244 window installers ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →
Best overall in Greenfield: Mad City Windows & Baths of Milwaukee, CR Score 63/100; 4.5★ from 2,032 Google reviews; open 7 days a week.
Best for emergencies (open 24/7): Window Nation, posts 24/7 hours; ranked #3 of 244.
Most-reviewed: Infinity Exteriors, 2,305 Google reviews at 4.8★, the most of 244 ranked; ranked #6.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
244 Greenfield window installers are ranked here by CR Score, from ten published factors. 29 are open 24/7, 129 open Saturdays and 50 open Sundays, based on posted hours. The median Google rating is 4.8★ across 244 rated businesses.
| Rank | Business | CR Score | Google rating | Based in | Hours | Best for |
|---|---|---|---|---|---|---|
| 1 | Mad City Windows & Baths of Milwaukee | 63 | 4.5★ (2,032) | New Berlin, 6 mi away | Sat · Sun · Evenings | Overall |
| 2 | Feldco Windows, Siding, Doors & Roofing of Milwaukee | 63 | 4.7★ (881) | Milwaukee, 5 mi away | Sat · Sun · Evenings | — |
| 3 | Window Nation | 62 | 4.7★ (193) | Milwaukee, 4 mi away | 24/7 | Emergencies |
| 4 | Argo Glass & Windows - Home Window Repair & Glass Replacement | 61 | 4.9★ (670) | Milwaukee, 11 mi away | Sat | — |
| 5 | HomeSealed Exteriors, LLC | 61 | 4.9★ (413) | New Berlin, 6 mi away | Sat | — |
| 6 | Infinity Exteriors | 60 | 4.8★ (2,305) | New Berlin, 6 mi away | 24/7 | Most reviews |
| 7 | SiDEX Home Improvement | 60 | 4.8★ (451) | New Berlin, 6 mi away | Sat | — |
| 8 | Champion Replacement Windows of Milwaukee | 60 | 4.5★ (606) | New Berlin, 6 mi away | — | — |
| 9 | Argo Door & Window: Repair and Replacement | 60 | 4.9★ (277) | Waukesha, 10 mi away | Sat · Evenings | — |
| 10 | Window Repair & Glass Replacement Company | 60 | 5.0★ (118) | Oak Creek, 4 mi away | Sat · Evenings | — |
Ordered by CR Score, a 0–100 score from ten published factors. Paid placement never changes the order.
Ranked #1 because of its Google rating and trade focus: 4.5★ from 2,032 Google reviews, listed on Google as “Window installation service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Milwaukee, 5 mi away
Ranked #2 because of its Google rating and trade focus: 4.7★ from 881 Google reviews, listed on Google as “Window installation service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Milwaukee, 4 mi away
Ranked #3 because of its Google rating and trade focus: 4.7★ from 193 Google reviews, listed on Google as “Window installation service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Milwaukee, 11 mi away
Ranked #4 because of its Google rating and trade focus: 4.9★ from 670 Google reviews, listed on Google as “Window installation service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in New Berlin, 6 mi away
Ranked #5 because of its Google rating and trade focus: 4.9★ from 413 Google reviews, listed on Google as “Window installation service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in New Berlin, 6 mi away
Ranked #6 because of its Google rating and review volume: 4.8★ from 2,305 Google reviews, the most in Greenfield.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in New Berlin, 6 mi away
Ranked #7 because of its Google rating and trade focus: 4.8★ from 451 Google reviews, listed on Google as “Window installation service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in New Berlin, 6 mi away
Ranked #8 because of its Google rating and trade focus: 4.5★ from 606 Google reviews, listed on Google as “Window installation service”.
Based on 7 of 10 factors; credentials, recency and availability not yet collected.
Based in Waukesha, 10 mi away
Ranked #9 because of its Google rating and trade focus: 4.9★ from 277 Google reviews, listed on Google as “Window installation service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Oak Creek, 4 mi away
Ranked #10 because of its Google rating and trade focus: 5.0★ from 118 Google reviews, listed on Google as “Window installation service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Waukesha, 10 mi away
Ranked #11 because of its Google rating and trade focus: 5.0★ from 206 Google reviews, listed on Google as “Window installation service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Brookfield, 9 mi away
Ranked #12 because of its Google rating and trade focus: 4.9★ from 229 Google reviews, listed on Google as “Window installation service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Milwaukee, 11 mi away
Ranked #13 because of its Google rating and trade focus: 4.9★ from 100 Google reviews, listed on Google as “Window installation service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Greendale, 2 mi away
Ranked #14 because of its Google rating and review volume: 5.0★ from 340 Google reviews.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in New Berlin, 5 mi away
Ranked #15 because of its Google rating and trade focus: 4.9★ from 151 Google reviews, listed on Google as “Roofing contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Wauwatosa, 6 mi away
Ranked #16 because of its Google rating and review volume: 4.8★ from 945 Google reviews.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in New Berlin, 4 mi away
Ranked #17 because of its Google rating and review volume: 5.0★ from 237 Google reviews.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Menomonee Falls, 16 mi away
Ranked #18 because of its Google rating and trade focus: 4.5★ from 175 Google reviews, listed on Google as “Window installation service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in New Berlin, 6 mi away
Ranked #19 because of its Google rating and review volume: 4.8★ from 457 Google reviews.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Brookfield, 12 mi away
Ranked #20 because of its Google rating and trade focus: 5.0★ from 74 Google reviews, listed on Google as “Window installation service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Franklin, 7 mi away
Ranked #21 because of its Google rating and review volume: 5.0★ from 245 Google reviews.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Muskego, 4 mi away
Ranked #22 because of its Google rating and trade focus: 5.0★ from 27 Google reviews, listed on Google as “Window installation service”.
Based on 7 of 10 factors; credentials, recency and availability not yet collected.
Based in Milwaukee, 5 mi away
Ranked #23 because of its Google rating and review volume: 4.8★ from 450 Google reviews.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Waukesha, 11 mi away
Ranked #24 because of its Google rating and review volume: 4.9★ from 149 Google reviews.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Wauwatosa, 6 mi away
Ranked #25 because of its Google rating and review volume: 4.8★ from 82 Google reviews.
Based on 8 of 10 factors; credentials and recency not yet collected.
Typical prices in USD, adjusted for Wisconsin with a published regional index. Each row names its basis and month.
| Job | Low | Typical | High | Basis | Checked |
|---|---|---|---|---|---|
| Window replacement | $3,430 | $7,340 | $11,830 | Per project (several windows): typical range of customer-reported projects. US national range × 1.00 East North Central factor (2025 Cost vs. Value Report) | October 2026 |
We scored 244 Greenfield 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 Greenfield 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 |