Windows Company in Sterling, IL
Boss Roofing-Siding Experts, Inc. is a dependable window replacement company in Sterling, providing professional window installation for homeowners seeking comfort, efficiency, and long-term value. Our window installers focus on proper sizing, airtight installation, and materials designed to perform in changing Midwest climates.
Current Offers and Promotions
Roof Now. pay later.
Boss Roofing-Siding Experts offers stress-free payment plans through Service Finance.
Roofs for Troops
Boss Roofing-Siding Experts proudly honors our troops with GAF Roof for Troops rebates.
$750 Off a New Roof
Take advantage of this limited time offer today and save on your roof replacement!
Expires 03/31/2026 Share
Sterling Window Replacement Contractor Homeowners Trust
Choosing the right window replacement contractor means more than selecting a style—it means ensuring the installation is done correctly and built to last.
Each new window installation is completed by trained window installers following manufacturer specifications.
From vinyl windows to fiberglass window options, we help homeowners choose solutions that match performance goals and budget.
As a window installation contractor, we handle everything from measurement to final sealing, delivering dependable local replacement windows with minimal disruption.
Window Installations Designed for Real Homes
Explore completed window replacement projects that showcase clean finishes, proper fit, and improved natural light.
Window Installation Services in Sterling, IL and Nearby Communities
Our window installers in Sterling service surrounding areas in the West and Northern Illinois, helping homeowners upgrade to new windows that improve comfort and efficiency. With experience in local climate conditions, we deliver installations built for lasting performance.
- Sterling, IL
- Dixon, IL
- Rock Falls, IL
- Ottawa, IL
- Princeton, IL
- Rockford, IL
- Dekalb, IL
- Naperville, IL
- Clinton, IA
- Davenport, IA
