Missouri Insulation Contractors
Looking for insulation contractors in Missouri? Below are 10 top-rated insulation contractors serving Missouri 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 Missouri insulation contractor? Add your business free below.
Foam Co.
4515 Towne Ct, St Peters, MO 63304, USA
161 reviews
Reviews via Google
West County Insulation
2055 Craigshire Dr Suite 401, St. Louis, MO 63146, USA
138 reviews
Reviews via Google
Affordable Insulation
321 E Sunshine St Suite 194, Springfield, MO 65807, USA
125 reviews
Reviews via Google
iFOAM Insulation of O'Fallon
949 W Terra Ln, O'Fallon, MO 63366, USA
123 reviews
Reviews via Google
Springfield Insulation LLC.
1002 N Bittersweet Ct, Nixa, MO 65714, USA
41 reviews
Reviews via Google
Missouri Spray Foam Insulation
230 Bellevue St, Cape Girardeau, MO 63701, USA
28 reviews
Reviews via Google
Missouri Spray Foam Insulation
210 Chesterfield Industrial Blvd, Chesterfield, MO 63005, USA
25 reviews
Reviews via Google
LRC Insulation
705 E 5th St, Eldon, MO 65026, USA
13 reviews
Reviews via Google
Koala Insulation of Gateway West & Metro East IL
13590 NW Industrial Dr, Bridgeton, MO 63044, USA
542 reviews
Reviews via Google
Koala Insulation of St. Louis
11139 S Towne Square, St. Louis, MO 63123, USA
452 reviews
Reviews via Google
Data sourced from Google Places. Updated April 12, 2026.
Hiring an Insulation Contractor in Missouri
Buildermuse currently lists 10 insulation contractors in Missouri, averaging 5.0 stars across 1,648 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 St. Louis, Bridgeton, and Cape Girardeau.
Missouri does not require a state-level general contractor license. St. Louis, Kansas City, and other municipalities handle all contractor licensing. Requirements vary significantly between jurisdictions. With no statewide license for this work, checking city and county requirements — plus active insurance — falls on you as the hiring party.
Labor is the biggest line item on most bids, and the Missouri market sets the floor: construction workers here average $36.17 an hour — about $75,244 a year — across 149,341 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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