| Company Name | City | License |
|---|---|---|
| Doors and Hardware Unlimited, Inc | Great Falls | |
| Alpha Overhead Door | Missoula | |
| On Point Landworks LLC | Alberton | |
| Kelley's Temporary Fencing | Polson | |
| Dennis Clark's Acoustical Ceilings LLC | Yakima | |
| Construction Supply, Inc. | Fargo | |
| KONE | Helena | |
| Evergreen Roofing & Construction | Belgrade | |
| Evergreen Roofing & Construction | Belgrade | |
| Cummins Sales and Service | Spokane | |
| Prospect Construction | Missoula | |
| Garden City Florascaping | Missoula | |
| Westec Construction | Longmont | |
| MT Energy | Missoula | |
| Greentech Renewables | Missoula | |
| Royal Landscape & Design | Missoula | |
| Helena Plans Exchange | Helena | |
| KLJ | Great Falls | |
| Northfork Builders | Bozeman | |
| Petra, Inc. | Meridian | |
| Northern Engineering & Consulting | Billings | |
| Wildhorse RV Resort | Big Arm | |
| Northern Rockies Engineering, Inc. | Sheridan | |
| IMPACT Drafting & Design, inc. | Bozeman | |
| SMA Architects | Helena | |
| Yellowstone National Park Lodges | Mammoth | |
| CTA Architects Engineers, Billings | Billings | |
| Pigman Builders | Hamilton |