183 window installers ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →
Best overall in Unionville: Renewal by Andersen Window Replacement, CR Score 61/100; 4.8★ from 2,793 Google reviews; open 7 days a week.
Best for emergencies (open 24/7): Emergency Glass Company, posts 24/7 hours; ranked #4 of 183.
Most-reviewed: Glass Doctor of Charlotte, 4,309 Google reviews at 4.9★, the most of 183 ranked; ranked #2.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
183 Unionville window installers are ranked here by CR Score, from ten published factors. 14 are open 24/7, 102 open Saturdays and 40 open Sundays, based on posted hours. The median Google rating is 4.9★ across 183 rated businesses.
| Rank | Business | CR Score | Google rating | Based in | Hours | Best for |
|---|---|---|---|---|---|---|
| 1 | Renewal by Andersen Window Replacement | 61 | 4.8★ (2,793) | Charlotte, 26 mi away | Sat · Sun · Evenings | Overall |
| 2 | Glass Doctor of Charlotte | 61 | 4.9★ (4,309) | Matthews, 12 mi away | — | Most reviews |
| 3 | Zen Windows Carolina | 61 | 5.0★ (459) | Charlotte, 19 mi away | Sat · Sun | — |
| 4 | Emergency Glass Company | 61 | 4.8★ (114) | Mint Hill, 10 mi away | 24/7 | Emergencies |
| 5 | Window Nation | 60 | 4.6★ (604) | Charlotte, 25 mi away | 24/7 | — |
| 6 | Lumira Glass | 59 | 4.9★ (158) | Charlotte, 16 mi away | Sat · Sun · Evenings | — |
| 7 | Infinity Replacement by Marvin | 58 | 4.9★ (313) | Charlotte, 28 mi away | Sat · Sun · Evenings | — |
| 8 | WOWFIX Windows and Doors | Charlotte NC | 58 | 4.7★ (82) | Belmont, 24 mi away | 24/7 | — |
| 9 | Legacy Home Remodeling | 58 | 4.9★ (531) | Charlotte, 26 mi away | Sat | — |
| 10 | Glass and Door Pro | 57 | 5.0★ (54) | Indian Trail, 18 mi away | Sat · Sun · Evenings | — |
Ordered by CR Score, a 0–100 score from ten published factors. Paid placement never changes the order.
Scores below: based on 8 of 10 factors; credentials and recency not yet collected. Hatched segments mark factors we don't have yet.
Ranked #1 because of its Google rating and trade focus: 4.8★ from 2,793 Google reviews, listed on Google as “Window installation service”.
Based in Matthews, 12 mi away
Ranked #2 because of its Google rating and review volume: 4.9★ from 4,309 Google reviews, the most in Unionville.
Based in Charlotte, 19 mi away
Ranked #3 because of its Google rating and trade focus: 5.0★ from 459 Google reviews, listed on Google as “Window installation service”.
Based in Mint Hill, 10 mi away
Ranked #4 because of its Google rating and trade focus: 4.8★ from 114 Google reviews, listed on Google as “Window installation service”.
Based in Charlotte, 25 mi away
Ranked #5 because of its Google rating and trade focus: 4.6★ from 604 Google reviews, listed on Google as “Window installation service”.
Based in Charlotte, 16 mi away
Ranked #6 because of its Google rating and trade focus: 4.9★ from 158 Google reviews, listed on Google as “Window installation service”.
Based in Charlotte, 28 mi away
Ranked #7 because of its Google rating and trade focus: 4.9★ from 313 Google reviews, listed on Google as “Window installation service”.
Based in Belmont, 24 mi away
Ranked #8 because of its Google rating and trade focus: 4.7★ from 82 Google reviews, listed on Google as “Window installation service”.
Based in Charlotte, 26 mi away
Ranked #9 because of its Google rating and trade focus: 4.9★ from 531 Google reviews, listed on Google as “Window installation service”.
Based in Indian Trail, 18 mi away
Ranked #10 because of its Google rating and trade focus: 5.0★ from 54 Google reviews, listed on Google as “Window installation service”.
Based in Charlotte, 22 mi away
Ranked #11 because of its Google rating and trade focus: 4.5★ from 425 Google reviews, listed on Google as “Window installation service”.
Based in Monroe, 20 mi away
Ranked #12 because of its Google rating and trade focus: 5.0★ from 51 Google reviews, listed on Google as “Window installation service”.
Based in Charlotte, 25 mi away
Ranked #13 because of its Google rating and trade focus: 4.6★ from 275 Google reviews, listed on Google as “Window installation service”.
Based in Concord, 24 mi away
Ranked #14 because of its Google rating and trade focus: 4.8★ from 130 Google reviews, listed on Google as “Window installation service”.
Based in Matthews, 11 mi away
Ranked #15 because of its Google rating and trade focus: 5.0★ from 49 Google reviews, listed on Google as “Window installation service”.
Based in Rock Hill, 6 mi away
Ranked #16 because of its Google rating and trade focus: 5.0★ from 106 Google reviews, listed on Google as “Gutter cleaning service”.
Based in Belmont, 22 mi away
Ranked #17 because of its Google rating and trade focus: 4.9★ from 180 Google reviews, listed on Google as “Window installation service”.
Based in Charlotte, 25 mi away
Ranked #18 because of its Google rating and trade focus: 4.9★ from 213 Google reviews, listed on Google as “Window installation service”.
Based in Matthews, 11 mi away
Ranked #19 because of its Google rating and trade focus: 4.9★ from 54 Google reviews, listed on Google as “Window installation service”.
Based in Harrisburg, 27 mi away
Ranked #20 because of its Google rating and trade focus: 4.9★ from 327 Google reviews, listed on Google as “Gutter cleaning service”.
Based in Fort Mill, 24 mi away
Ranked #21 because of its Google rating and review volume: 4.8★ from 1,930 Google reviews.
Based in Charlotte, 22 mi away
Ranked #22 because of its Google rating and review volume: 4.9★ from 276 Google reviews.
Based in Fort Mill, 20 mi away
Ranked #23 because of its Google rating and trade focus: 5.0★ from 11 Google reviews, listed on Google as “Window installation service”.
Based in Rock Hill, 30 mi away
Ranked #24 because of its Google rating and trade focus: 4.9★ from 241 Google reviews, listed on Google as “Gutter cleaning service”.
Based in Salisbury, 39 mi away
Ranked #25 because of its Google rating and trade focus: 4.9★ from 180 Google reviews, listed on Google as “Window supplier”.
Typical prices in USD, adjusted for North Carolina with a published regional index. Each row names its basis and month.
| Job | Low | Typical | High | Basis | Checked |
|---|---|---|---|---|---|
| Window replacement | $3,370 | $7,200 | $11,600 | Per project (several windows): typical range of customer-reported projects. US national range × 0.98 South Atlantic factor (2025 Cost vs. Value Report) | October 2026 |
We scored 183 Unionville window installers on ten factors, weighted as shown. A business is ranked when its trade is confirmed and it has 3 or more Google reviews or a claimed profile. A business with no Google reviews scores zero on rating, review volume and recency. Other unknown factors are left out, not counted as zero. Scores last refreshed October 22, 2026.
Paid placement never changes a rank or score. Featured businesses are paid, labelled, limited to 3 and shown above the ranking, outside it.
| Factor | Weight | Computed from | In Unionville data |
|---|---|---|---|
| Reputation | 25% | Google star rating, adjusted for how many reviews back it | Measured |
| Credentials | 15% | Active state license, bond and workers’ comp on file | Not yet collected |
| Review volume | 10% | Number of Google reviews, compared with the most-reviewed business on the list | Measured |
| Recency | 5% | Share of reviews from the last 12 months | Not yet collected |
| Availability | 5% | Weekly open hours, Saturday, Sunday, 24/7 or same-day | Measured |
| Trade focus | 10% | How clearly the business does this trade (its Google category and name) | Measured |
| Proximity | 5% | Based in the city scores highest, less the farther away it is | Measured |
| Claimed profile | 10% | The business has claimed its ContractorsRanked profile (free or paid earn the same) | Measured |
| Partnered | 5% | The business links to ContractorsRanked from its own website with our badge, checked periodically | Measured |
| ContractorsRanked reviews | 10% | Verified customer reviews collected by ContractorsRanked: their rating and how many there are | Measured |