120 window installers ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →
Best overall in Cottage Grove: 1-800-HANSONS, CR Score 89/100; 4.8★ from 130 Google reviews; open 24/7.
Best for emergencies (open 24/7): Ridge Top Exteriors, posts 24/7 hours; ranked #4 of 120.
Most-reviewed: Mad City Windows & Baths of Madison, 3,720 Google reviews at 4.5★, the most of 120 ranked; ranked #2.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
120 Cottage Grove window installers are ranked here by CR Score, from 8 published factors. 13 are open 24/7, 52 open Saturdays and 22 open Sundays, based on posted hours. The median Google rating is 4.8★ across 120 rated businesses.
| Rank | Business | CR Score | Google rating | Based in | Hours | Best for |
|---|---|---|---|---|---|---|
| 1 | 1-800-HANSONS | 89 | 4.8★ (130) | Madison, 6 mi away | 24/7 | Overall |
| 2 | Mad City Windows & Baths of Madison | 89 | 4.5★ (3,720) | Madison, 5 mi away | Sat · Sun · Evenings | Most reviews |
| 3 | Renewal by Andersen | 86 | 5.0★ (1,436) | Madison, 15 mi away | Sat | — |
| 4 | Ridge Top Exteriors | 85 | 4.8★ (1,142) | Madison, 9 mi away | 24/7 | Emergencies |
| 5 | Feldco Windows, Siding, Doors & Roofing of Madison | 85 | 4.5★ (358) | Madison, 6 mi away | Sat · Sun · Evenings | — |
| 6 | Infinity Exteriors | 85 | 4.9★ (335) | Madison, 6 mi away | 24/7 | — |
| 7 | Storm Guard Roofing of Madison | 84 | 4.9★ (454) | Madison, 14 mi away | 24/7 | — |
| 8 | The Exteriors Company | 83 | 4.8★ (173) | Madison, 6 mi away | 24/7 | — |
| 9 | Storm Guard Roofing of Madison | 82 | 4.9★ (102) | Madison, 6 mi away | 24/7 | — |
| 10 | ClearView Sunrooms & Windows | 82 | 5.0★ (16) | Madison, 4 mi away | — | — |
Ordered by CR Score, a 0–100 score from 8 published factors. Paid placement never changes the order.
Ranked #1 because of its Google rating and availability: 4.8★ from 130 Google reviews, open 24/7.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Madison, 5 mi away
Ranked #2 because of its Google rating and review volume: 4.5★ from 3,720 Google reviews, the most Google reviews on this list (3,720).
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Madison, 15 mi away
Ranked #3 because of its Google rating and trade focus: 5.0★ from 1,436 Google reviews, listed on Google as “Window installation service”.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Madison, 9 mi away
Ranked #4 because of its Google rating and availability: 4.8★ from 1,142 Google reviews, open 24/7.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Madison, 6 mi away
Ranked #5 because of its Google rating and trade focus: 4.5★ from 358 Google reviews, listed on Google as “Window installation service”.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Madison, 6 mi away
Ranked #6 because of its Google rating and availability: 4.9★ from 335 Google reviews, open 24/7.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Madison, 14 mi away
Ranked #7 because of its Google rating and availability: 4.9★ from 454 Google reviews, open 24/7.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Madison, 6 mi away
Ranked #8 because of its Google rating and availability: 4.8★ from 173 Google reviews, open 24/7.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Madison, 6 mi away
Ranked #9 because of its Google rating and availability: 4.9★ from 102 Google reviews, open 24/7.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Madison, 4 mi away
Ranked #10 because of its Google rating and trade focus: 5.0★ from 16 Google reviews, listed on Google as “Window installation service”.
Based on 5 of 8 factors; credentials, recency and availability not yet collected.
Based in Madison, 13 mi away
Ranked #11 because of its Google rating and trade focus: 4.9★ from 144 Google reviews, listed on Google as “Window installation service”.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Madison, 6 mi away
Ranked #12 because of its Google rating and trade focus: 4.9★ from 684 Google reviews, listed on Google as “Window installation service”.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Madison, 15 mi away
Ranked #13 because of its Google rating and trade focus: 5.0★ from 24 Google reviews, listed on Google as “Window installation service”.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Waunakee, 14 mi away
Ranked #14 because of its Google rating and trade focus: 4.7★ from 486 Google reviews, listed on Google as “Window installation service”.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Madison, 6 mi away
Ranked #15 because of its Google rating and trade focus: 4.3★ from 69 Google reviews, listed on Google as “Window installation service”.
Based on 5 of 8 factors; credentials, recency and availability not yet collected.
Based in Madison, 5 mi away
Ranked #16 because of its Google rating and trade focus: 4.1★ from 82 Google reviews, listed on Google as “Window installation service”.
Based on 5 of 8 factors; credentials, recency and availability not yet collected.
Based in Madison, 5 mi away
Ranked #17 because of its Google rating and trade focus: 5.0★ from 28 Google reviews, listed on Google as “Window installation service”.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Madison, 5 mi away
Ranked #18 because of its Google rating and trade focus: 4.8★ from 140 Google reviews, listed on Google as “Window installation service”.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Janesville, 30 mi away
Ranked #19 because of its Google rating and trade focus: 4.8★ from 177 Google reviews, listed on Google as “Window installation service”.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Madison, 12 mi away
Ranked #20 because of its Google rating and availability: 5.0★ from 8 Google reviews, open 24/7.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Stoughton, 10 mi away
Ranked #21 because of its Google rating and availability: 5.0★ from 53 Google reviews, open 7 days a week.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Madison, 6 mi away
Ranked #22 because of its Google rating and trade focus: 5.0★ from 50 Google reviews, listed on Google as “Window installation service”.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Beloit, 38 mi away
Ranked #23 because of its Google rating and availability: 4.7★ from 253 Google reviews, open 24/7.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Waunakee, 12 mi away
Ranked #24 because of its Google rating and availability: 5.0★ from 11 Google reviews, open 24/7.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Janesville, 29 mi away
Ranked #25 because of its Google rating and trade focus: 5.0★ from 9 Google reviews, listed on Google as “Window installation service”.
Based on 5 of 8 factors; credentials, recency and availability not yet collected.
#1 to #25 are shown in full above. Here are #26 to #50, in CR Score order; each links to its profile. We publish the top 50 of 120 ranked window installers here; the rest are on their profiles.
20 more window installers within 40 mi that we can't rank yet: too few reviews, or a trade we couldn't confirm. Listed A to Z.
| Business | Google rating | Distance |
|---|---|---|
| Aesthetic Siding & Windows | 5.0★ (1) | In Cottage Grove |
| BASK Construction LLC | 5.0★ (3) | In Cottage Grove |
| Colorado Renovations | 3.0★ (2) | 29 mi |
| Cypress Building & Remodeling LLC | 5.0★ (2) | 10 mi |
| Decksperts - Madison Deck Experts | 4.5★ (55) | In Cottage Grove |
| Easy Order Windows Dot Com | 5.0★ (2) | 8 mi |
| Glass Doctor | 2.5★ (2) | 13 mi |
| Handy Work Madison LLC | 5.0★ (1) | 10 mi |
| Inner View, Inc. | 4.0★ (4) | In Cottage Grove |
| Masterpiece Exteriors Inc | 5.0★ (23) | In Cottage Grove |
| Mulcahy Construction, Inc. | 2.0★ (1) | 16 mi |
| S. Greve & Son, Inc. | 5.0★ (1) | 11 mi |
| Salcedo Exteriors | 3.8★ (5) | In Cottage Grove |
| Silver Stone Builders LLC | 4.5★ (4) | In Cottage Grove |
| Top Quality Exteriors | 5.0★ (2) | 39 mi |
| Town & Country Builders of Waunakee | 3.0★ (2) | 15 mi |
| Trinity Improvements | In Cottage Grove | |
| VM Contracting, LLC | 5.0★ (2) | 14 mi |
| Window Wizards Sun Prairie | 5.0★ (2) | 16 mi |
| Windsor Roofing and Construction | 5.0★ (2) | In Cottage Grove |
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 120 Cottage Grove window installers on 8 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. Unknown factors are left out of the score, 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 Cottage Grove data |
|---|---|---|---|
| Reputation | 35% | Bayesian-adjusted Google star rating | Measured |
| Credentials | 15% | Active state license 0.6, bond 0.2, workers’ comp 0.2 | Not yet collected |
| Review volume | 10% | log10(reviews + 1) against the list maximum | Measured |
| Recency | 10% | Share of reviews from the last 12 months | Not yet collected |
| Availability | 10% | Weekly open hours, Saturday, Sunday, 24/7 or same-day | Measured |
| Trade focus | 10% | Google main category 1.0, business name 0.7, additional category 0.5 | Measured |
| Proximity | 5% | 1.0 when based in the city, falling to 0 at the trade’s radius | Measured |
| Completeness | 5% | Website, photos, description, hours, claimed profile (0.2 each) | Measured |