Top Rated Insulation Contractors Serving Oakland, CA

If you really care about choosing a quality insulation contractor, we’re here for you. Here’s your access to the best insulation contractors serving Oakland including 94601, 94605, 94611, 94606 and 94621. These insulation specialists provide garage door insulation and roof insulation, and they also work on basement insulation, ceiling insulation and insulation removal. For 22 years we’ve conducted the most accurate ratings and deepest research of local contractors, so you’ll be confident in choosing.

  • Last Updated Sep 30, 2025
  • 29,008 people sourced companies in Insulation
    2,278 Verified Insulation Customers Surveyed
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Bay Valley Insulation

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Bay Valley Insulation installs and removes cellulose and fiberglass insulation for residential and commercial clients in Alameda, Contra Costa, Santa ...
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Main Services

Insulation
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Additional Services

Cellulose & Fiberglass Insulation, Windows, Roof & Foundation Ventilation, Minor Duct Repairs, Energy Leakage Inspections

Brands

Greenfiber, Johns Manville

Coverage Areas

Alameda County, Contra Costa County, Santa Clara County, San Mateo County

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    Diamond Certified Insulation Contractors Serve These Oakland ZIP Codes

    94601, 94605, 94611, 94606, 94621, 94603, 94610, 94602, 94607, 94619, 94609, 94618, 94612, 94613, 94604, 94614, 94615, 94617, 94622, 94623, 94624, 94625, 94649, 94659, 94660, 94661, 94666

    Diamond Certified Insulation Contractors In Oakland

    Diamond Certified insulation contractors serving Oakland are rated an average of 4.8 out of 5 stars based on 310 reviews of 21 rated insulation contractors.
    Diamond Certified insulation contractors in Oakland Avg. Star Rating.

      Map of Oakland, CA

      Oakland was founded in 1852, and today, your 427,087 neighbors enjoy art shows, historic tours, rowing, karaoke and yoga. Oaklanders use Diamond Certified insulation contractors for vapor barrier installation, garage door insulation, crawl space insulation, foam board insulation, reflective insulation, and more.

      Frequently Asked Questions for Insulation in Oakland, CA
      Q: What are clients of Diamond Certified insulation contractors saying about contractors in Oakland, CA?
      A: Verified American Attic Customer, one of 60
      "They are very helpful. They are very honest. They gave me a good priced estimate." -Julian G.
      All Survey Responses for American Attic
      Q: What are some of the most popular brands that Diamond Certified insulation contractors use when working with Oakland residents?
      A: Diamond Certified insulation contractors use top-quality brands like Atlas Roofing Corporation, Johns Manville, Greenfiber, Knauf Insulation and GAF.
      Q: What types of duct insulation do insulation contractors offer?
      A: Insulation contractors can offer a variety of insulation removal services, including blown-in and batt insulation removal. Blown-in insulation removal involves using a vacuum to remove all the existing insulation and debris, while batt insulation removal involves manual removal of the insulation material as well as cleaning the surface area. Insulation contractors may also offer services such as thermal imaging to assess the insulation levels in the home and other specialized services such as vacuuming, cleaning, and sanitizing.
      Q: Can Diamond Certified insulation contractors work with Owens Corning products and similar items so I can get garage door insulation in Oakland?
      A: Yes, Diamond Certified insulation contractors in Oakland can work with Owens Corning products and similar items to provide garage door insulation.
      Q: What did people search for when they wanted to find the best quality insulation contractors in Oakland?
      A: Insulation Removal
      Duct Insulation
      Roof Insulation
      Roof Insulation
      Basement Insulation

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      Our Oaklander's Guide to Local Quality

      Oakland is our home and we love it! Here you’ll find the best spots to revisit, the Oakland events schedule, local social media links, stories of our Oakland area unsung heroes and much more. Connect with your neighbors and share what you love about our hometown. Plus, join us as an Oakland Diamond Certified Preferred Member (always free).
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      This aerial view of Oakland showcases Lake Merritt surrounded by urban architecture and green spaces. Photo: trekandphoto

      View Our Oaklander's Guide to Local Quality
      View the Full Diamond Certified Guide to Insulation