Family owned and run since 1906, J. SUSSMAN, INC. is the oldest and largest manufacturer of custom windows and special aluminum extrusions for the stained and leaded art glass trade. We have the industry’s largest selection of specialized church window systems (for stained and/or protection glass). We can supply you with the product you need at the price you want. With over 100 years of experience and many thousands of successful installations worldwide you can be assured of fine quality, fast service and competitive pricing.