| Business | Phone |
| West Valley Contracting Inc 1910 N 11th St, Bismarck 58501 | (701) 250-7850 |
| Upper Plains Contracting 1244 Beech St, Bismarck 58504 | (701) 323-7667 |
| T & C Contracting 5500 Southview Ln, Bismarck 58501 | (701) 222-2527 |
| Professional Contractors Inc 806 N Washington St, Bismarck 58501 | (701) 355-4191 |