43 window installers ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →
Best overall in Johnstown: Renewal by Andersen of West Central PA, CR Score 84/100; 4.9★ from 1,526 Google reviews; open Saturdays until 2 PM.
Best for emergencies (open 24/7): Professional Construction Solutions LLC, posts 24/7 hours; ranked #2 of 43.
Most-reviewed: Window World of Altoona, 880 Google reviews at 4.8★, the most of 43 ranked after Renewal by Andersen of West Central PA; ranked #3.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
43 Johnstown window installers are ranked here by CR Score, from 8 published factors. 8 are open 24/7, 26 open Saturdays and 14 open Sundays, based on posted hours. The median Google rating is 4.8★ across 43 rated businesses.
| Rank | Business | CR Score | Google rating | Based in | Hours | Best for |
|---|---|---|---|---|---|---|
| 1 | Renewal by Andersen of West Central PA | 84 | 4.9★ (1,526) | Altoona, 28 mi away | Sat | Overall |
| 2 | Professional Construction Solutions LLC | 83 | 4.9★ (84) | Johnstown | 24/7 | Emergencies |
| 3 | Window World of Altoona | 82 | 4.8★ (880) | Altoona, 27 mi away | Sat | Most reviews |
| 4 | Window King Altoona | 82 | 5.0★ (15) | Altoona, 32 mi away | 24/7 | — |
| 5 | Window World of South Central PA & Northwest MD | 80 | 4.9★ (538) | Somerset, 22 mi away | — | — |
| 6 | Best Window & Door Company | 80 | 4.6★ (260) | Johnstown | — | — |
| 7 | R and C Glass | 79 | 4.8★ (372) | Plum, 37 mi away | Sat | — |
| 8 | A&H Glassblock | 79 | 5.0★ (14) | Latrobe, 32 mi away | Sat · Sun · Evenings | — |
| 9 | Home Genius Exteriors | 78 | 5.0★ (23) | Johnstown | Sat · Sun · Evenings | — |
| 10 | Mihalko's General Contracting | 78 | 3.9★ (100) | Johnstown | 24/7 | — |
Ordered by CR Score, a 0–100 score from 8 published factors. Paid placement never changes the order.
Scores below: based on 6 of 8 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: 4.9★ from 1,526 Google reviews, the most Google reviews on this list (1,526).
Based in Johnstown
Ranked #2 because of its Google rating and availability: 4.9★ from 84 Google reviews, open 24/7.
Based in Altoona, 27 mi away
Ranked #3 because of its Google rating and trade focus: 4.8★ from 880 Google reviews, listed on Google as “Window installation service”.
Based in Altoona, 32 mi away
Ranked #4 because of its Google rating and availability: 5.0★ from 15 Google reviews, open 24/7.
Based in Somerset, 22 mi away
Ranked #5 because of its Google rating and trade focus: 4.9★ from 538 Google reviews, listed on Google as “Window installation service”.
Based in Johnstown
Ranked #6 because of its Google rating and trade focus: 4.6★ from 260 Google reviews, listed on Google as “Window installation service”.
Based in Plum, 37 mi away
Ranked #7 because of its Google rating and trade focus: 4.8★ from 372 Google reviews, listed on Google as “Window installation service”.
Based in Latrobe, 32 mi away
Ranked #8 because of its Google rating and trade focus: 5.0★ from 14 Google reviews, listed on Google as “Window installation service”.
Based in Johnstown
Ranked #9 because of its Google rating and availability: 5.0★ from 23 Google reviews, open 7 days a week.
Based in Johnstown
Ranked #10 because of its Google rating and availability: 3.9★ from 100 Google reviews, open 24/7.
Based in Altoona, 29 mi away
Ranked #11 because of its Google rating and review volume: 4.8★ from 255 Google reviews, 255 Google reviews.
Based in Washington, 35 mi away
Ranked #12 because of its Google rating and availability: 3.8★ from 4 Google reviews, open 24/7.
Based in Murrysville, 36 mi away
Ranked #13 because of its Google rating and review volume: 4.8★ from 396 Google reviews, 396 Google reviews.
Based in Indiana, 24 mi away
Ranked #14 because of its Google rating and trade focus: 5.0★ from 3 Google reviews, listed on Google as “Window installation service”.
Based in Greensburg, 33 mi away
Ranked #15 because of its Google rating and trade focus: 5.0★ from 127 Google reviews, listed on Google as “Window installation service”.
Based in Greensburg, 33 mi away
Ranked #16 because of its Google rating and availability: 4.8★ from 20 Google reviews, open 24/7.
Based in Johnstown
Ranked #17 because of its Google rating and availability: 1.3★ from 6 Google reviews, open 24/7.
Based in Murrysville, 36 mi away
Ranked #18 because of its Google rating and trade focus: 5.0★ from 58 Google reviews, listed on Google as “Window installation service”.
Based in Indiana, 24 mi away
Ranked #19 because of its Google rating and availability: 3.3★ from 7 Google reviews, open 24/7.
Based in Greensburg, 30 mi away
Ranked #20 because of its Google rating and availability: 4.8★ from 27 Google reviews, open 7 days a week.
Based in Altoona, 34 mi away
Ranked #21 because of its Google rating and trade focus: 5.0★ from 61 Google reviews, listed on Google as “Window installation service”.
Based in Lower Burrell, 38 mi away
Ranked #22 because of its Google rating and trade focus: 5.0★ from 8 Google reviews, listed on Google as “Window installation service”.
Based in Indiana, 24 mi away
Ranked #23 because of its Google rating and trade focus: 4.5★ from 23 Google reviews, listed on Google as “Window installation service”.
Based in Altoona, 30 mi away
Ranked #24 because of its Google rating and availability: 2.3★ from 3 Google reviews, open 24/7.
Based in Altoona, 35 mi away
Ranked #25 because of its Google rating and trade focus: 5.0★ from 20 Google reviews, listed on Google as “Window installation service”.
#1 to #25 are shown in full above. Here are #26 to #43, in CR Score order; each links to its profile.
| Rank | Business | CR Score | Google rating | Distance |
|---|---|---|---|---|
| 26 | Handyable | 70 | 4.5★ (11) | 13 mi |
| 27 | John's Roofing & Siding & Sandy's Window Co. inc. | 69 | 3.5★ (12) | 25 mi |
| 28 | R&R Roofing and General Contracting | 69 | 4.4★ (16) | 34 mi |
| 29 | Amy’s Window and Gutter Cleaning | 69 | 5.0★ (5) | 35 mi |
| 30 | Affordable Interiors | 68 | 4.3★ (19) | 24 mi |
| 31 | Latrobe Keystone Aluminum Products | 68 | 5.0★ (15) | 23 mi |
| 32 | Sparkle Window Cleaning | 68 | 3.8★ (8) | 36 mi |
| 33 | Top Notch Roofing Solutions | 67 | 5.0★ (42) | 33 mi |
| 34 | Cambria Roofing & Remodeling | 67 | 3.6★ (15) | In Johnstown |
| 35 | T. Harrer Construction, LLC | 66 | 5.0★ (34) | 32 mi |
| 36 | Greenwalt Diversified Services | 66 | 5.0★ (7) | 39 mi |
| 37 | Hilinski Construction Co., Inc. | 66 | 4.5★ (10) | 36 mi |
| 38 | SUPER(re)MODEL | 65 | 5.0★ (6) | 39 mi |
| 39 | Integrity Construction and Windows, Inc. | 65 | 4.4★ (7) | 32 mi |
| 40 | Apollo Window Doors & Siding | 65 | 3.0★ (4) | 38 mi |
| 41 | Blinds and Designs by Marcy | 65 | 5.0★ (9) | 23 mi |
| 42 | Integrity Construction and Windows, Inc. | 64 | 3.8★ (220) | 33 mi |
| 43 | 1st Choice Home Improvements | 61 | 4.1★ (24) | 30 mi |
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.
Typical prices in USD, adjusted for Pennsylvania with a published regional index. Each row names its basis and month.
| Job | Low | Typical | High | Basis | Checked |
|---|---|---|---|---|---|
| Window replacement | $3,730 | $7,980 | $12,860 | Per project (several windows): typical range of customer-reported projects. US national range × 1.09 Middle Atlantic factor (2025 Cost vs. Value Report) | October 2026 |
We scored 43 Johnstown 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 Johnstown 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 |