Chicago’s Top Rated
Window & Door Company



CHICAGO’S TOP RATED WINDOW & DOOR COMPANY
AMERICAN THERMAL WINDOW
CHICAGO WINDOW, DOOR AND SIDING COMPANY
American Thermal Window is a family-owned and family-run business. Established in 1981, American Thermal began as a part-time operation by Iver Johnson Sr., who is a retired police officer of 31 years at the Chicago Police Department. Located at the intersection of Milwaukee and Central Ave. in the heart of the northwest side, American Thermal has served the entire Chicagoland area since its beginnings.
WHY AMERICAN THERMAL?

HIGHLY-REVIEWED
We have a very high average rating from our very satisfied customers. We pride ourselves on providing outstanding products and exceptional customer service
FAMILY-OWNED
We are a family-owned and family-run business. We have over 34 years of experience in the industry and guarantee that our customers will love the work we do for them
TOP QUALITY PRODUCTS
We offer only the highest quality products for our customers. We offer a guarantee on our products because we know that the quality is unmatched

“Excellent service, professional crew, I will definitely recommend American Thermal Window, Thank you.”
– Jim T., Des Plaines
“Very friendly. Very hard workers, cleaned areas as they worked, left everything clean and answered all my questions. Keep up the good work”
– Mark S., Skokie
“Excellent service, very nice people to deal with. I would recommend this company”
– Janice C., Mt. Prospect