48 window installers ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →
Best overall in Colona: Midwest Window Company, CR Score 86/100; 5.0★ from 174 Google reviews; open Saturdays until 2 PM.
Most-reviewed: Mainstream Home Improvement, 336 Google reviews at 4.9★, the most of 48 ranked; ranked #3.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
48 Colona window installers are ranked here by CR Score, from 8 published factors. 23 open Saturdays and 5 open Sundays, based on posted hours. The median Google rating is 4.7★ across 48 rated businesses.
| Rank | Business | CR Score | Google rating | Based in | Hours | Best for |
|---|---|---|---|---|---|---|
| 1 | Midwest Window Company | 86 | 5.0★ (174) | Moline, 8 mi away | Sat · Evenings | Overall |
| 2 | New Look Window | 82 | 5.0★ (71) | Rock Island, 10 mi away | Sat | — |
| 3 | Mainstream Home Improvement | 81 | 4.9★ (336) | Moline, 8 mi away | Sat · Evenings | Most reviews |
| 4 | The Acri Company | 81 | 4.3★ (286) | Milan, 10 mi away | Sat | — |
| 5 | Kryger Glass | 79 | 4.7★ (126) | Davenport, 13 mi away | — | — |
| 6 | Sedlock Construction | 79 | 5.0★ (289) | Colona | — | — |
| 7 | QCGeneral Inc | 77 | 4.5★ (44) | Milan, 10 mi away | Sat · Sun · Evenings | — |
| 8 | Five Star Home Improvement - Quad Cities | 77 | 4.8★ (26) | East Moline, 10 mi away | Sat · Sun · Evenings | — |
| 9 | IBARRA’S HOME IMPROVEMENT LLC | 77 | 5.0★ (21) | Moline, 29 mi away | Sat | — |
| 10 | BDS Construction, LLC | 77 | 5.0★ (9) | Moline, 15 mi away | Sat | — |
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 trade focus: 5.0★ from 174 Google reviews, listed on Google as “Window installation service”.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Rock Island, 10 mi away
Ranked #2 because of its Google rating and trade focus: 5.0★ from 71 Google reviews, listed on Google as “Window installation service”.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Moline, 8 mi away
Ranked #3 because of its Google rating and review volume: 4.9★ from 336 Google reviews, the most Google reviews on this list (336).
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Milan, 10 mi away
Ranked #4 because of its Google rating and trade focus: 4.3★ from 286 Google reviews, listed on Google as “Window installation service”.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Davenport, 13 mi away
Ranked #5 because of its Google rating and trade focus: 4.7★ from 126 Google reviews, listed on Google as “Window installation service”.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Colona
Ranked #6 because of its Google rating and review volume: 5.0★ from 289 Google reviews, 289 Google reviews.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Milan, 10 mi away
Ranked #7 because of its Google rating and availability: 4.5★ from 44 Google reviews, open 7 days a week.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in East Moline, 10 mi away
Ranked #8 because of its Google rating and availability: 4.8★ from 26 Google reviews, open 7 days a week.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Moline, 29 mi away
Ranked #9 because of its Google rating and trade focus: 5.0★ from 21 Google reviews, listed on Google as “Window installation service”.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Moline, 15 mi away
Ranked #10 because of its Google rating and trade focus: 5.0★ from 9 Google reviews, listed on Google as “Window installation service”.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Clinton, 27 mi away
Ranked #11 because of its Google rating and trade focus: 4.8★ from 97 Google reviews, listed on Google as “Window installation service”.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Moline, 10 mi away
Ranked #12 because of its Google rating and review volume: 5.0★ from 53 Google reviews, 53 Google reviews.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Rock Island, 10 mi away
Ranked #13 because of its Google rating and trade focus: 4.7★ from 60 Google reviews, listed on Google as “Window installation service”.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Moline, 7 mi away
Ranked #14 because of its Google rating and review volume: 3.9★ from 83 Google reviews, 83 Google reviews.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in East Moline, 28 mi away
Ranked #15 because of its Google rating and availability: 4.9★ from 35 Google reviews, open 7 days a week.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Davenport, 16 mi away
Ranked #16 because of its Google rating and trade focus: 4.5★ from 38 Google reviews, listed on Google as “Window installation service”.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Rock Island, 13 mi away
Ranked #17 because of its Google rating and trade focus: 5.0★ from 16 Google reviews, listed on Google as “Window installation service”.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Galesburg, 37 mi away
Ranked #18 because of its Google rating and trade focus: 4.8★ from 78 Google reviews, listed on Google as “Window installation service”.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in East Moline, 8 mi away
Ranked #19 because of its Google rating and trade focus: 1.0★ from 3 Google reviews, listed on Google as “Window installation service”.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Clinton, 28 mi away
Ranked #20 because of its Google rating and trade focus: 3.5★ from 11 Google reviews, listed on Google as “Window installation service”.
Based on 5 of 8 factors; credentials, recency and availability not yet collected.
Based in Rock Island, 13 mi away
Ranked #21 because of its Google rating and review volume: 4.8★ from 38 Google reviews, 38 Google reviews.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in East Moline, 5 mi away
Ranked #22 because of its Google rating and trade focus: 5.0★ from 11 Google reviews, listed on Google as “Roofing contractor”.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in East Moline, 12 mi away
Ranked #23 because of its Google rating and trade focus: 1.0★ from 3 Google reviews, listed on Google as “Window installation service”.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Geneseo, 11 mi away
Ranked #24 because of its Google rating and review volume: 4.6★ from 21 Google reviews, 21 Google reviews.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Galesburg, 37 mi away
Ranked #25 because of its Google rating and trade focus: 4.7★ from 34 Google reviews, listed on Google as “Window installation service”.
Based on 6 of 8 factors; credentials and recency not yet collected.
Typical prices in USD, adjusted for Illinois 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 48 Colona 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 Colona 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 |