210 insulation contractors ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →
Best overall in Hanover: Atticare, CR Score 86/100; 4.9★ from 820 Google reviews; open 7 days a week.
Best for emergencies (open 24/7): PRO MASTER CONSTRUCTION NJ LLC, posts 24/7 hours; ranked #4 of 210.
Most-reviewed: EcoShield Pest Solutions, 6,084 Google reviews at 4.8★, the most of 210 ranked; ranked #6.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
210 Hanover insulation contractors are ranked here by CR Score, from 8 published factors. 16 are open 24/7, 133 open Saturdays and 63 open Sundays, based on posted hours. The median Google rating is 4.9★ across 210 rated businesses.
| Rank | Business | CR Score | Google rating | Based in | Hours | Best for |
|---|---|---|---|---|---|---|
| 1 | Atticare | 86 | 4.9★ (820) | Wallington, 14 mi away | Sat · Sun · Evenings | Overall |
| 2 | Thermal Shield Insulation | 86 | 4.9★ (106) | East Hanover, 4 mi away | Sat · Sun · Evenings | — |
| 3 | Home Experts Inc | 85 | 4.9★ (459) | Fair Lawn, 15 mi away | Sat · Sun · Evenings | — |
| 4 | PRO MASTER CONSTRUCTION NJ LLC | 84 | 5.0★ (20) | Saddle Brook, 15 mi away | 24/7 | Emergencies |
| 5 | DoctorEnergySmart | 83 | 4.9★ (146) | Dover, 10 mi away | Sat · Sun | — |
| 6 | EcoShield Pest Solutions | 83 | 4.8★ (6,084) | Edison, 20 mi away | Sat | Most reviews |
| 7 | Creative Home Services LLC | 83 | 4.2★ (10) | Haledon, 9 mi away | 24/7 | — |
| 8 | Atticrawl LLC | 82 | 4.9★ (1,005) | Woodbridge, 18 mi away | Sun · Evenings | — |
| 9 | Green Rodent Restoration LLC | 82 | 4.6★ (40) | Edison, 19 mi away | 24/7 | — |
| 10 | 365 Kool | 82 | 4.6★ (45) | Greenpoint, 20 mi away | 24/7 | — |
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 trade focus: 4.9★ from 820 Google reviews, listed on Google as “Insulation contractor”.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in East Hanover, 4 mi away
Ranked #2 because of its Google rating and trade focus: 4.9★ from 106 Google reviews, listed on Google as “Insulation contractor”.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Fair Lawn, 15 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 on 6 of 8 factors; credentials and recency not yet collected.
Based in Saddle Brook, 15 mi away
Ranked #4 because of its Google rating and availability: 5.0★ from 20 Google reviews, open 24/7.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Dover, 10 mi away
Ranked #5 because of its Google rating and trade focus: 4.9★ from 146 Google reviews, listed on Google as “Insulation contractor”.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Edison, 20 mi away
Ranked #6 because of its Google rating and review volume: 4.8★ from 6,084 Google reviews, the most Google reviews on this list (6,084).
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Haledon, 9 mi away
Ranked #7 because of its Google rating and availability: 4.2★ from 10 Google reviews, open 24/7.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Woodbridge, 18 mi away
Ranked #8 because of its Google rating and trade focus: 4.9★ from 1,005 Google reviews, listed on Google as “Insulation contractor”.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Edison, 19 mi away
Ranked #9 because of its Google rating and availability: 4.6★ from 40 Google reviews, open 24/7.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Greenpoint, 20 mi away
Ranked #10 because of its Google rating and availability: 4.6★ from 45 Google reviews, open 24/7.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Carlstadt, 15 mi away
Ranked #11 because of its Google rating and availability: 4.6★ from 9 Google reviews, open 24/7.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Linden, 13 mi away
Ranked #12 because of its Google rating and trade focus: 5.0★ from 27 Google reviews, listed on Google as “Insulation contractor”.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Bloomfield, 9 mi away
Ranked #13 because of its Google rating and trade focus: 4.8★ from 51 Google reviews, listed on Google as “Insulation contractor”.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Newark, 12 mi away
Ranked #14 because of its Google rating and trade focus: 5.0★ from 15 Google reviews, listed on Google as “Insulation contractor”.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Newark, 9 mi away
Ranked #15 because of its Google rating and trade focus: 5.0★ from 9 Google reviews, listed on Google as “Insulation contractor”.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Hell's Kitchen, 21 mi away
Ranked #16 because of its Google rating and trade focus: 4.9★ from 555 Google reviews, listed on Google as “Insulation contractor”.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Elmwood Park, 15 mi away
Ranked #17 because of its Google rating and availability: 5.0★ from 111 Google reviews, open 24/7.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in East Hanover, 2 mi away
Ranked #18 because of its Google rating and trade focus: 4.9★ from 15 Google reviews, listed on Google as “Insulation contractor”.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Plainfield, 13 mi away
Ranked #19 because of its Google rating and trade focus: 5.0★ from 65 Google reviews, listed on Google as “Insulation contractor”.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Budd Lake, 16 mi away
Ranked #20 because of its Google rating and trade focus: 5.0★ from 15 Google reviews, listed on Google as “Insulation contractor”.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Budd Lake, 10 mi away
Ranked #21 because of its Google rating and trade focus: 4.7★ from 15 Google reviews, listed on Google as “Insulation contractor”.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Bernardsville, 14 mi away
Ranked #22 because of its Google rating and availability: 5.0★ from 334 Google reviews, open 7 days a week.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Park Ridge, 24 mi away
Ranked #23 because of its Google rating and availability: 5.0★ from 5 Google reviews, open 24/7.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Union, 8 mi away
Ranked #24 because of its Google rating and trade focus: 5.0★ from 5 Google reviews, listed on Google as “Insulation contractor”.
Based on 5 of 8 factors; credentials, recency and availability not yet collected.
Based in Paterson, 14 mi away
Ranked #25 because of its Google rating and trade focus: 5.0★ from 7 Google reviews, listed on Google as “Insulation contractor”.
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 210 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 Hanover. 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 210 Hanover insulation contractors 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 Hanover 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 |