| Business | Phone |
| Westergard Construction Po Box 389, Challis 83226 | (208) 879-4493 |
| Tupper Construction Highway 93 N, Challis 83226 | (208) 879-5550 |
| Crist Design Skyline Dr, Challis 83226 | (208) 879-5965 |
| Dubois Construction & Paint Challis 83226 | (208) 879-4255 |
| Lone Pine Construction Lone Pine Rd, Challis 83226 | (208) 879-2929 |
| Mac Kenzie Construction Highway 93 S Mile Post 158, Challis 83226 | (208) 879-4922 |