-1763 |
| Kadrmas Lee & Jackson 1810 4th Ave Nw, Minot 58703 | (701) 839-3383 |