5 window installers ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →
Best overall in Platteville: Renewal by Andersen of Eastern Iowa, CR Score 62/100; 5.0★ from 218 Google reviews; open Saturdays until 12 PM.
Most-reviewed: Dubuque Glass Company, 51 Google reviews at 4.8★, the most of 5 ranked after Renewal by Andersen of Eastern Iowa; ranked #2.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
5 Platteville window installers are ranked here by CR Score, from ten published factors. 1 open Saturdays, based on posted hours. The median Google rating is 4.8★ across 5 rated businesses.
| Rank | Business | CR Score | Google rating | Based in | Hours | Best for |
|---|---|---|---|---|---|---|
| 1 | Renewal by Andersen of Eastern Iowa | 62 | 5.0★ (218) | Dubuque, 20 mi away | Sat | Overall |
| 2 | Dubuque Glass Company | 56 | 4.8★ (51) | Dubuque, 21 mi away | — | Most reviews |
| 3 | A-1 Windshield Repair | 55 | 5.0★ (10) | Dubuque, 20 mi away | — | — |
| 4 | Straightway Painting & Plastering Inc. | 50 | 4.3★ (14) | Platteville | — | — |
| 5 | Preferred Glass Company | 46 | 4.0★ (4) | Dubuque, 21 mi away | — | — |
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 review volume: 5.0★ from 218 Google reviews, the most in Platteville.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Dubuque, 21 mi away
Ranked #2 because of its Google rating and trade focus: 4.8★ from 51 Google reviews, listed on Google as “Window installation service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Dubuque, 20 mi away
Ranked #3 because of its Google rating and trade focus: 5.0★ from 10 Google reviews, listed on Google as “Window installation service”.
Based on 7 of 10 factors; credentials, recency and availability not yet collected.
Based in Platteville
Ranked #4 because of its Google rating and review volume: 4.3★ from 14 Google reviews.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Dubuque, 21 mi away
Ranked #5 because of its Google rating and trade focus: 4.0★ from 4 Google reviews, listed on Google as “Window supplier”.
Based on 7 of 10 factors; credentials, recency and availability 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 5 Platteville 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 Platteville 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 |