Naperville, IL's Highest-Rated Window Installers on Google
Naperville's 10 listings below come from Google Maps rather than a state license file. IECC climate zone 5A sets the energy bar for a Naperville window job no matter which kind of list a contractor's name comes from. Checked October 2026.
Google Maps ratings checked · How we rank
5AIECC climate zone · ENERGY STAR Northern zone
What Naperville's climate means for your window spec
Chicago-Naperville-Elgin, IL-IN piles up about 6,506 heating degree days in a normal year, against 775 on the cooling side of the ledger.
That's the load an ENERGY STAR-rated window in the Northern zone is built to handle.
Data: U.S. EPA / DOE, ENERGY STAR, ENERGY STAR Version 7.0 Climate Zones by County/ZIP (Windows, Doors, and Skylights) (V7.0); Pacific Northwest National Laboratory (DOE Building America), Guide to Determining Climate Zone by County: Building America and IECC 2021 Updates (PNNL-33270) (2021 IECC), from the nearest NOAA station 6.4 mi away.
10 top-rated window replacement companies in and near Naperville
Ranked by Google rating weighted against how many people left one, so a perfect score from a handful of reviewers never outranks a strong average built on hundreds. That ranking is not a license check; call the state directly and ask for the contractor's license or registration number.
| Rank | Business | Google rating | Reviews | Category | Area | Google Maps listing |
|---|---|---|---|---|---|---|
| 1 | A&D Exteriors | 178 | Window installation service | Naperville 60540 | Google reviews | |
| 2 | SmardBuild Siding and Exteriors - Naperville, IL | 88 | Window installation service | Naperville 60563 | Google reviews | |
| 3 | Window World Western Chicago | 403 | Window installation service | Lisle 60532 | Google reviews | |
| 4 | Window Repair & Glass Replacement Service | 352 | Window installation service | Naperville 60540 | Google reviews | |
| 5 | Everlast Exteriors of Illinois Inc | 155 | Window installation service | Naperville 60564 | Google reviews | |
| 6 | ARAX Windows Work Window Repair & Glass Replacement | 52 | Window installation service | Naperville 60563 | Google reviews | |
| 7 | NuLife Glass & Window | 49 | Window installation service | Not listed | Google reviews | |
| 8 | M&G Window Replacement | 41 | Window installation service | Naperville 60563 | Google reviews | |
| 9 | ProCover Siding Contractors | 38 | Window installation service | Naperville 60565 | Google reviews | |
| 10 | Rotten Window Repair- Window Repair Company | 71 | Window supplier | Plainfield 60585 | Google reviews |
Questions to ask before you sign
- How long have you held your state license, and can I see the number?
- Is this a full-frame replacement or an insert into my existing frame, and why that one?
- Who pulls the permit, and does this change trigger an egress check on a bedroom window?
- What flashing and sill pan will you use, and in what order do you install them?
- If my home was built before 1978, is your crew lead-safe certified for this job?
- What's the completion date in writing, and what happens if the schedule slips?