Contact Us for a Soundproof Window Estimate

Founded in 1960 in Long Island City, Cityproof has manufactured and installed over 35,000 custom-made city windows in the Greater New York area. We do jobs of all sizes, from a single window in a residential apartment to thousands of windows in a hospital or financial institution.

If you provide information about the style, size, and quantity of your existing windows and the specific problems you are trying to solve, we can provide you with an estimate.











Cityproof Logo
Cityproof Corp.
10-11 43rd Avenue
Long Island City, NY 11101
Phone: (718) 786-1600
Fax: (718) 786-2713
email: info@cityproof.com