238 insulation contractors ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →
Best overall in Harlem: Atticare, CR Score 61/100; 4.9★ from 820 Google reviews; open 7 days a week.
Best for emergencies (open 24/7): A&J Insulation, posts 24/7 hours; ranked #4 of 238.
Most-reviewed: EcoShield Pest Solutions, 5,457 Google reviews at 4.8★, the most of 238 ranked; ranked #7.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
238 Harlem insulation contractors are ranked here by CR Score, from ten published factors. 24 are open 24/7, 158 open Saturdays and 92 open Sundays, based on posted hours. The median Google rating is 5.0★ across 238 rated businesses.
| Rank | Business | CR Score | Google rating | Based in | Hours | Best for |
|---|---|---|---|---|---|---|
| 1 | Atticare | 61 | 4.9★ (820) | Wallington, 10 mi away | Sat · Sun · Evenings | Overall |
| 2 | JP McHale Pest Management | 61 | 4.9★ (555) | Hell's Kitchen, 4 mi away | Sat | — |
| 3 | Home Experts Inc | 60 | 4.9★ (459) | Fair Lawn, 14 mi away | Sat · Sun · Evenings | — |
| 4 | A&J Insulation | 59 | 5.0★ (94) | Brooklyn, 14 mi away | 24/7 | Emergencies |
| 5 | 365 Kool | 59 | 4.6★ (45) | Greenpoint, 5 mi away | 24/7 | — |
| 6 | Go Go Green Insulation | 58 | 5.0★ (80) | Brooklyn, 10 mi away | Sat · Sun | — |
| 7 | EcoShield Pest Solutions | 58 | 4.8★ (5,457) | Hicksville, 23 mi away | Sat | Most reviews |
| 8 | Insulation Builders | 58 | 5.0★ (42) | Brooklyn, 14 mi away | 24/7 | — |
| 9 | LARRY HEATING & AC SERVICES | 58 | 4.6★ (58) | Hell's Kitchen, 5 mi away | Sat · Sun | — |
| 10 | PRO MASTER CONSTRUCTION NJ LLC | 58 | 5.0★ (20) | Saddle Brook, 10 mi away | 24/7 | — |
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 trade focus: 4.9★ from 820 Google reviews, listed on Google as “Insulation contractor”.
Based in Hell's Kitchen, 4 mi away
Ranked #2 because of its Google rating and trade focus: 4.9★ from 555 Google reviews, listed on Google as “Insulation contractor”.
Based in Fair Lawn, 14 mi away
Ranked #3 because of its Google rating and trade focus: 4.9★ from 459 Google reviews, listed on Google as “Insulation contractor”.
Based in Brooklyn, 14 mi away
Ranked #4 because of its Google rating and trade focus: 5.0★ from 94 Google reviews, listed on Google as “Insulation contractor”.
Based in Greenpoint, 5 mi away
Ranked #5 because of its Google rating and trade focus: 4.6★ from 45 Google reviews, listed on Google as “Insulation contractor”.
Based in Brooklyn, 10 mi away
Ranked #6 because of its Google rating and trade focus: 5.0★ from 80 Google reviews, listed on Google as “Insulation contractor”.
Based in Hicksville, 23 mi away
Ranked #7 because of its Google rating and review volume: 4.8★ from 5,457 Google reviews, the most in Harlem.
Based in Brooklyn, 14 mi away
Ranked #8 because of its Google rating and trade focus: 5.0★ from 42 Google reviews, listed on Google as “Insulation contractor”.
Based in Hell's Kitchen, 5 mi away
Ranked #9 because of its Google rating and trade focus: 4.6★ from 58 Google reviews, listed on Google as “Insulation contractor”.
Based in Saddle Brook, 10 mi away
Ranked #10 because of its Google rating and trade focus: 5.0★ from 20 Google reviews, listed on Google as “Insulation contractor”.
Based in Larchmont, 9 mi away
Ranked #11 because of its Google rating and review volume: 4.9★ from 976 Google reviews.
Based in Carlstadt, 4 mi away
Ranked #12 because of its Google rating and trade focus: 5.0★ from 16 Google reviews, listed on Google as “Insulation contractor”.
Based in Woodhaven, 9 mi away
Ranked #13 because of its Google rating and trade focus: 5.0★ from 28 Google reviews, listed on Google as “Insulation contractor”.
Based in Mount Vernon, 6 mi away
Ranked #14 because of its Google rating and trade focus: 5.0★ from 6 Google reviews, listed on Google as “Insulation contractor”.
Based in Larchmont, 13 mi away
Ranked #15 because of its Google rating and trade focus: 4.9★ from 56 Google reviews, listed on Google as “Insulation contractor”.
Based in Ridgefield, 4 mi away
Ranked #16 because of its Google rating and trade focus: 5.0★ from 3 Google reviews, listed on Google as “Insulation contractor”.
Based in Woodbridge, 25 mi away
Ranked #17 because of its Google rating and trade focus: 4.9★ from 1,005 Google reviews, listed on Google as “Insulation contractor”.
Based in Carlstadt, 9 mi away
Ranked #18 because of its Google rating and trade focus: 4.6★ from 9 Google reviews, listed on Google as “Insulation contractor”.
Based in Bushwick, 5 mi away
Ranked #19 because of its Google rating and trade focus: 5.0★ from 30 Google reviews, listed on Google as “Insulation contractor”.
Based in Brooklyn, 10 mi away
Ranked #20 because of its Google rating and trade focus: 5.0★ from 69 Google reviews, listed on Google as “Insulation contractor”.
Based in Bloomfield, 13 mi away
Ranked #21 because of its Google rating and trade focus: 4.8★ from 51 Google reviews, listed on Google as “Insulation contractor”.
Based in Valley Cottage, 22 mi away
Ranked #22 because of its Google rating and trade focus: 4.9★ from 171 Google reviews, listed on Google as “Insulation contractor”.
Based in Yonkers, 9 mi away
Ranked #23 because of its Google rating and trade focus: 5.0★ from 17 Google reviews, listed on Google as “Insulation contractor”.
Based in East Hanover, 21 mi away
Ranked #24 because of its Google rating and trade focus: 4.9★ from 106 Google reviews, listed on Google as “Insulation contractor”.
Based in Kearny, 10 mi away
Ranked #25 because of its Google rating and trade focus: 4.9★ from 211 Google reviews, listed on Google as “Insulation contractor”.
#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 238 ranked insulation contractors here; the rest are on their profiles.
20 more insulation contractors within 25 mi that we can't rank yet: too few reviews, or a trade we couldn't confirm. Listed A to Z.
National price ranges in USD, not adjusted for Harlem. Each row names its basis and the month we checked it.
| Job | Low | Typical | High | Basis | Checked |
|---|---|---|---|---|---|
| Attic insulation | $1,700 | $2,100 | $2,500 | Per attic: typical range of customer-reported jobs (about $1 to $3 per sq ft). US national range | October 2026 |
We scored 238 Harlem insulation contractors 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 Harlem 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 |