15 window installers ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →
Best overall in St. John's: Speedy Glass St. John's (Pippy Place), CR Score 62/100; 4.6★ from 95 Google reviews.
Best for emergencies (open 24/7): St Johns Exteriors Inc, posts 24/7 hours; ranked #7 of 15.
Most-reviewed: Eastern Siding & Window World, 77 Google reviews at 4.8★, the most of 15 ranked after Speedy Glass St. John's (Pippy Place); ranked #2.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
15 St. John's window installers are ranked here by CR Score, from ten published factors. 1 is open 24/7, 2 open Saturdays and 1 open Sundays, based on posted hours. The median Google rating is 4.8★ across 15 rated businesses.
| Rank | Business | CR Score | Google rating | Based in | Hours | Best for |
|---|---|---|---|---|---|---|
| 1 | Speedy Glass St. John's (Pippy Place) | 62 | 4.6★ (95) | St. John's | — | Overall |
| 2 | Eastern Siding & Window World | 61 | 4.8★ (77) | Mount Pearl, 9 km away | — | Most reviews |
| 3 | Speedy Glass Mount Pearl | 60 | 4.8★ (57) | Mount Pearl, 9 km away | — | — |
| 4 | Rydel Roofing, Siding, Windows & Doors | 58 | 4.9★ (69) | St. John's | — | — |
| 5 | Shed City and Outdoor Living Limited | 58 | 4.7★ (28) | Mount Pearl, 9 km away | — | — |
| 6 | Apple Auto Glass Mount Pearl | 56 | 4.5★ (18) | Mount Pearl, 10 km away | — | — |
| 7 | St Johns Exteriors Inc | 54 | 4.5★ (8) | St. John's | 24/7 | Emergencies |
| 8 | ABC Siding & Windows | 54 | 4.5★ (22) | St. John's | — | — |
| 9 | Speedy Glass Bay Roberts | 52 | 4.8★ (11) | Bay Roberts, 43 km away | — | — |
| 10 | Seal & Save Insulation Ltd | 52 | 4.9★ (40) | Bay Roberts, 44 km 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: 4.6★ from 95 Google reviews, the most in St. John's.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Mount Pearl, 9 km away
Ranked #2 because of its Google rating and trade focus: 4.8★ from 77 Google reviews, listed on Google as “Window installation service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Mount Pearl, 9 km away
Ranked #3 because of its Google rating and trade focus: 4.8★ from 57 Google reviews, listed on Google as “Window installation service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in St. John's
Ranked #4 because of its Google rating and review volume: 4.9★ from 69 Google reviews.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Mount Pearl, 9 km away
Ranked #5 because of its Google rating and trade focus: 4.7★ from 28 Google reviews, listed on Google as “Window installation service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Mount Pearl, 10 km away
Ranked #6 because of its Google rating and trade focus: 4.5★ from 18 Google reviews, listed on Google as “Window installation service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in St. John's
Ranked #7 because of its Google rating and availability: 4.5★ from 8 Google reviews, open 24/7.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in St. John's
Ranked #8 because of its Google rating and trade focus: 4.5★ from 22 Google reviews, listed on Google as “Window supplier”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Bay Roberts, 43 km away
Ranked #9 because of its Google rating and trade focus: 4.8★ from 11 Google reviews, listed on Google as “Window installation service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Bay Roberts, 44 km away
Ranked #10 because of its Google rating and review volume: 4.9★ from 40 Google reviews.
Based on 7 of 10 factors; credentials, recency and availability not yet collected.
Based in St. John's
Ranked #11 because of its Google rating and trade focus: 5.0★ from 8 Google reviews, listed on Google as “Roofing contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Conception Bay South, 33 km away
Ranked #12 because of its Google rating and trade focus: 5.0★ from 3 Google reviews, listed on Google as “Window installation service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Mount Pearl, 12 km away
Ranked #13 because of its Google rating and trade focus: 4.7★ from 3 Google reviews, listed on Google as “Window supplier”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in St. John's
Ranked #14 because of its Google rating and trade focus: 5.0★ from 3 Google reviews, listed on Google as “General contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Conception Bay South, 17 km away
Ranked #15 because of its Google rating and trade focus: 4.0★ from 4 Google reviews, listed on Google as “Deck builder”.
Based on 8 of 10 factors; credentials and recency not yet collected.
10 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 |
|---|---|---|
| CGH Home Development Ltd. | 13 km | |
| FreshNest Cleaning Solution | 5.0★ (9) | In St. John's |
| Gosse's Windows Doors & More | 5.0★ (1) | 43 km |
| Hampton Building Systems Inc. | 5.0★ (2) | 13 km |
| Industrial Scaffolding Inc | 5.0★ (1) | In St. John's |
| KeoCan Siding and Windows | 5.0★ (1) | In St. John's |
| L and K Contracting | In St. John's | |
| St. John's Window Cleaning | 5.0★ (1) | In St. John's |
| Sustainable Windows & Doors | In St. John's | |
| SWS Contracting | In St. John's |
US national ranges converted to CAD, not adjusted for St. John's. 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 15 St. John's 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 St. John's 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 |