41 insulation contractors ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →
Best overall in Gloucester: Neeeco, CR Score 59/100; 4.9★ from 3,580 Google reviews; open Saturdays until 4 PM.
Best for emergencies (open 24/7): Scaffolding & Shoring Specialists | Lothrop Co, posts 24/7 hours; ranked #6 of 41.
Most-reviewed: Revise Inc., 805 Google reviews at 4.6★, the most of 41 ranked after Neeeco; ranked #3.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
41 Gloucester insulation contractors are ranked here by CR Score, from ten published factors. 2 are open 24/7, 22 open Saturdays and 6 open Sundays, based on posted hours. The median Google rating is 4.9★ across 41 rated businesses.
| Rank | Business | CR Score | Google rating | Based in | Hours | Best for |
|---|---|---|---|---|---|---|
| 1 | Neeeco | 59 | 4.9★ (3,580) | Wilmington, 25 mi away | Sat · Evenings | Overall |
| 2 | John P. Insulation | 56 | 4.8★ (40) | Beverly, 12 mi away | Sat · Sun | — |
| 3 | Revise Inc. | 55 | 4.6★ (805) | Haverhill, 24 mi away | Sat | Most reviews |
| 4 | Boston Admirals Insulation | 54 | 4.9★ (41) | Everett, 24 mi away | Sat · Sun · Evenings | — |
| 5 | Master Spray Foam Insulation | 53 | 4.9★ (68) | Revere, 22 mi away | Sat | — |
| 6 | Scaffolding & Shoring Specialists | Lothrop Co | 53 | 4.8★ (9) | Malden, 24 mi away | 24/7 | Emergencies |
| 7 | Atlantic Weatherization LLC | 53 | 4.4★ (17) | Salem, 14 mi away | — | — |
| 8 | Energy Savers Home Performance | 53 | 5.0★ (22) | Beverly, 11 mi away | — | — |
| 9 | Green Energy Gains | 52 | 5.0★ (27) | Danvers, 14 mi away | — | — |
| 10 | Smooth | 52 | 4.9★ (62) | Lynn, 20 mi 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: 4.9★ from 3,580 Google reviews, the most in Gloucester.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Beverly, 12 mi away
Ranked #2 because of its Google rating and trade focus: 4.8★ from 40 Google reviews, listed on Google as “Insulation contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Haverhill, 24 mi away
Ranked #3 because of its Google rating and trade focus: 4.6★ from 805 Google reviews, listed on Google as “Insulation contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Everett, 24 mi away
Ranked #4 because of its Google rating and trade focus: 4.9★ from 41 Google reviews, listed on Google as “Insulation contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Revere, 22 mi away
Ranked #5 because of its Google rating and trade focus: 4.9★ from 68 Google reviews, listed on Google as “Insulation contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Malden, 24 mi away
Ranked #6 because of its Google rating and trade focus: 4.8★ from 9 Google reviews, listed on Google as “Insulation contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Salem, 14 mi away
Ranked #7 because of its Google rating and trade focus: 4.4★ from 17 Google reviews, listed on Google as “Insulation contractor”.
Based on 7 of 10 factors; credentials, recency and availability not yet collected.
Based in Beverly, 11 mi away
Ranked #8 because of its Google rating and trade focus: 5.0★ from 22 Google reviews, listed on Google as “Insulation contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Danvers, 14 mi away
Ranked #9 because of its Google rating and trade focus: 5.0★ from 27 Google reviews, listed on Google as “Insulation contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Lynn, 20 mi away
Ranked #10 because of its Google rating and trade focus: 4.9★ from 62 Google reviews, listed on Google as “Insulation contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Revere, 23 mi away
Ranked #11 because of its Google rating and trade focus: 5.0★ from 80 Google reviews, listed on Google as “Insulation contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Danvers, 14 mi away
Ranked #12 because of its Google rating and trade focus: 4.7★ from 31 Google reviews, listed on Google as “Insulation contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Marblehead, 12 mi away
Ranked #13 because of its Google rating and trade focus: 5.0★ from 4 Google reviews, listed on Google as “Insulation contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Amesbury, 19 mi away
Ranked #14 because of its Google rating and trade focus: 4.8★ from 73 Google reviews, listed on Google as “Insulation contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Andover, 11 mi away
Ranked #15 because of its Google rating and trade focus: 5.0★ from 8 Google reviews, listed on Google as “Insulation contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Peabody, 14 mi away
Ranked #16 because of its Google rating and trade focus: 5.0★ from 4 Google reviews, listed on Google as “Roofing contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Lynn, 18 mi away
Ranked #17 because of its Google rating and trade focus: 5.0★ from 4 Google reviews, listed on Google as “Insulation contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Reading, 24 mi away
Ranked #18 because of its Google rating and trade focus: 4.7★ from 15 Google reviews, listed on Google as “Insulation contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Danvers, 14 mi away
Ranked #19 because of its Google rating and review volume: 4.9★ from 125 Google reviews.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Saugus, 20 mi away
Ranked #20 because of its Google rating and trade focus: 4.8★ from 5 Google reviews, listed on Google as “Insulation contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Salem, 14 mi away
Ranked #21 because of its Google rating and trade focus: 1.0★ from 3 Google reviews, listed on Google as “Insulation contractor”.
Based on 7 of 10 factors; credentials, recency and availability not yet collected.
Based in Andover, 13 mi away
Ranked #22 because of its Google rating and review volume: 4.9★ from 66 Google reviews.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Haverhill, 25 mi away
Ranked #23 because of its Google rating and trade focus: 4.5★ from 10 Google reviews, listed on Google as “Insulation contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Peabody, 17 mi away
Ranked #24 because of its Google rating and trade focus: 4.9★ from 21 Google reviews, listed on Google as “Contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Haverhill, 25 mi away
Ranked #25 because of its Google rating and trade focus: 5.0★ from 6 Google reviews, listed on Google as “Insulation contractor”.
Based on 7 of 10 factors; credentials, recency and availability not yet collected.
National price ranges in USD, not adjusted for Gloucester. 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 41 Gloucester 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 Gloucester 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 |