Top-Rated Window Replacement Companies in Prospect Heights, IL
We don't have license data for window and glazing businesses in Prospect Heights, IL the way we do for some other cities on this site. This page leans on Google Maps instead: 10 businesses, ranked by rating weighted against how many people reviewed them. A strong Google rating still isn't the same thing as a license on file, so ask to see one before you sign anything.
Google Maps ratings checked · How we rank
5AIECC climate zone · ENERGY STAR Northern zone
Climate and energy performance in Prospect Heights
IECC rates Prospect Heights's climate zone as 5A, the starting point for any code-minimum window performance here.
ENERGY STAR places Cook County in its Northern zone for window certification.
Normal temperatures run 25°F in January and 75°F in July, so the glass package worth paying for in Prospect Heights isn't the same one that pencils out two zones over.
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 1.7 mi away.
Google's top window installers serving Prospect Heights, IL
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 | Illinois Window Well Cover Company | 108 | Window installation service | Des Plaines 60018 | Google reviews | |
| 2 | Fusion Exteriors | 66 | Window installation service | Prospect Heights 60070 | Google reviews | |
| 3 | Aurora Doors & Windows | Window Manufacturer Chicago | 226 | PVC windows supplier | Wheeling 60090 | Google reviews | |
| 4 | EV Windows & Doors, Inc. | 155 | Window installation service | Des Plaines 60016 | Google reviews | |
| 5 | Perfect Windows & Siding | 153 | Window installation service | Des Plaines 60016 | Google reviews | |
| 6 | BHP's Siding Contractors | 51 | Window installation service | Prospect Heights 60070 | Google reviews | |
| 7 | Star Door & Window Replacement | 51 | Window installation service | Wheeling 60090 | Google reviews | |
| 8 | First Choice Window Replacement | 38 | Window installation service | Prospect Heights 60070 | Google reviews | |
| 9 | Apex Window Werks - Chicago Window Contractors | 3,719 | Window installation service | Wheeling 60090 | Google reviews | |
| 10 | Next Door and Window | 532 | Window installation service | Arlington Heights 60004 | 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?