Schedule Today For Our Integrity Pricing Promise & Free In-Home Estimate


Our Everyday Prices
Beat Their "Sale" Prices
by 20-40%

Robert- St. Louis, MO

Artboard 1med 1 300x70 - Windows“Keller Window & Door is a fantastic company to do business with. The service I had done was completed quickly and at a fair price. I would definitely recommend this company for window and doors.”

Vern & Steve- St. Louis, MO

Artboard 1med 1 300x70 - Windows

"John Keller gave us exceptional service. He didn't pressure us to buy replacements but gave us a good price to replace 2 rotten sash. Why buy whole windows when the remainder is good? He fulfilled all time estimates and his installation was quick and immaculate! We highly recommend him!"

Audrey- St. Louis, MO

Artboard 1med 1 300x70 - Windows"Keller Windows delivered an excellent product on time. Representatives and workers were courteous and professional. I will definitely use Keller Windows in the future."


We think St. Louis is smarter than most of the gimmicks out there. Our everyday pricing will beat the other guy’s so-called “sale price” by 20%-40% EVERY TIME!

Give us a call & see just how much you can save!


87 Grasso Plaza #246
St. Louis, MO 63123

(314) 399-2001


Areas Served - St. Louis, Chesterfield, Town & Country, Clayton, St. Charles, Wildwood. University City, O'Fallon


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