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Large Showroom
Come see our wide selection of windows and doors for yourself. Alexander's spacious showroom features windows and doors from the top manufacturers.

Free Estimates
Contact our sales team today to schedule a free estimate. One of our skilled representatives will visit your home and recommend a window and door solution that is just right for you.

Need windows or doors for your business? Give us a call. We have been serving local businesses for over thirty years!

The Top Brands
Alexander carries a wide variety of windows and doors from the top manufacturers. Our experienced sales staff can help you find just the right solution for your home or business. Visit our expanded showroom to see our selection for yourself or call us to schedule a free estimate.

 
Anderson Windows & Doors
Patented vinyl-clad solid wood windows, skylights, french doors and patio doors. Maintenance-free, EPA/DOE rated for top energy efficiency with a fully transferable 20-year warranty backed by over 180 national service providers.
  LBL Windows
LBL high performance, thermally fused vinyl windows. Steel reinforced, beveled profile, tilt-and-slide operation, energy efficient, with a limited lifetime guarantee.
     
 
Marvin Windows & Doors
Custom made-to-order solid wood and aluminum clad solid wood windows, french doors and patio doors. Solid clear pine interiors. Custom divided light patterns, low maintenance, and energy efficient. Designed with care and detail. 10 year limited warranty.
  Fleetwood
Fleetwood has been manufacturing quality aluminum windows and doors for over 40 years. Fleetwood's aluminum products are 43 times stronger than wood.
     
 
Milgard Windows
Quality designed vinyl frame windows, french doors and patio doors. Maintenance-free, STC rated, energy efficient with a lifetime guarantee. Available in Classic, Styleline series and Aluminum.
  Simonton Windows
Superior designed fusion-welded vinyl frame windows, french doors and patio doors. Maintenance-free, classic looking, energy efficient with a lifetime guarantee.
     
 
Pittsburgh-Corning Glass Block
Pittsburgh Corning Glass Block products bring a new element of design and privacy, as well as convenience, to any bathroom.
  Tru-Frame Garden Windows
Aluminum welded frame garden windows with bronze-tinted solar glass roof, adjustable shelf, fully insulated bottom and security locks for side vent windows.
     
   
Velux Skylights
The comprehensive VELUX system brings daylight, fresh air and outlook to rooms under the sloping roof whilst also creating a unique atmosphere.
   

 

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Copyright 2003, Alexander Company
229 Harbor Way, South San Francisco, CA 94080
ph. 650-583-0860