Google's Top-Rated Window Pros Near Spartanburg, SC
We don't have license data for window and glazing businesses in Spartanburg, SC the way we do for some other cities on this site. This page leans on Google Maps instead: 7 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
3AIECC climate zone · ENERGY STAR South-Central zone
What Spartanburg's climate means for your window spec
IECC rates Spartanburg's climate zone as 3A, the starting point for any code-minimum window performance here.
ENERGY STAR places Spartanburg County in its South-Central zone for window certification.
Normal temperatures run 43°F in January and 79°F in July, so the glass package worth paying for in Spartanburg 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 2.7 mi away.
7 top-rated window replacement companies in and near Spartanburg
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 | AVM Builder Supply LLC | 26 | PVC windows supplier | Spartanburg 29303 | Google reviews | |
| 2 | The American Glass Company | 117 | Window installation service | Spartanburg 29306 | Google reviews | |
| 3 | Carolina Roofing Siding and Window LLC | 70 | Window installation service | Moore 29369 | Google reviews | |
| 4 | Kapasi Glass Mart | 338 | Window installation service | Spartanburg 29301 | Google reviews | |
| 5 | SWS - Window Replacement Spartanburg SC, Window Installation Company | 3 | Window installation service | Not listed | Google reviews | |
| 6 | Guy Roofing Inc. | 1,010 | Window installation service | Spartanburg 29307 | Google reviews | |
| 7 | Carolina Glass & Storefront Systems, LLC | 43 | Window installation service | Spartanburg 29301 | 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?