| Business | Phone |
| Concrete Specialties 19549 Chambers Dr, Sterling 80751 | (970) 526-2777 |
| Cornerstone Construction Co 12391 County Road 29, Sterling 80751 | (970) 522-7993 |
| Cornerstone Construction Co 13900 Sunny Knolls Ln, Sterling 80751 | (970) 522-7993 |
| Dirt Dobbers Excavating 717 N 6th St, Sterling 80751 | (970) 522-9363 |
| K & K Roustabout Svc Llc 5462 County Road 55, Sterling 80751 | (970) 522-9635 |