Stephen Eliasson
Great business! Fantastic value. Their showroom is incredible and there are so many options.
Business ProfileWindow Installers in Santa Rosa, California
American Window Systems Sonoma
American Window Systems Sonoma
American Window Systems Sonoma installs replacement windows and doors for homes and businesses in Santa Rosa and surrounding cities. It describes itself as a family-owned business with more than 40 years in operation.
Last Updated September 29, 2026.
Business Highlights
- The company says it is fully bonded and insured.
- It identifies itself as an EPA Lead-Safe Certified Contractor.
- It lists AAMA Installation Masters certification.
- It lists factory-trained installers.
- The company says its installers are employees and it does not use subcontractors.
Service Area
Vacaville, Fairfield, Vallejo, Benicia, Martinez, Concord, Pleasant Hill, Walnut Creek, Napa, Sonoma, Mill Valley, Greenbrae, Corte Madera, San Rafael, Novato, Petaluma, Rohnert Park and Santa Rosa; Napa Valley, Contra Costa County, Marin County, Solano County and Sonoma County.
Active Business Listing
American Window Systems Sonoma is one of 11 window installers ProsGrade lists in Santa Rosa, California.
Active
Public local listing
Listing details
8 services listed, including Replacement windows and doors, Skylights and Showers and mirrors. Open weekdays, closed on weekends. Rated 5.0 from 3 reviews.
- Verified listing details
- Service information
- Customer review signals
- Photo gallery
- Public contact information
- Published local profile
How This Business Compares
How American Window Systems Sonoma compares with the other 10 window installers on ProsGrade in Santa Rosa, using public Google ratings and review counts.
- Rated 5.0 on Google, well above the 4.7 average of other Santa Rosa window installers on ProsGrade.
Services Covered
8 services- Replacement windows and doorsVinyl, wood, fiberglass, aluminum and steel
- Skylights
- Showers and mirrors
- Commercial storefrontsFor commercial buildings
- Window installation optionsReplacement/retrofit and nail-on
- Free in-home estimates
- Contractor take-offs, supply and deliveryProduct estimates and jobsite delivery
- Financing
Reviews
What customers say
Customers praise the value. One customer also highlights the showroom’s many options.
Customer Reviews
Mark Eliasson
Great company and amazing value. The team was thorough, fast, and nice,
Stephen Eliasson
No review text provided.
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Frequently Asked Questions
Does American Window Systems offer a workmanship warranty?
American Window Systems says its installation workmanship is covered by a fully transferable five-year warranty.
How long does a typical American Window Systems installation take?
For a typical home with eight windows and one door with existing single-pane aluminum windows, the company says installation can usually be completed in one day.
How does American Window Systems handle the old frame during replacement-window installation?
For replacement/retrofit windows, the old window’s outer perimeter frame stays in place; the new window fits over it and is sealed to that frame.
Are American Window Systems’ financing offers subject to credit approval?
Its credit and loan offers are subject to approved credit.