| Name | Address | City | ST | Postal | Phone | FAX | Email |
| DIETZLER CONSTRUCTION CORPORATION | 5027 COUNTY ROAD 37 | YODER | WY | 82244 | (307)333-7552 | | jdietzler@dietzlerconstruction.com;estimating@dietzlerco.com |
| JTL GROUP, INC. DBA KNIFE RIVER | PO BOX 20150 | CHEYENNE | WY | 82007 | (307)634-5455 | | kelly.churchill@kniferiver.com;ryan.drake@kniferiver.com;phillip.ostrander@kniferiver.com;carolyn.vasquez@kniferiver.com |
| KEYHOLE TECHNOLOGIES, LLC | 5700 W. POISON SPIDER ROAD | CASPER | WY | 82604 | (307)472-2103 | | estimating@keyholetech.com |
| OFTEDAL CONSTRUCTION, INC. | 2376 SEVEN MILE RD. | CASPER | WY | 82604 | (307)237-4499 | | estimating@oftedalconstruction.com;kbacklund@oftedalconstruction.com |
| PINE BLUFFS GRAVEL & EXCAVATING, INC. | 600 PARSON ST. | PINE BLUFFS | WY | 82082 | (307)245-3676 | | debbie@pbgravel.com |
| REIMAN CORP. | 2400 W. COLLEGE DR. | CHEYENNE | WY | 82007 | (307)632-8971 | | rbolkovatz@reimancorp.com;contracts@reimancorp.com |
| S & S BUILDERS, LLC | 400 ENTERPRISE AVE. | GILLETTE | WY | 82716 | (307)686-5659 | | estimating@ssbuildersllc.com;jlcalderon@ssbuildersllc.com;dhippen@ssbuildersllc.com |
| SIMON CONTRACTORS | 6215 CLEAR CREEK PKWY | CHEYENNE | WY | 82007 | (307)632-7900 | | larno@simonteam.com;zahlstrom1@simonteam.com;estimating@simonteam.com;jzimmerman@simonteam.com;kwoodhouse@simonteam.com |