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Alta Sierra-high quality Milgard windows and doors

in business since
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154 reviews
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on Angie's List for 8 years
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8814 Greenwood Ave
San Gabriel, CA

About Us

Unlike most replacement window and door companies, Alta Sierra Windows does not employ pushy sales people who are trained to use deceptive tactics and gimmicks in order to close deals. We value our customers and treat them with respect. With over 25 years experience in wood/vinyl retrofit/replacement and new construction windows and doors, we take pride in our honesty, professionalism and craftsmanship. As an independent contractor with low overhead, we are able to pass the savings on to the customer and provide a level of personalized service that is unmatched in the industry. Additional e-mail - Award winning.