Adam M.
6/26/2021
Working with Justina and Murph was great. We are doing a full home remodel and selected Window HQ to order our Marvin windows from as well as have them do the installation. From start to finish...
Window HQ
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2221 Harbor Blvd
Costa Mesa, CA 92627
At Window HQ, we're passionate about transforming homes and businesses from Los Angeles to San Diego with high end windows and doors. Our team of Certified Installation Masters and Instructors brings over four decades of expertise to every project. We understand that your windows and doors are integral to your home's comfort, security, and energy efficiency. That's why we offer a comprehensive range of replacement windows and luxury doors tailored to meet the unique needs of each homeowner.
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Reviews
4.518 reviewsYvonne L.
2/2/2025
We really appreciated the customer service in the show room as Justina had many samples and literature to show us different product features. She asked very thoughtful questions to make sure our...
Dominick T.
10/3/2024
drove to window hq san diego location listed on the hq website and the 7630 miramar suite 2400 location is closed and out of business. wasted trip. 1 star.
Robert S.
5/26/2022
What a pleasant experience it was working with the owners Justina Sigle and her husband on picking out and installing a large "fiberglass" Picture Window by Marvin? When Mr. Sigle came out to...
Nigel P.
12/8/2021
Not sure what is going on a window hq but significant improvement is needed for their communication with potential customers if they want to stay in business. We had them out to do a walkthrough...
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