Cornerstone Openings

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34167 Pacific Coast Hwy Ste A
Dana Point, CA 92629
+1 (949) 295-4495
https://www.cornerstoneopenings.com
Premier Installer of LaCantina Doors In South Orange County. Family owned and operated, Cornerstone Openings is your premier destination for exquisite folding patio doors that seamlessly blend indoor and outdoor. Elevate your living spaces with our cutting-edge designs that not only enhance the aesthetic appeal of your home but also provide unparalleled convenience and versatility. Using our in-house construction team allows us to be your one stop solution for all bi-fold, folding and custom patio windows and doors in Southern California. We look forward to working with you. BY APPOINTMENT ONLY

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Reviews

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5.054 reviews
Photo of Sarah W.
Sarah W.
8/20/2025

Had to have our screen door serviced and they did a fantastic job! Luke was very timely with his communications and they were able to get us in quickly. Highly recommend!

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Gail A.
6/3/2025

We purchased a LaCantina folding door. We were referred to Sean at Cornerstone Openings by a neighbor. We met with one other contractor, but we knew we wanted to go with Sean and his team due to...

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A R.
9/30/2025

We used Cornerstone Openings in connection with the order and installation of La Cantina doors about three years ago. Throughout the process, Cornerstone was transparent, easy to work with, and...

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Tim C.
9/26/2024

I bought some bifold doors and sliders 3 years ago from Cornerstone. They have held up great and any little issue we have had over the years Cornerstone is super responsive and comes and adjust...

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Jay M.
7/18/2023

This is an update to my recent review posted on June 29. After significant effort, and several deliveries of the wrong replacement part from La Cantina Doors, Sean's team received the correct...

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United States›California›Dana Point›Cornerstone Openings

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