Call (310) 944-1814 Now for a FREE In-Home Estimate
Complete Selection of Windows / DoorsWe carry a complete selection of high-quality vinyl windows, replacement windows, exterior doors, patio doors including french doors, and garden and bay windows from the nation’s leading manufacturers. Not only will they beautify your home, they’ll reduce heating and air conditioning bills, minimize outside noise and improve security. Call for a free, in-home estimate. Saturdays and evenings available by appointment. Licensed, bonded & insured. Lic.#565275.
With over 21 years of experience, Cornerstone has established an installation system that completely eliminates damage to stucco or drywall. Most jobs are completed in just a single day.
Ask about the glass and screen breakage replacement lifetime warranty!
No MiddlemenWhen you choose Cornerstone, there are no middlemen or subcontractors involved. Our expert installers do the entire job, including putting runners on the carpets and plastic on the furniture. Before we leave, everything is returned to normal.
Respect and Care
We respect your privacy and care for your furniture and floors as we would in our own homes. When you choose Cornerstone, your home and furniture will be attentively cared for as we are installing your new windows and/or doors. So you can feel great about more than just your beautiful new windows!
Cornerstone Windows & Doors
22221 Palos Verdes Blvd., Torrance, California • 310.944.1814
