Best Insulation Contractors in Seattle

Why These Insulation Contractors?

Our goal is to connect people with the best local experts. We scored Seattle Insulation Contractors on more than 25 variables across five categories, and analyzed the results to give you a hand-picked list of the best.

Reviewed Curated Top Picks 140 86 7

Our Selection Criteria:

  • 1. Availability

    Consistently approachable and responsive, so customers never feel ignored.

  • 2. Qualifications

    Building customer confidence with licensing, accreditations, and awards.

  • 3. Reputation

    A history of delighted customers and outstanding service.

  • 4. Experience

    Masters of their craft, based on years of practical experience and education.

  • 5. Professionalism

    Providing service with honesty, reliability, and respect.

Read more about our selection process

Clean Crawls

Clean Crawls is a leading crawlspace and attic weatherization and pest control provider located in Seattle, Washington that is proud to be a 10-year winner of the Angie's List Super Service Award. They were founded with a mission to provide quality services that give their clients the peace of mind associated with a healthy and clean living space. The team of specialists provide many services including attic and crawlspace insulation replacement and removal, vapor barrier removal and replacement, air sealing, crawlspace and attic deodorizing, heat duct and water pipe wrapping and insulation, pest control solutions, and eco-friendly options like spray foam, cotton batts, and cellulose blow-in.

Seattle, WA 98103


Legacy Roofing Northwest

Legacy Roofing Northwest, a division of America 1st Roofing & Builders, Inc., is located in Mukilteo, Washington and was first established in 1986. Since their founding, they have maintained a superior level and standard for excellence, safety, craftsmanship, and customer service. They provide a variety of services including insulation installation and removal, skylight fitting, gutter services, and various roofing services. Legacy Roofing Northwest prides themselves on the benefits of their services to their clients such as energy conservation, cost-saving, and fire, mold, and insect resistance. Their website offers many useful resources including a free estimate link, a services breakdown with descriptions, and their in-house Gold Standard warranty information.

Mukilteo, WA 98275


Precision Acoustical LLC

Precision Acoustical LLC is a commercial soundproofing and acoustic services company located in Federal Way, Washington that has more than 40 years of experience. Owner Melvin Smith has been a part of the industry for many decades, and has maintained a genuine pride for his trade, which really sets him apart from his local competitors. The company provides services such as ceiling insulation, suspended acoustical ceilings, seismic upgrades, sound baffles, drywall grids, soundproofing, and fiberglass resin panels. Their services are all offered with warranties and a complete satisfaction guarantee, and referrals are available upon request.

Federal Way, WA 98023


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