10-11 43rd Avenue
Long Island City, NY 11101
Phone: (718) 786-1600
Fax: (718) 786-2713
Founded in 1960 in New York City, Cityproof has manufactured and installed over 50,000 custom-made Citiwindows® 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.
Almost all site visit estimates are free of charge and without any obligation. 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. Required information is marked with an asterisk (*) below.