| Name | Address | City | ST | Postal | Phone | FAX | Email |
| AVAIL VALLEY CONSTRUCTION-WY, LLC | PO BOX 729 | AFTON | WY | 83110 | (307)885-0600 | | scott@availvalley.com;begbert@availvalley.com;estimate@availvalley.com |
| BARNUM, INC. | 183 US HIGHWAY 16 EAST | BUFFALO | WY | 82834 | (307)684-5365 | | jerrica@barnuminc.com;wendi@barnuminc.com |
| BITUMINOUS PAVING, INC. | PO BOX 6 | ORTONVILLE | MN | 56278 | (320)273-2113 | | billb@bpimn.com |
| CENTURY COMPANIES, INC. | 510 1ST AVE N | LEWISTOWN | MT | 59457 | (406)535-1200 | | estimating@centuryci.com |
| CROELL, INC. | PO BOX 1352 | SUNDANCE | WY | 82729 | (307)283-2221 | | bryson.gambrel@croell.com;estimating@croell.com |
| FISHER SAND & GRAVEL CO. | 3020 ENERGY DR. | DICKINSON | ND | 58602 | (701)456-9184 | | cthompson@fisherind.com |
| INDUSTRIAL BUILDERS, INC. | 1307 COUNTY RD 17 NORTH | FARGO | ND | 58078 | (701)282-4977 | | brian@industrialbuilders.com;chanson@industrialbuilders.com |
| INTERWEST SAFETY SUPPLY | 724 E 1860 | PROVO | UT | 84606 | (801)375-6321 | | test@example.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;samuel.colley@kniferiver.com;kevin.hoff@kniferiver.com |
| KEYHOLE TECHNOLOGIES, LLC | 5700 W. POISON SPIDER ROAD | CASPER | WY | 82604 | (307)472-3140 | | estimating@keyholetech.com;office@keyholetech.com |
| MCGARVIN-MOBERLY CONSTRUCTION CO. | 1001 HWY 20 NORTH | WORLAND | WY | 82401 | (307)347-4268 | | estimating@mcgarvinmoberly.com;b.barthelmess@mcgarvinmoberly.com |
| RIVERSIDE CONTRACTING, INC. | 5571 ALLOY SOUTH | MISSOULA | MT | 59808 | (406)721-9267 | | cassie@riversidecontracting.com;ddevous@riversidecontracting.com;kgkaufman@riversidecontracting.com;krehbein@riversidecontracting.com |
| S&L INDUSTRIAL LLC | 675 ROAD 7-1/2 | COWLEY | WY | 82420 | (307)548-2242 | | casey.schatz@wysli.com;barbara.rodriguez@wysli.com |
| SIMON CONTRACTORS | 6215 CLEAR CREEK PKWY | CHEYENNE | WY | 82007 | (307)632-7900 | | gbates@simonteam.com;estimating@simonteam.com;mjohnson1@simonteam.com;kwoodhouse@simonteam.com; |