Top Rated Window Companies Serving Portola Valley, CA

If you really care about choosing a quality window company, we’re here for you. Here’s your access to the best window companies serving Portola Valley including 94028. These window experts provide sliding windows and window screen replacement, and they also work on window pane replacement, window repair and velux skylights. For 22 years we’ve conducted the most accurate ratings and deepest research of local companies, so you’ll be confident in choosing.

  • Last Updated Sep 30, 2025
  • 107,620 people sourced companies in Windows
    7,904 Verified Windows Customers Surveyed
7904
107620
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Alexander Company

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Alexander Company installs replacement windows and doors for residential clients in San Mateo County and San Francisco. In addition to its professiona...
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Main Services

Windows
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Doors
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Additional Services

Windows & Doors, Design & Installation

Brands

Andersen, Marvin, Milgard, Simonton Windows & Doors, Therma-Tru, Tru Frame, Velux

Coverage Areas

San Mateo County, San Francisco

Family Owned
Family Owned
Walk-Ins Welcome
Walk-Ins Welcome
Established in 1971
Established in 1971
Residential Only
Residential Only
Diamond Certified Video Profile
Windows - Alexander Company - San Mateo County
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Diamond Certified Company Report
Jeff (L) and John Alexander are owners of Alexander Company.-Alexander Company
Jeff (L) and John Alexander are owners of Alexander Company.
Expert Contributions
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  • 350
  • Rating Surveys
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  • 26
  • Photos
    & Videos
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  • 5
  • Researched Articles
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    1322 Marsten Road, Burlingame, CA 94010
    Hours CLOSED NOW
    License:
    642553
    2 of 3

    American Home Renewal, Inc.

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    American Home Renewal, Inc. (AHR) has been installing replacement windows, exterior siding and doors for property owners throughout Northern Californi...
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    Main Services

    Gutters
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    Siding Contractor
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    Windows
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    Additional Services

    Doors, Exterior Siding, Fibercement Siding, Seamless Gutters

    Coverage Areas

    Northern California

    Residential & Commercial
    Residential & Commercial
    Free Quotes & Consultations
    Free Quotes & Consultations
    Appointments Available
    Appointments Available
    Live Phone Call Answers
    Live Phone Call Answers
    Diamond Certified Video Profile
    Gutters - American Home Renewal, Inc. - Northern California
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    Diamond Certified Company Report
    Chris Spilly (L) and Marc Stelzer are owners of American Home Renewal, Inc.-American Home Renewal, Inc.
    Chris Spilly (L) and Marc Stelzer are owners of American Home Renewal, Inc.
    Expert Contributions
    ratings icon
    • 571
    • Rating Surveys
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    • 24
    • Photos
      & Videos
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    • 5
    • Researched Articles
      • Quick Connect
      Hours CLOSED NOW
      License:
      740587
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      Abstract Windows

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      Abstract Windows installs and sells a variety of windows and doors for residential and commercial clients in San Mateo County, San Francisco, and the ...
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      Main Services

      Windows
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      Additional Services

      Window and Door Sales and Installations, Siding, Waterproofing, Vinyl, Wood and Fiberglass Windows, French and Patio Doors, Bay, Garden and Casement Windows

      Brands

      Andersen Windows & Doors, Marvin, Milgard, Pella

      Coverage Areas

      San Mateo County, San Francisco County, Peninsula

      Family Owned
      Family Owned
      Residential & Commercial
      Residential & Commercial
      Free Estimates
      Free Estimates
      Appointments Available
      Appointments Available
      Diamond Certified Video Profile
      Windows - Abstract Windows - San Mateo County
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      Diamond certified resource logo
      Diamond Certified Company Report
      Dimitar Georgiev, Owner-Abstract Windows
      Dimitar Georgiev, Owner
      Expert Contributions
      ratings icon
      • 36
      • Rating Surveys
      video icon
      • 45
      • Photos
        & Videos
      articles icon
      • 5
      • Researched Articles
        • Quick Connect
        Hours CLOSED NOW
        License:
        967135
        Learn how to choose a Windows and more…

        Diamond Certified Window Companies Serve These Portola Valley ZIP Codes

        94028

        Diamond Certified Window Companies In Portola Valley

        Diamond Certified window companies serving Portola Valley are rated an average of 4.6 out of 5 stars based on 1292 reviews of 45 rated window companies.
        Diamond Certified window companies in Portola Valley Avg. Star Rating.

          Map of Portola Valley, CA

          Portola Valley was founded in 1956, and today, your 5,768 neighbors enjoy corn mazes, music lessons, festivals, horseback riding and outdoor games. Portola Valleyans use Diamond Certified window companies for fiberglass windows, energy-efficient windows, window repair, window pane replacement, window glass repair, and more.

          Frequently Asked Questions for Windows in Portola Valley, CA
          Q: What are customers of Diamond Certified window companies saying about companies in Portola Valley, CA?
          A: Verified Alexander Company Customer, one of 325
          "They did a good job and I would recommend them. I was very happy with their communication." -Krista N.
          All Survey Responses for Alexander Company
          Verified Abstract Windows Customer, one of 29
          "Be very clear of what you would like done. They were pretty fast, I liked that." -Beverly T.
          All Survey Responses for Abstract Windows
          Verified American Home Renewal, Inc. Customer, one of 571
          "I would recommend them. Professional, clean, and they honored their commitment with no hassle." -Laura M.
          All Survey Responses for American Home Renewal, Inc.
          Q: What are some of the most popular brands that Diamond Certified window companies use when working with Portola Valley residents?
          A: Diamond Certified window companies use top-quality brands like Thermatru, Quaker, Sierra Pacific, Kolbe and Jeld-Wen.
          Q: What types of aluminum windows do window companies offer?
          A: Window companies offer various types of energy-efficient windows such as double glazed windows, which have two layers of glass with a space between them to reduce heat loss. Triple glazed windows offer even better insulation with an extra layer of glass. Low-E (low emissivity) windows have a special coating to reflect infrared light, thereby keeping heat inside during winter and outside during summer. Additionally, companies offer windows with gas fills, usually argon or krypton, between the panes for better insulation. Some also offer spectrally selective coatings to reduce heat gain by blocking certain wavelengths of sunlight.
          Q: Can Diamond Certified window companies work with Andersen products and similar items so I can get sliding windows in Portola Valley?
          A: Yes, Diamond Certified window companies can work with Andersen products to install sliding windows in Portola Valley.
          Q: What did people search for when they wanted to find the best quality window companies in Portola Valley?
          A: Window Awnings
          Window Replacement
          Window Replacement
          Bow Windows
          Aluminum Windows

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