898 window installers ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →
Best overall in Fair Lawn: PRO-TECH WINDOWS & DOORS LLC, CR Score 89/100; 5.0★ from 42 Google reviews; open 24/7.
Best for emergencies (open 24/7): SafeBuddy LLC, posts 24/7 hours; ranked #2 of 898.
Most-reviewed: Renewal by Andersen of Long Island, 3,081 Google reviews at 4.9★, the most of 898 ranked; ranked #10.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
898 Fair Lawn window installers are ranked here by CR Score, from 8 published factors. 128 are open 24/7, 614 open Saturdays and 282 open Sundays, based on posted hours. The median Google rating is 4.9★ across 898 rated businesses.
| Rank | Business | CR Score | Google rating | Based in | Hours | Best for |
|---|---|---|---|---|---|---|
| 1 | PRO-TECH WINDOWS & DOORS LLC | 89 | 5.0★ (42) | Hawthorne, 2 mi away | 24/7 | Overall |
| 2 | SafeBuddy LLC | 88 | 5.0★ (175) | Brooklyn, 22 mi away | 24/7 | Emergencies |
| 3 | Star Windows Doors Siding and Roofing | 88 | 5.0★ (41) | Carlstadt, 5 mi away | 24/7 | — |
| 4 | Window MD | 88 | 5.0★ (76) | West Milford, 14 mi away | 24/7 | — |
| 5 | Star Windows, Doors & Roofing | 88 | 5.0★ (168) | Carlstadt, 5 mi away | Sat · Sun · Evenings | — |
| 6 | Manhattan, NYC Glass, Door and Window Service by ATG | 87 | 4.9★ (86) | Astoria, 16 mi away | 24/7 | — |
| 7 | Window Repair US Inc | 86 | 4.9★ (412) | Manhattan, 16 mi away | Sat · Sun · Evenings | — |
| 8 | Best Builder Construction | 86 | 5.0★ (81) | Garfield, 5 mi away | Sat · Sun | — |
| 9 | Victory Home Remodeling | 86 | 4.6★ (2,136) | Lincroft, 40 mi away | 24/7 | — |
| 10 | Renewal by Andersen of Long Island | 86 | 4.9★ (3,081) | Farmingdale, 40 mi away | Sat · Sun · Evenings | Most reviews |
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 availability: 5.0★ from 42 Google reviews, open 24/7.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Brooklyn, 22 mi away
Ranked #2 because of its Google rating and availability: 5.0★ from 175 Google reviews, open 24/7.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Carlstadt, 5 mi away
Ranked #3 because of its Google rating and availability: 5.0★ from 41 Google reviews, open 24/7.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in West Milford, 14 mi away
Ranked #4 because of its Google rating and availability: 5.0★ from 76 Google reviews, open 24/7.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Carlstadt, 5 mi away
Ranked #5 because of its Google rating and trade focus: 5.0★ from 168 Google reviews, listed on Google as “Window installation service”.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Astoria, 16 mi away
Ranked #6 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 Manhattan, 16 mi away
Ranked #7 because of its Google rating and trade focus: 4.9★ from 412 Google reviews, listed on Google as “Window installation service”.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Garfield, 5 mi away
Ranked #8 because of its Google rating and trade focus: 5.0★ from 81 Google reviews, listed on Google as “Window installation service”.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Lincroft, 40 mi away
Ranked #9 because of its Google rating and availability: 4.6★ from 2,136 Google reviews, open 24/7.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Farmingdale, 40 mi away
Ranked #10 because of its Google rating and trade focus: 4.9★ from 3,081 Google reviews, listed on Google as “Window installation service”.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in East Hanover, 21 mi away
Ranked #11 because of its Google rating and trade focus: 5.0★ from 250 Google reviews, listed on Google as “Window installation service”.
Based on 5 of 8 factors; credentials, recency and availability not yet collected.
Based in Carlstadt, 3 mi away
Ranked #12 because of its Google rating and availability: 5.0★ from 10 Google reviews, open 24/7.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Manhasset, 25 mi away
Ranked #13 because of its Google rating and trade focus: 4.9★ from 535 Google reviews, listed on Google as “Window installation service”.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Floral Park, 27 mi away
Ranked #14 because of its Google rating and availability: 5.0★ from 106 Google reviews, open 24/7.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Oradell, 6 mi away
Ranked #15 because of its Google rating and availability: 5.0★ from 263 Google reviews, open 24/7.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Fairfield, 9 mi away
Ranked #16 because of its Google rating and availability: 5.0★ from 303 Google reviews, open 24/7.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Hackensack, 6 mi away
Ranked #17 because of its Google rating and availability: 4.9★ from 346 Google reviews, open 24/7.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Middletown, 38 mi away
Ranked #18 because of its Google rating and trade focus: 4.9★ from 1,110 Google reviews, listed on Google as “Window installation service”.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Stamford, 31 mi away
Ranked #19 because of its Google rating and trade focus: 4.8★ from 890 Google reviews, listed on Google as “Window installation service”.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Brooklyn, 23 mi away
Ranked #20 because of its Google rating and trade focus: 5.0★ from 345 Google reviews, listed on Google as “Window installation service”.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in North Stamford, 14 mi away
Ranked #21 because of its Google rating and trade focus: 4.9★ from 103 Google reviews, listed on Google as “Window installation service”.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Brooklyn, 24 mi away
Ranked #22 because of its Google rating and availability: 4.9★ from 39 Google reviews, open 24/7.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Rye, 23 mi away
Ranked #23 because of its Google rating and trade focus: 5.0★ from 139 Google reviews, listed on Google as “Window installation service”.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in East Elmhurst, 21 mi away
Ranked #24 because of its Google rating and trade focus: 5.0★ from 160 Google reviews, listed on Google as “Window installation service”.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Brooklyn, 16 mi away
Ranked #25 because of its Google rating and trade focus: 4.9★ from 704 Google reviews, listed on Google as “Window installation service”.
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 898 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.
Typical prices in USD, adjusted for New Jersey 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 898 Fair Lawn 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 Fair Lawn 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 |