358 window installers ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →
Best overall in Fitchburg: Renewal by Andersen of Boston, CR Score 89/100; 4.8★ from 3,420 Google reviews; open 7 days a week.
Best for emergencies (open 24/7): Above & Beyond Window Cleaning, posts 24/7 hours; ranked #2 of 358.
Most-reviewed: Power Home Remodeling, 4,159 Google reviews at 4.7★, the most of 358 ranked; ranked #9.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
358 Fitchburg window installers are ranked here by CR Score, from 8 published factors. 32 are open 24/7, 212 open Saturdays and 82 open Sundays, based on posted hours. The median Google rating is 4.9★ across 358 rated businesses.
| Rank | Business | CR Score | Google rating | Based in | Hours | Best for |
|---|---|---|---|---|---|---|
| 1 | Renewal by Andersen of Boston | 89 | 4.8★ (3,420) | Northborough, 19 mi away | Sat · Sun | Overall |
| 2 | Above & Beyond Window Cleaning | 85 | 5.0★ (260) | Billerica, 24 mi away | 24/7 | Emergencies |
| 3 | Red Dog's Roofing LLC | 84 | 4.8★ (265) | Fitchburg | 24/7 | — |
| 4 | New England Painting & Contracting | 84 | 5.0★ (65) | Arlington, 38 mi away | 24/7 | — |
| 5 | Window Working | 84 | 4.9★ (86) | Boston, 37 mi away | 24/7 | — |
| 6 | UBrothers Construction: Siding, Roofing, Doors and Windows, Decks | 84 | 5.0★ (406) | Framingham, 27 mi away | 24/7 | — |
| 7 | Busy Bee Window & Gutter Cleaning | 84 | 5.0★ (410) | Leicester, 15 mi away | Sat · Sun · Evenings | — |
| 8 | J and J Windows and Doors LLC | 83 | 5.0★ (15) | Ludlow, 23 mi away | 24/7 | — |
| 9 | Power Home Remodeling | 83 | 4.7★ (4,159) | Waltham, 31 mi away | Sat · Evenings | Most reviews |
| 10 | King Window Cleaning / Power Washing - Lowell, MA | 83 | 5.0★ (93) | Lowell, 25 mi away | 24/7 | — |
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: 4.8★ from 3,420 Google reviews, listed on Google as “Window installation service”.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Billerica, 24 mi away
Ranked #2 because of its Google rating and availability: 5.0★ from 260 Google reviews, open 24/7.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Fitchburg
Ranked #3 because of its Google rating and availability: 4.8★ from 265 Google reviews, open 24/7.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Arlington, 38 mi away
Ranked #4 because of its Google rating and availability: 5.0★ from 65 Google reviews, open 24/7.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Boston, 37 mi away
Ranked #5 because of its Google rating and availability: 4.9★ from 86 Google reviews, open 24/7.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Framingham, 27 mi away
Ranked #6 because of its Google rating and availability: 5.0★ from 406 Google reviews, open 24/7.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Leicester, 15 mi away
Ranked #7 because of its Google rating and availability: 5.0★ from 410 Google reviews, open 7 days a week.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Ludlow, 23 mi away
Ranked #8 because of its Google rating and availability: 5.0★ from 15 Google reviews, open 24/7.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Waltham, 31 mi away
Ranked #9 because of its Google rating and review volume: 4.7★ from 4,159 Google reviews, the most Google reviews on this list (4,159).
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Lowell, 25 mi away
Ranked #10 because of its Google rating and availability: 5.0★ from 93 Google reviews, open 24/7.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Acton, 22 mi away
Ranked #11 because of its Google rating and availability: 5.0★ from 17 Google reviews, open 24/7.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Woburn, 34 mi away
Ranked #12 because of its Google rating and trade focus: 4.5★ from 704 Google reviews, listed on Google as “Window installation service”.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Natick, 30 mi away
Ranked #13 because of its Google rating and availability: 4.5★ from 15 Google reviews, open 24/7.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Londonderry, 28 mi away
Ranked #14 because of its Google rating and availability: 5.0★ from 194 Google reviews, open 24/7.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Grafton, 25 mi away
Ranked #15 because of its Google rating and availability: 4.9★ from 225 Google reviews, open 24/7.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Needham, 35 mi away
Ranked #16 because of its Google rating and availability: 4.8★ from 859 Google reviews, open 24/7.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Gardner, 10 mi away
Ranked #17 because of its Google rating and trade focus: 5.0★ from 8 Google reviews, listed on Google as “Window installation service”.
Based on 5 of 8 factors; credentials, recency and availability not yet collected.
Based in Bedford, 36 mi away
Ranked #18 because of its Google rating and availability: 4.8★ from 23 Google reviews, open 24/7.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Mansfield Center, 38 mi away
Ranked #19 because of its Google rating and availability: 4.5★ from 16 Google reviews, open 24/7.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Nashua, 21 mi away
Ranked #20 because of its Google rating and availability: 5.0★ from 56 Google reviews, open 24/7.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Holliston, 34 mi away
Ranked #21 because of its Google rating and review volume: 4.8★ from 2,938 Google reviews, 2,938 Google reviews.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Arlington, 34 mi away
Ranked #22 because of its Google rating and availability: 5.0★ from 4 Google reviews, open 24/7.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Manchester, 34 mi away
Ranked #23 because of its Google rating and availability: 4.9★ from 287 Google reviews, open 7 days a week.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Haverhill, 20 mi away
Ranked #24 because of its Google rating and trade focus: 4.3★ 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 Arlington, 33 mi away
Ranked #25 because of its Google rating and availability: 4.9★ from 238 Google reviews, open 7 days a week.
Based on 6 of 8 factors; credentials and recency 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 358 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 |
|---|---|---|
| AMDS Construction | 5.0★ (7) | In Fitchburg |
| Brothers Remodeling & Design, Inc. | 3.0★ (2) | 16 mi |
| Cadwell Windows | 5.0★ (2) | 27 mi |
| Dually Works Windows & Doors | 5.0★ (2) | 28 mi |
| Elite Roofing and Siding Massachusetts | 1.0★ (2) | 25 mi |
| Eyles Contracting Inc | 4.9★ (128) | In Fitchburg |
| Hamann Carpentry, LLC | 5.0★ (2) | 17 mi |
| Independence Home Improvement Inc | 5.0★ (1) | In Fitchburg |
| JB Construction | 3.0★ (2) | 28 mi |
| Leger Siding | 3.0★ (2) | 4 mi |
| Nashoba Building & Remodeling | 3.0★ (2) | 21 mi |
| PGB Construction | 3.0★ (2) | 29 mi |
| Pristine Window Installation | 5.0★ (2) | 22 mi |
| Pro Performance Construction Inc | 5.0★ (7) | In Fitchburg |
| Ready Pros, Inc | 1.0★ (2) | 24 mi |
| Rmc Renovations Inc | 5.0★ (28) | In Fitchburg |
| Romano Overhead Door | 4.8★ (30) | In Fitchburg |
| Sears Heating and Air Conditioning | 2.0★ (1) | In Fitchburg |
| SRC Pro Builders | 5.0★ (1) | In Fitchburg |
| Top Notch Remodeling | 5.0★ (2) | 24 mi |
Typical prices in USD, adjusted for Massachusetts with a published regional index. Each row names its basis and month.
| Job | Low | Typical | High | Basis | Checked |
|---|---|---|---|---|---|
| Window replacement | $3,410 | $7,300 | $11,760 | Per project (several windows): typical range of customer-reported projects. US national range × 0.99 New England factor (2025 Cost vs. Value Report) | October 2026 |
We scored 358 Fitchburg 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 Fitchburg 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 |