16 window installers ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →
Best overall in Greater Sudbury: EcoTech Windows & Doors - Greater Sudbury, CR Score 64/100; 4.8★ from 194 Google reviews; open Saturdays until 5 PM.
Best for emergencies (open 24/7): Sudbury Cedar Products, posts 24/7 hours; ranked #13 of 16.
Most-reviewed: Sudbury Windows and Doors Polar Bear, 162 Google reviews at 4.6★, the most of 16 ranked after EcoTech Windows & Doors - Greater Sudbury; ranked #2.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
16 Greater Sudbury window installers are ranked here by CR Score, from ten published factors. 1 is open 24/7, 6 open Saturdays and 3 open Sundays, based on posted hours. The median Google rating is 4.6★ across 16 rated businesses.
| Rank | Business | CR Score | Google rating | Based in | Hours | Best for |
|---|---|---|---|---|---|---|
| 1 | EcoTech Windows & Doors - Greater Sudbury | 64 | 4.8★ (194) | Greater Sudbury | Sat · Evenings | Overall |
| 2 | Sudbury Windows and Doors Polar Bear | 61 | 4.6★ (162) | Greater Sudbury | — | Most reviews |
| 3 | Speedy Glass Sudbury | 58 | 4.0★ (133) | Greater Sudbury | — | — |
| 4 | Auto Upgrade | 58 | 4.9★ (30) | Greater Sudbury | — | — |
| 5 | Daro Vinyl Products | 57 | 4.3★ (48) | Greater Sudbury | — | — |
| 6 | Bourdon and Sons Windows & Doors -Siding-Sudbury | 56 | 4.7★ (44) | Greater Sudbury | Sat · Evenings | — |
| 7 | Good Neighbour Glass | 56 | 4.5★ (23) | Greater Sudbury | — | — |
| 8 | LB's Exteriors Inc. | 55 | 4.5★ (40) | Greater Sudbury | Sat · Sun · Evenings | — |
| 9 | Windows Unlimited | 54 | 4.5★ (19) | Greater Sudbury | Sat | — |
| 10 | Leading Construction | 54 | 4.9★ (21) | Greater Sudbury | Sat · Sun | — |
Ordered by CR Score, a 0–100 score from ten published factors. Paid placement never changes the order.
Scores below: based on 8 of 10 factors; credentials and recency not yet collected. Hatched segments mark factors we don't have yet.
Ranked #1 because of its Google rating and review volume: 4.8★ from 194 Google reviews, the most in Greater Sudbury.
Based in Greater Sudbury
Ranked #2 because of its Google rating and trade focus: 4.6★ from 162 Google reviews, listed on Google as “Window installation service”.
Based in Greater Sudbury
Ranked #3 because of its Google rating and trade focus: 4.0★ from 133 Google reviews, listed on Google as “Window installation service”.
Based in Greater Sudbury
Ranked #4 because of its Google rating and trade focus: 4.9★ from 30 Google reviews, listed on Google as “Window installation service”.
Based in Greater Sudbury
Ranked #5 because of its Google rating and trade focus: 4.3★ from 48 Google reviews, listed on Google as “Window installation service”.
Based in Greater Sudbury
Ranked #6 because of its Google rating and review volume: 4.7★ from 44 Google reviews.
Based in Greater Sudbury
Ranked #7 because of its Google rating and trade focus: 4.5★ from 23 Google reviews, listed on Google as “Window installation service”.
Based in Greater Sudbury
Ranked #8 because of its Google rating and review volume: 4.5★ from 40 Google reviews.
Based in Greater Sudbury
Ranked #9 because of its Google rating and trade focus: 4.5★ from 19 Google reviews, listed on Google as “Window supplier”.
Based in Greater Sudbury
Ranked #10 because of its Google rating and review volume: 4.9★ from 21 Google reviews.
Based in Greater Sudbury
Ranked #11 because of its Google rating and review volume: 4.2★ from 43 Google reviews.
Based in Greater Sudbury
Ranked #12 because of its Google rating and review volume: 4.6★ from 68 Google reviews.
Based in Lively, 15 km away
Ranked #13 because of its Google rating and availability: 5.0★ from 4 Google reviews, open 24/7.
Based in Lively, 17 km away
Ranked #14 because of its Google rating and trade focus: 4.7★ from 15 Google reviews, listed on Google as “Window supplier”.
Based in Greater Sudbury
Ranked #15 because of its Google rating and review volume: 4.6★ from 18 Google reviews.
Based in Greater Sudbury
Ranked #16 because of its Google rating and review volume: 3.7★ from 17 Google reviews.
20 more window installers within 64 km that we can't rank yet: too few reviews, or a trade we couldn't confirm. Listed A to Z.
| Business | Google rating | Distance |
|---|---|---|
| "Aaron's renovation | 5.0★ (2) | In Greater Sudbury |
| Barné Building and Construction Inc. | 3.3★ (7) | In Greater Sudbury |
| Burton Construction | 5.0★ (4) | In Greater Sudbury |
| Corland Contracting Inc. | 5.0★ (10) | In Greater Sudbury |
| CRDN Ontario North | 1.0★ (1) | In Greater Sudbury |
| Crystal Clean Exteriors | 5.0★ (83) | In Greater Sudbury |
| Fresh-start-sudbury | 5.0★ (4) | In Greater Sudbury |
| Home & Haven Design Studio Inc. | 4.8★ (33) | In Greater Sudbury |
| Hutchison Maintenance | 4.8★ (22) | In Greater Sudbury |
| MIDDAUGH CUSTOM CARPENTRY | 5.0★ (4) | In Greater Sudbury |
| Northern Exteriors | 5.0★ (4) | In Greater Sudbury |
| Northern Shine | 5.0★ (28) | In Greater Sudbury |
| Patrick Roofing (Northern) Ltd | 3.5★ (20) | In Greater Sudbury |
| Performance Property Services | 5.0★ (2) | In Greater Sudbury |
| Roof Pros Plus Inc | 5.0★ (100) | In Greater Sudbury |
| Ryan & Sons Concrete Cutting Inc | 4.4★ (7) | In Greater Sudbury |
| SLV Homes | 4.0★ (8) | In Greater Sudbury |
| SRS Contracting | 4.3★ (8) | In Greater Sudbury |
| Sudbury Renovations | 5.0★ (42) | In Greater Sudbury |
| Superior Exteriors | 5.0★ (25) | In Greater Sudbury |
US national ranges converted to CAD, not adjusted for Greater Sudbury. Each row names its basis and the month we checked it.
| Job | Low | Typical | High | Basis | Checked |
|---|---|---|---|---|---|
| Window replacement | CA$4,830 | CA$10,330 | CA$16,640 | Per project (several windows): typical range of customer-reported projects. US national range converted at 1.4054 CAD per USD (Bank of Canada, October 20, 2026) | October 2026 |
We scored 16 Greater Sudbury 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 Greater Sudbury 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 |