| Business | Phone |
| 2 Guys & A Hammer 10130 Wagner Rd, Calhan 80808 | (719) 541-3647 |
| Babcock Construction 34445 Harrisville Rd, Calhan 80808 | (719) 541-4100 |
| Westar Construction Co 24920 Highway 110, Calhan 80808 | (719) 683-5600 |
| Seifert Theel Llc 9515 N Log Rd, Calhan 80808 | (719) 749-0468 |
| Core Construction 13750 Fairplay Rd, Calhan 80808 | (719) 347-2350 |