| Name | Address | City | ST | Postal | Phone | FAX | Email |
| BARNUM, INC. | 183 US HIGHWAY 16 EAST | BUFFALO | WY | 82834 | (307)684-5365 | | jerrica@barnuminc.com;wendi@barnuminc.com |
| DEBERNARDI CONSTRUCTION COMPANY, INC. | 514 G STREET | ROCK SPRINGS | WY | 82901 | (307)382-8034 | | mainoffice@dccwyo.com |
| KILGORE COMPANIES, LLC DBA LEWIS & LEWIS, INC. | 370 A BLAIRTOWN RD. | ROCK SPRINGS | WY | 82901 | (307)362-7948 | | tomi.noyes@lewisandlewisinc.com;justin.reed@lewisandlewisinc.com |
| MCGARVIN-MOBERLY CONSTRUCTION CO. | 1001 HWY 20 NORTH | WORLAND | WY | 82401 | (307)347-4268 | | e.skretteberg@mcgarvinmoberly.com |