Reviews for Cornerstone Windows & Patio Doors
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Hours
Monday: 9AM - 5PM
Tuesday: 9AM - 5PM
Wednesday: 9AM - 5PM
Thursday: ClosedFriday: ClosedSaturday: ClosedSunday: Closed
Ratings
Google: 4.5/5 BBB: A+ Nextdoor: 61 ❤️Cornerstone Windows & Patio Doors
3545 Lomita Blvd unit a, Torrance
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Cornerstone Windows & Patio Doors is a full-service replacement window company that has been in business since 1999. They install quality window products from Simonton and Milgard, along with entry doors, patio doors, and French doors. Cornerstone's sales approach is low-key, allowing informed consumers to make the best decisions for their homes. Most installations take only one day and do not typically involve drywall or stucco damage. All Cornerstone employees are fully bonded and insured, and the company does not employ any subcontractors. Customers have praised Cornerstone for their excellent service and workmanship. One customer had a very tricky curved window replacement project, and the Cornerstone team was great to work with, explaining the options and providing samples. The installation took four days, and the team kept the work area extremely clean. Another customer had a positive first experience with home renovations, noting that the Cornerstone team was fast, clean, and professional. Cornerstone has also received praise for their work on French doors and exterior doors. Customers have been impressed with the quality and durability of the doors, as well as the team's attention to detail in addressing issues like leaks and uneven floors. Overall, Cornerstone Windows & Patio Doors is highly recommended for its quality products, professional service, and customer satisfaction.