| Business | Phone |
| Allied Construction Po Box 1047, Lamar 81052 | (719) 336-4290 |
| Alpine Builders 323 Willow Valley Dr, Lamar 81052 | (719) 336-5919 |
| Camp & Currell Construction 601 Commercial St, Lamar 81052 | (719) 336-2225 |
| Daniels Construction Co 201 E Washington St, Lamar 81052 | (719) 336-2011 |
| Jay D Gruber Construction 103 S 3rd St, Lamar 81052 | (719) 336-4745 |
| Torres Construction 28000 Us Highway 287, Lamar 81052 | (719) 336-8221 |
| Torres Construction 28000 S Highway 287, Lamar 81052 | (719) 338-2221 |
| Southeastern Colorado Builders 7 Yucca Dr W, Lamar 81052 | (719) 336-9625 |