Reliable from the very beginning
Reliable from the very beginning. J.R. Door & Window is a family owned and operated business. Jeff Roberts started the business in 1989, after working in the home improvement industry for 13 years selling doors and windows to homeowners and contractors.
J.R. Door & Window has become the largest and most respected Milgard certified dealership in the Inland Empire and also serves Chino, Chino Hills, Claremont, Diamond Bar, Fontana, Hacienda Heights, La Verne, Ontario, Rancho Cucamonga, San Bernardino, Corona, Upland, CA and surrounding areas.