D P Door Company, Inc. is a door and window specialist located in Fontana, CA, serving the surrounding area with a wide range of door installation and repair services. They offer sliding glass door repair, window replacement, and installation of various door types including lift and slide patio doors, folding patio doors, pivot entry doors, and security doors. With over 40 years of experience since 1977, the company provides expert craftsmanship and bespoke design solutions led by the CEO. Their team is known for handling complex door installations and large-scale projects, including overhaul repairs of giant lift and slide doors.

Tenco Construction is a window replacement company serving Moreno Valley, CA, and the surrounding Riverside County area. They provide residential windows along with patio covers, exterior coating, roofing, HVAC, whole house fans, and radiant barrier insulation. The company offers professional installation services and covers multiple nearby cities including San Bernardino, Ontario, Corona, and Temecula.