Montana Insulation Contractors
Looking for insulation contractors in Montana? Below are 10 top-rated insulation contractors serving Montana in 2026 — every one rated 4.0+ stars with 10 or more verified Google reviews. Compare ratings and review counts, then contact them directly by phone or website. No middleman, no lead fees.
Listings are sourced from public Google Business Profiles and sorted by rating. Are you a Montana insulation contractor? Add your business free below.
Spray Pros Insulation, LLC
3100 S Park City Rd, Laurel, MT 59044, USA
69 reviews
Reviews via Google
Big Mountain Insulators Inc.
260 Wilderness Ln, Whitefish, MT 59937, USA
59 reviews
Reviews via Google
NextGen Spray Foam Insulation
157 Conestoga Ct building b, Kalispell, MT 59901, USA
33 reviews
Reviews via Google
Klinefelter's Insulation
2412 13th St S, Great Falls, MT 59405, USA
24 reviews
Reviews via Google
Treasure State Insulation
19 Moonstone Court, Great Falls, MT 59404, USA
18 reviews
Reviews via Google
Bozeman Insulation
92 Black Hawk Ln H, Belgrade, MT 59714, USA
15 reviews
Reviews via Google
Helena Insulation
2900 N Roberts St, Helena, MT 59601, USA
22 reviews
Reviews via Google
Take Pride Insulation, LLC
106 Monica Ct, Belgrade, MT 59714, USA
13 reviews
Reviews via Google
CC Insulation & Urethane
Lockwood Rd, Billings, MT 59101, USA
11 reviews
Reviews via Google
Billings Insulation Service
534 Bonnie Ln, Billings, MT 59101, USA
36 reviews
Reviews via Google
Data sourced from Google Places. Updated April 12, 2026.
Hiring an Insulation Contractor in Montana
Buildermuse currently lists 10 insulation contractors in Montana, averaging 4.8 stars across 300 verified Google reviews. That is an unusually strong field — when nearly every firm clears 4.8 stars, response time and availability become the real differentiators, so call two or three rather than only the top result. Most of the crews above operate out of Belgrade, Billings, and Great Falls.
Montana requires construction contractor registration but does not require an exam. This is a registration system rather than a licensing system. Electrical and plumbing have separate licensing requirements. Confirm credentials with the Montana Department of Labor and Industry at (406) 444-6880 before work begins. Licenses renew on an annual cycle (January 1). Expect a $135 state application fee.
Labor is the biggest line item on most bids, and the Montana market sets the floor: construction workers here average $33.33 an hour — about $69,316 a year — across 38,556 workers statewide, per Bureau of Labor Statistics data. Use that figure as a sanity check when comparing quotes — a bid priced far below market labor rates usually means subcontracted or uninsured crews.
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