Top-Rated Window Replacement Companies in North Charleston, SC
We don't have license data for window and glazing businesses in North Charleston, SC 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
3AIECC climate zone · ENERGY STAR South-Central zone
What North Charleston's climate means for your window spec
IECC rates North Charleston's climate zone as 3A, the starting point for any code-minimum window performance here.
ENERGY STAR places Charleston County in its South-Central zone for window certification.
Normal temperatures run 50°F in January and 83°F in July, so the glass package worth paying for in North Charleston 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 1.9 mi away.
10 top-rated window replacement companies in and near North Charleston
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 | Charleston Roofs and Windows | 680 | Window installation service | Ladson 29456 | Google reviews | |
| 2 | New Beginnings Construction, Inc | 527 | Window installation service | Charleston 29407 | Google reviews | |
| 3 | Top Tier Home Improvement | 467 | Window installation service | North Charleston 29418 | Google reviews | |
| 4 | Baker Home Exteriors | 146 | Window installation service | North Charleston 29420 | Google reviews | |
| 5 | Icon Window and Door | 44 | Window installation service | North Charleston 29405 | Google reviews | |
| 6 | Southern Industries Home Improvements | 777 | Window installation service | North Charleston 29406 | Google reviews | |
| 7 | Century Commercial Glass Systems | 154 | Window installation service | North Charleston 29418 | Google reviews | |
| 8 | The Window Source of the Lowcountry | 15 | Window installation service | Charleston 29492 | Google reviews | |
| 9 | The Glass Guru | 324 | Window installation service | Charleston 29407 | Google reviews | |
| 10 | Window Nation | 169 | Window installation service | Charleston 29407 | 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?