Maine Insulation Contractors
Looking for insulation contractors in Maine? Below are 10 top-rated insulation contractors serving Maine 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 Maine insulation contractor? Add your business free below.
Insulation of Maine, Inc.
936 US-1, Hancock, ME 04640, USA
29 reviews
Reviews via Google
Apollo Insulation LLC
61 Main St Suite C, Winthrop, ME 04364, USA
23 reviews
Reviews via Google
CJ Insulation
63 Castine Rd, Orland, ME 04472, USA
20 reviews
Reviews via Google
DH Insulation and Home Performance LLC
62 Academy Rd, Monmouth, ME 04259, USA
19 reviews
Reviews via Google
Casco Bay Insulation Inc.
84D Warren Ave, Westbrook, ME 04092, USA
18 reviews
Reviews via Google
Heartwood Insulation Company
1165 Turner Ridge Rd, Palermo, ME 04354, USA
16 reviews
Reviews via Google
Insulation Systems of Maine
20 Harris Ln, Richmond, ME 04357, USA
12 reviews
Reviews via Google
Seal It Insulation Systems
3 Rex Road, Topsham, ME 04086, USA
191 reviews
Reviews via Google
Evergreen Home Performance
315 Main St Suite 205, Rockland, ME 04841, USA
77 reviews
Reviews via Google
The Breathable Home
106 Green St, Augusta, ME 04330, USA
69 reviews
Reviews via Google
Data sourced from Google Places. Updated April 12, 2026.
Hiring an Insulation Contractor in Maine
Buildermuse currently lists 10 insulation contractors in Maine, averaging 5.0 stars across 474 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 Augusta, Hancock, and Monmouth.
Maine does not require a state-level general contractor license. Local jurisdictions may require permits and registration. Electrical and plumbing trades require state licensing. 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 Maine market sets the floor: construction workers here average $33.23 an hour — about $69,108 a year — across 36,538 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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