Insulation contractors in San Jose, CA
Compare insulation contractors serving San Jose and the surrounding area. Review each contractor's services, ratings, and key details, then use the questions below to verify scope and pricing before booking estimates.
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Compare insulation contractors in San Jose
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Greenshield Insulation
3284 Edward Ave unit a, Santa Clara, CA 95054
Greenshield Insulation offers attic, wall, crawl space insulation and related services in the San Jose/Bay Area region, with 5-star reviews praising professionalism, punctuality, clean workmanship, and competitive pricing.
Services offered
Reviewer highlights
Trust signals
From reviews & website
“Attic Insulation”
website: Shows this service is offered.
Workmanship
Excellent
Communication
Excellent
Scheduling
Excellent
Cleanup
Excellent
Central California Insulation
405 Sunol St, San Jose, CA 95126
San Jose, CA-based Central California Insulation offers residential, commercial, and industrial insulation with energy-efficiency credentials and a history dating to 1958, backed by positive homeowner reviews.
Services offered
Reviewer highlights
Trust signals
From reviews & website
“Residential Insulation”
website: Shows insulation services offered for homes.
Workmanship
Good
Communication
Excellent
Scheduling
Ask during quoting
Cleanup
Ask during quoting
Bear Insulation and Services
1300 State St, Alviso, CA 95002
Bear Insulation and Services is an Alviso-based insulation contractor serving Northern California with turnkey insulation and related services, backed by a long-standing reputation and client-focused approach.
Services offered
Reviewer highlights
Trust signals
From reviews & website
“Serving All of Northern California”
website: Supports service area claim and homeowner planning.
Workmanship
Ask for references
Communication
Not enough data
Scheduling
Ask during quoting
Cleanup
Ask during quoting
Triumph Insulation Solution San Jose
377 Avenida Arboles, San Jose, CA 95123
San Jose-based insulation contractor offering spray foam, attic, fiberglass, blown-in insulation for residential and commercial projects in San Jose, CA.
Services offered
Trust signals
From reviews & website
“Triumph Insulation Solutions San Jose provides expert attic insulation services designed to enhance energy efficiency, indoor comfort, and long-term home performance.”
website: Shows the provider specializes in attic insulation and frames benefits for homeowners.
Workmanship
Ask for references
Communication
Not enough data
Scheduling
Ask during quoting
Cleanup
Ask during quoting
Attic Crew
3535 Ross Ave Suite 106, San Jose, CA 95124
Attic Crew offers attic and insulation services in the San Jose/Bay Area, including Rodent Proofing, Attic Clean Up, Crawl Space Cleaning, Insulation Replacement, Cavity Wall Insulation, and Air Duct Replacement.
Services offered
Reviewer highlights
Trust signals
From reviews & website
“Rodent Proofing”
website: Confirms a listed service offered.
Workmanship
Excellent
Communication
Excellent
Scheduling
Excellent
Cleanup
Ask during quoting
Attic Pros
3071 Monterey Rd suit b, San Jose, CA 95111
Attic Pros is a San Jose-based contractor offering attic and crawl space services, including cleaning, insulation removal/installations, decontamination, radiant barriers, fans, vapor barriers, encapsulation, and rodent removal, with a strong call-to-action and a high customer rating.
Services offered
Trust signals
From reviews & website
“Call Our Attic Cleaning, Crawl Space Cleaning, Rodent Removal Experts Today!”
website: Shows a clear call to action and the core service areas (attic, crawl space, rodent removal)
Workmanship
Ask for references
Communication
Not enough data
Scheduling
Ask during quoting
Cleanup
Ask during quoting
Ideal Attic Insulation
1050 E Santa Clara St, San Jose, CA 95116
Ideal Attic Insulation offers a broad range of attic and crawlspace insulation services in the San Jose area, including removal and installation, wall insulation, air duct replacement, rodent proofing, and radiant barrier installation, with clear local presence and multiple service pages.
Services offered
Trust signals
From reviews & website
“Attic Insulation Removal”
website: Shows this service is offered.
Workmanship
Ask for references
Communication
Not enough data
Scheduling
Ask during quoting
Cleanup
Ask during quoting
Universal Insulation
1080 Dell Ave, Campbell, CA 95008
Universal Insulation is a Bay Area insulation and rodent-proofing expert offering insulation upgrades, attic refreshes, rodent-proofing, and wall insulation, with a no-deposit, pay-after-work policy and no-obligation estimates, supported by positive reviews.
Services offered
Reviewer highlights
Trust signals
From reviews & website
“Proudly serving the Bay Area since 1974, we are the Bay Area’s most experienced residential insulation and rodent proofing company — with over 50 years of trusted expertise.”
website: Establishes experience and trust in the local market.
Workmanship
Excellent
Communication
Excellent
Scheduling
Excellent
Cleanup
Excellent
Eagle Insulation Inc.
689 Hammond Way, Milpitas, CA 95035
Bay Area insulation and rodent-proofing experts offering Insulation Upgrade, Attic Refresh, Rodent Proofing, and Wall Insulation, with thorough diagnostics, competitive pricing, and strong communication.
Services offered
Reviewer highlights
Trust signals
From reviews & website
“Proudly serving the Bay Area since 1974, we are the Bay Area’s most experienced residential insulation and rodent proofing company — with over 50 years of trusted expertise.”
website: Shows service area and trusted expertise.
Workmanship
Excellent
Communication
Excellent
Scheduling
Excellent
Cleanup
Excellent
Questions to ask insulation contractors in San Jose
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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.