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Best Insulation
Contractors in
San Jose

Why These Insulation Contractors?

Our goal is to connect people with the best local experts. We scored San Jose 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 227 142 16

Our Selection Criteria:

  • 1. Reputation

    A history of delighted customers and outstanding service.

  • 2. Credibility

    Building customer confidence with licensing, accreditations, and awards.

  • 3. Experience

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

  • 4. Availability

    Consistently approachable and responsive, so customers never feel ignored.

  • 5. Professionalism

    Providing service with honesty, reliability, and respect.

Accurate Firestop, INC.

Accurate Firestop, INC. is a minority-owned company located in Hayward, California that has over 20 years of experience. Their mission is to provide complete customer satisfaction and increased life safety through the use of high-quality insulation. Firestop products are designed to increase energy-efficiency, thermal insulation, and fire resistance.

Hayward, CA 94544


Allied Contracting

Allied Contracting has been a full-service repair contractor since 1975. They began in Longmont, Colorado, but now also have locations in Denver, Colorado and San Jose, California. Allied Contracting installers are committed to excellence, dependability, honesty, respect, kindness, and wisdom. Services offered include roof installation and repair, gutter covers, skylights, metal roofing, soffit and fascia repair, chimney and brick repair, painting, siding, windows, insulation, and ventilation.

San Jose, CA 95118


Attic Rat Control

Attic Rat Control is a professional rodent control and attic cleaning company located in San Jose, California. They offer a five-year rodent free warranty for all residential and commercial jobs, and each technician is licensed and insured. Services provided by Attic Rat Control include rodent control and removal, attic squirrel removal services, rat removal, crawl space cleaning, attic decontamination, attic insulation installation and removal, dead animal removal, and attic cleaning services.

San Jose, CA 95014


Bay Area Energy Group

Bay Area Energy Group is a trusted and skilled partner in energy upgrades and home remodels. Located in Santa Clara, California, their team of engineers and installers each have 15-20 years of experience in the green energy and upgrade contracting industry. They offer free home energy audits, free estimates and proposals, and free design consultations. Services provided by Bay Area Energy Group include home insulation, home remodels, window replacement and installation, door replacement and installation, home lighting solutions, and HVAC services.

Santa Clara, CA 95054


Clean CrawlSpace Inc.

Clean CrawlSpace Inc. is a locally-owned company located in Santa Rosa, California. They are members of the National Association of the Remodeling Industry, Build It Green, and have an A+ rating with the Better Business Bureau. They have been featured on HGTV’s House Detective, and strive to improve themselves and the community. Services and products offered include crawl space encapsulation, green encapsulation, moisture control, moisture barriers, dehumidifiers, sump pumps, crawl space wall insulation, and mold cleanup.

San Jose, CA 95112


Custom Exteriors Inc.

Custom Exteriors Inc. is a trusted home improvement company that services the greater San Francisco and San Jose areas. Since opening their doors in 1977 they have helped over 16,000 homeowners. Custom Exteriors Inc. is Diamond Certified, meaning they continue to meet the ongoing research and rating requirements, and have done so for 15 consecutive years. Services and products offered include window treatments, doors, cement fiber and stone siding, stucco, insulation, HVAC, solar testing and rebates, and tankless water heaters.

Pleasanton, CA 94588



Greenshield offers green residential and commercial remodeling services to San Jose, California. They were formed with the goal of helping America out of a booming energy crisis, and strive to create green, energy-saving solutions. The technicians at Greenshield have experience in general contracting, insulation, home remodels, energy upgrades, roofing, and carpentry. They offer a wide variety of products and services, including reflective insulation, loose fill insulation, batt insulation, water heater blankets, duct wraps, home energy diagnostic testing, air sealing, solar attic fan installation, weatherization, and green remodeling.

San Jose, CA 95122


GSP Painting Company

GSP Painting Company is a fully-licensed and insured painting contractor located in San Jose, California. Their virtual painting service allows for potential customers to see what their colors of choice will look like on the walls in their home before committing to the job. GSP Painting Company has served the Bay Area since 1978 and offers services like interior and exterior painting, popcorn ceilings, drywall texturing and installation, and insulation.

San Jose, CA 95132


IPS Quality Insulation

IPS Quality Insulation is a trusted insulation contractor for both residential and commercial projects in San Jose, California and the Bay Area. They believe in helping families lower energy costs and live more comfortably, and are dedicated to delivering their products and services on time, safely, and within budget. IPS Quality Insulation offers many services and products including batts insulation, blown insulation, air sealing, insulation removal, spray foam, therma-fiber, and firestopping. IPS Quality Insulation experts have experience insulating attics, exterior walls, cathedral ceilings, windows, doors, basement walls, under floors, interior walls, crawl spaces, and ductwork.

San Jose, CA 95117


Los Gatos Roofing

Los Gatos Roofing is located in San Jose, California, and is committed to superior customer service and high-quality products and workmanship. They are Diamond Certified and winners of the Angie's List Super Service Award. They offer comprehensive manufacturer’s warranties, and specialize in clay tile, concrete tile, cedar shingles, and wood shakes. All installers with Los Gatos Roofing are factory trained and certified, and uphold a promise to comply with all safety standards. Los Gatos Roofing offers a variety of services and products, including roof repair and replacement, insulation, green roofing products, and an assortment of tiles and shingles.

San Jose, CA 95112


Planet Orange

Planet Orange is a locally-owned and fully-licensed general contractor located in San Jose, California. Starting in 2006, they were the area’s first Orange Oil termite company, but have since grown into much more. They use innovative products and technologies to deliver unwavering customer service. They are dedicated to protecting the environment, so have opted for the use of green and eco-friendly pest control and mediation products. Planet Orange offers a variety of services, including residential and commercial pest control, termite control, wood repair, kitchen and bathroom remodels, custom decks and flooring, and energy retrofits.

San Jose, CA 95110


Residential Heating and Air Conditioning, Inc.

Residential Heating and Air Conditioning, Inc. is a women-owned company located in Campbell, California. They have raised the bar for home comfort systems, and strive to provide healthier indoor environments at affordable prices. Since 1995, they have serviced thousands of HVAC systems in the area. They are a Bryant Factory Authorized Dealer, a member of the Air Conditioning Contractors of America, a 2014 winner of the Angie's List Super Service Award, and they have an A+ rating with the Better Business Bureau. Residential Heating and Air Conditioning, Inc. offers a variety of services, including HVAC system installation and repair, radiant cooling, duct design and installation, solar thermal systems, hot water heaters, whole home energy audits, insulation, air sealing, crawl space vapor barriers, indoor air quality testing, air filtration systems, and dryer vent cleaning.

65 Cristich Ln
Campbell, CA 95008


Universal Insulation

Universal Insulation is located in Campbell, California. Since 1972 they have been a premier insulation contractor that offers personalized service. They are committed to delivering only the highest quality products at affordable prices. Many of their jobs can be completed in the same day. Services offered by Universal Insulation include insulation installation and maintenance, new construction walls, attics, and flooring, retrofitting, and home remodels.

Campbell, CA 95008



Ventwerx is a heating and air conditioning services provider located in San Jose, California. They specialize in residential HVAC installation, service, and repair, attic insulation, and air duct cleaning. Their goal is to save energy while providing a safe, allergen-free environment for families.Services provided in Ventwerx include furnace repair, installation, and replacement, air duct cleaning, dryer vent cleaning and repair, air conditioning repair, installation, and replacement, blown-in insulation, insulation removal, air sealing, and energy upgrades.

San Jose, CA 95122


Wetshore Roofing, Inc.

Wetshore Roofing Inc. is San Jose's trusted roofing contractor. They were first established in 1992 by Shirine and Paul Fowler, and have since earned a reputation based on professionalism and experience. They employ only the highest quality roof installers to ensure they consistently uphold their high standards of service. They pride themselves on providing timely and affordable workmanship, and they stand by a 100% customer satisfaction guarantee. Services offered by Wetshore Roofing Inc. include roofing repair and installation, gutter systems, composite roof installation, metal roofing, attic insulation, skylights, solar energy solutions, and green alternatives.

San Jose, CA 95131


Xteria Construction & Consulting

Xteria Construction & Consulting is an award winning building contractor located in San Jose, California. They strive to be the area's one-stop-shop for all home exterior design needs. They have been voted the Best in San Jose for workmanship and services for three consecutive years. Owner Steve Caposio holds three contractor classifications and an RRO credential from the Roof Consultants Institute. Services provided by Xteria Construction & Consulting including roofing, siding, home remodeling, and room additions.

San Jose, CA 95119


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