| Name | Address | City | ST | Postal | Phone | FAX | Email |
| ADVANCED ELECTRICAL CONTRACTING, INC. | 1663 COMMERCIAL AVE. | SHERIDAN | WY | 82801 | (307)751-1528 | | estimating@aeciwy.com;office@aeciwy.com |
| BARNUM, INC. | 183 US HIGHWAY 16 EAST | BUFFALO | WY | 82834 | (307)684-5365 | | jerrica@barnuminc.com;wendi@barnuminc.com |
| CASPER ELECTRIC, INC. | 3150 E. YELLOWSTONE HWY. | CASPER | WY | 82609 | (307)237-3003 | | casperelectric@casperelectric.biz;Ryan@casperelectric.biz |
| KEYHOLE TECHNOLOGIES, LLC | 5700 W. POISON SPIDER ROAD | CASPER | WY | 82604 | (307)472-3140 | | estimating@keyholetech.com;office@keyholetech.com |
| MODERN ELECTRIC CO. | 246 W 1ST STREET | CASPER | WY | 82601 | (307)266-1711 | | gvignaroli@modern-electric.com;twalters@modern-electric.com |
| S & S BUILDERS, LLC | 400 ENTERPRISE AVE. | GILLETTE | WY | 82716 | (307)686-5659 | | estimating@ssbuildersllc.com;jlcalderon@ssbuildersllc.com;dhippen@ssbuildersllc.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; |
| WESCOM INC. | 1209 ENERGY ST. | GILLETTE | WY | 82716 | (307)660-9473 | | chad.bruckelmyer@wescominc.com;jostyn.lewis@wescominc.com |