| Business | Phone |
| Advantage Construction & Roof Billings 59101 | (406) 591-5418 |
| Vold Construction Inc 1629 Dickie Rd, Billings 59101 | (406) 661-7022 |
| Commercial Building Systems Billings 59102 | (406) 651-9256 |
| Commercial Building Systems Billings 59101 | (307) 651-9256 |
| Roods Construction 6512 Pryor Rd, Billings 59101 | (406) 259-9076 |