| Business | Phone |
| Ade Consultants 2747 1/2 Parkwood Dr, Grand Junction 81503 | (970) 243-8106 |
| Dgp Consulting Engineers Inc 2764 Compass Dr # 200, Grand Junction 81506 | (970) 241-0260 |
| Dgp-Consulting 2764 Compass Dr, Grand Junction 81506 | (970) 257-9737 |
| L J Lindauer Inc 802 Rood Ave, Grand Junction 81501 | (970) 241-0900 |