Insulation contractors in Washington
Find insulation contractors across Washington. Use the city pages below to compare local pros, or scroll down to see the top-rated contractors statewide.
Browse insulation contractors by city in Washington
Choose a city to compare insulation contractors near you.
Seattle, WA
Spokane, WA
Tacoma, WA
Olympia, WA
Everett, WA
Kennewick, WA
Bellingham, WA
Wenatchee, WA
Yakima, WA
Top-rated insulation contractors in Washington
These are the highest-rated insulation contractors across all cities we track in Washington.
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Insulation Co
1420 E Pine St, Seattle, WA 98122
Insulation Co. LLC provides attic and crawl space cleaning and insulation services in Seattle, WA, with a broad range of insulation and related home comfort services. Reviews highlight professional, clear communication and high-quality workmanship.
Services offered
Reviewer highlights
Trust signals
From reviews & website
“Jo sent the estimate and the guys came out a few weeks later to do the job.”
review: Shows responsiveness and scheduling.
Workmanship
Excellent
Communication
Excellent
Scheduling
Good
Cleanup
Ask during quoting
316 Insulation of Olympia
5.0-rated Olympia insulation contractor offering spray foam, attic, crawl space insulation, insulation assessments, and commercial services with clear, user-friendly information.
Services offered
Reviewer highlights
Trust signals
From reviews & website
“explains Spray Foam Insulation benefits well and appears knowledgeable, reliable, and customer-focused”
review: Supports trust signals of knowledge, reliability, and customer focus
Workmanship
Ask for references
Communication
Excellent
Scheduling
Ask during quoting
Cleanup
Ask during quoting
SPF Insulation
No direct homeowner-facing evidence for SPF Insulation is provided in the supplied materials.
Workmanship
Ask for references
Communication
Not enough data
Scheduling
Ask during quoting
Cleanup
Ask during quoting
Arrow Insulation
5.0-rated insulation contractor in Everett, specializing in attic and crawl space insulation with on-time service and thorough cleanup.
Services offered
Reviewer highlights
Trust signals
From reviews & website
“Jason was very knowledgeable helping me with all the details including handling of PSE rebates.”
review: Supports diagnostic approach and rebates handling
Workmanship
Ask for references
Communication
Excellent
Scheduling
Excellent
Cleanup
Excellent
A&G Active Insulation LLC
A&G Active Insulation is a small family-owned insulation contractor in Washington offering attic, wall, crawl space insulation, soundproofing, air & duct seals, rodent exclusion, and more, serving Whatcom, Skagit, Snohomish, King, and Island Counties with free estimates and a track record of quick, friendly installations.
Services offered
Reviewer highlights
Trust signals
From reviews & website
“Attic Insulation”
website: Shows one of the core services offered.
Workmanship
Excellent
Communication
Excellent
Scheduling
Excellent
Cleanup
Ask during quoting
East Valley Insulation, LLC
East Valley Insulation, LLC in Yakima, WA has five-star feedback for quick, friendly installations of a house fan, HVAC unit, and water heater, with indications of improved comfort and energy use.
Services offered
Reviewer highlights
Trust signals
From reviews & website
“We have had the BEST experience with this company.”
review: Strong positive sentiment about the provider.
Workmanship
Good
Communication
Not enough data
Scheduling
Ask during quoting
Cleanup
Ask during quoting
What to verify in Washington
Plan before you hire
These pages help you build a shortlist, but they don't replace a proper scope discussion with each contractor. If you're still deciding what work your home needs, start with the insulation planning guide and ROI calculator.