Hawaii Insulation Contractors
Looking for insulation contractors in Hawaii? Below are 7 top-rated insulation contractors serving Hawaii 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 Hawaii insulation contractor? Add your business free below.
Terrawatt
64-5254 Puanuanu Pl, Waimea, HI 96743, USA
44 reviews
Reviews via Google
Eco Foam Hawaii - Spray Foam Insulation
355 Hukilike St #110, Kahului, HI 96732, USA
20 reviews
Reviews via Google
Hawaii Home Pros
55-565 Naniloa Loop, Laie, HI 96762, USA
14 reviews
Reviews via Google
J&B Materials
2970 Mokumoa St, Honolulu, HI 96819, USA
30 reviews
Reviews via Google
Hawaii Unified
84-1170 Farrington Hwy Suite C-1, Waianae, HI 96792, USA
284 reviews
Reviews via Google
MRC Roofing LLC
1041 Puuwai St, Honolulu, HI 96819, USA
65 reviews
Reviews via Google
Protech Roofing LLC
1074 Mikole St # 4, Honolulu, HI 96819, USA
34 reviews
Reviews via Google
Data sourced from Google Places. Updated April 12, 2026.
Hiring an Insulation Contractor in Hawaii
Buildermuse currently lists 7 insulation contractors in Hawaii, averaging 4.9 stars across 491 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 Honolulu, Kahului, and Laie.
Hawaii requires licensing for all construction work. The state has relatively high insurance minimums. Contractors must also obtain a General Excise Tax license. Confirm credentials with the Hawaii Contractors License Board at (808) 586-3000 before work begins. Licenses renew on a two-year cycle (license issue date). Expect a $510 state application fee. At a minimum, ask for proof of $500,000 in general liability coverage and active workers' comp.
Labor is the biggest line item on most bids, and the Hawaii market sets the floor: construction workers here average $43.67 an hour — about $90,844 a year — across 39,167 workers statewide, per Bureau of Labor Statistics data. That puts Hawaii among the pricier construction labor markets in the country, so expect quotes to reflect it.
Other trades in Hawaii
Insulation Contractors in nearby states
Need materials for this trade? Browse suppliers →
Get Your Business Listed
Free listing. No credit card required. Reviewed within 48 hours.