
Your Full-Service Commercial Construction Contractors
Have a Project?
Your Full-Service Commercial Construction Contractors
Have a Project?
Your Full-Service Commercial Construction Contractors
Have a Project?
Your Full-Service Commercial Construction Contractors
Have a Project?
Your Full-Service Commercial Construction Contractors
Have a Project?
Your Full-Service Commercial Construction Contractors
Have a Project?
Your Full-Service Commercial Construction Contractors
Have a Project?
Your Full-Service Commercial Construction Contractors
Have a Project?Montana Commercial Construction Contractors
Western Interstate is a full-service general commercial contractor and construction manager serving the Missoula Valley, Bitterroot Valley, Flathead Valley and Western Montana for more than 30 years. We can complete your project as a general contractor, a construction manager or in a design/build role, accepting full responsibility of your construction project from land purchase to owner occupancy.

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