31 insulation contractors ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →
Best overall in Bow Bog: USA Insulation of Southern NH, CR Score 84/100; 4.6★ from 291 Google reviews; open Saturdays until 2 PM.
Best for emergencies (open 24/7): RJ PRO Insulation, posts 24/7 hours; ranked #2 of 31.
Most-reviewed: A Plus Energy Services, 59 Google reviews at 4.8★, the most of 31 ranked after USA Insulation of Southern NH; ranked #17.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
31 Bow Bog insulation contractors are ranked here by CR Score, from 8 published factors. 4 are open 24/7, 18 open Saturdays and 9 open Sundays, based on posted hours. The median Google rating is 5.0★ across 31 rated businesses.
| Rank | Business | CR Score | Google rating | Based in | Hours | Best for |
|---|---|---|---|---|---|---|
| 1 | USA Insulation of Southern NH | 84 | 4.6★ (291) | Manchester, 9 mi away | Sat | Overall |
| 2 | RJ PRO Insulation | 84 | 5.0★ (9) | Abington, 10 mi away | 24/7 | Emergencies |
| 3 | My Home Contracting | 82 | 5.0★ (7) | Concord, 14 mi away | 24/7 | — |
| 4 | Spray Foam Insulators By Luke Whitcomb | 82 | 5.0★ (35) | Concord, 12 mi away | — | — |
| 5 | Mill City Energy | 81 | 5.0★ (16) | Auburn, 12 mi away | — | — |
| 6 | BCI Insulation | 81 | 5.0★ (46) | Grafton, 14 mi away | Sat | — |
| 7 | Best Choice Insulation services | 81 | 5.0★ (37) | Arlington, 12 mi away | Sat | — |
| 8 | CJS Construction | 80 | 5.0★ (15) | Hudson, 16 mi away | Sat · Sun | — |
| 9 | Cml mold remediation | 80 | 5.0★ (3) | Derry, 12 mi away | 24/7 | — |
| 10 | TH Finish Carpentry - Carpenter in Nashua | 80 | 5.0★ (12) | Nashua, 24 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 review volume: 4.6★ from 291 Google reviews, the most Google reviews on this list (291).
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Abington, 10 mi away
Ranked #2 because of its Google rating and availability: 5.0★ from 9 Google reviews, open 24/7.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Concord, 14 mi away
Ranked #3 because of its Google rating and availability: 5.0★ from 7 Google reviews, open 24/7.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Concord, 12 mi away
Ranked #4 because of its Google rating and trade focus: 5.0★ from 35 Google reviews, listed on Google as “Insulation contractor”.
Based on 5 of 8 factors; credentials, recency and availability not yet collected.
Based in Auburn, 12 mi away
Ranked #5 because of its Google rating and trade focus: 5.0★ from 16 Google reviews, listed on Google as “Insulation contractor”.
Based on 5 of 8 factors; credentials, recency and availability not yet collected.
Based in Grafton, 14 mi away
Ranked #6 because of its Google rating and trade focus: 5.0★ from 46 Google reviews, listed on Google as “Insulation contractor”.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Arlington, 12 mi away
Ranked #7 because of its Google rating and trade focus: 5.0★ from 37 Google reviews, listed on Google as “Insulation contractor”.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Hudson, 16 mi away
Ranked #8 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 Derry, 12 mi away
Ranked #9 because of its Google rating and availability: 5.0★ from 3 Google reviews, open 24/7.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Nashua, 24 mi away
Ranked #10 because of its Google rating and availability: 5.0★ from 12 Google reviews, open 24/7.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Auburn, 8 mi away
Ranked #11 because of its Google rating and trade focus: 4.9★ from 38 Google reviews, listed on Google as “Insulation contractor”.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Bedford, 9 mi away
Ranked #12 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.
Based in Concord, 8 mi away
Ranked #13 because of its Google rating and review volume: 5.0★ from 24 Google reviews, 24 Google reviews.
Based on 5 of 8 factors; credentials, recency and availability not yet collected.
Based in Manchester, 3 mi away
Ranked #14 because of its Google rating and trade focus: 3.0★ from 4 Google reviews, listed on Google as “Insulation contractor”.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Concord, 10 mi away
Ranked #15 because of its Google rating and trade focus: 4.5★ from 46 Google reviews, listed on Google as “Insulation contractor”.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Pembroke, 15 mi away
Ranked #16 because of its Google rating and trade focus: 5.0★ from 6 Google reviews, listed on Google as “Insulation contractor”.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Milford, 22 mi away
Ranked #17 because of its Google rating and trade focus: 4.8★ from 59 Google reviews, listed on Google as “Insulation contractor”.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Derry, 19 mi away
Ranked #18 because of its Google rating and availability: 4.6★ from 21 Google reviews, open 7 days a week.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Concord, 2 mi away
Ranked #19 because of its Google rating and trade focus: 5.0★ from 3 Google reviews, listed on Google as “Insulation contractor”.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Franklin, 22 mi away
Ranked #20 because of its Google rating and trade focus: 4.6★ 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 Concord, 6 mi away
Ranked #21 because of its Google rating and trade focus: 4.0★ from 8 Google reviews, listed on Google as “Insulation contractor”.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Barrington, 24 mi away
Ranked #22 because of its Google rating and trade focus: 4.6★ from 14 Google reviews, listed on Google as “Insulation contractor”.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Concord, 14 mi away
Ranked #23 because of its Google rating and availability: 4.2★ from 5 Google reviews, open 7 days a week.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Auburn, 16 mi away
Ranked #24 because of its Google rating and availability: 5.0★ from 6 Google reviews, open 7 days a week.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Auburn, 10 mi away
Ranked #25 because of its Google rating and trade focus: 3.5★ from 20 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 #31, in CR Score order; each links to its profile.
| Rank | Business | CR Score | Google rating | Distance |
|---|---|---|---|---|
| 26 | Infrared Diagnostic LLC | 71 | 5.0★ (3) | 10 mi |
| 27 | Trans-Eagle Insulation Co | 71 | 5.0★ (3) | 25 mi |
| 28 | Ken Cousins Carpentry, LLC | 70 | 5.0★ (7) | 16 mi |
| 29 | Energy Improvements of NH, LLC | 66 | 3.5★ (29) | 6 mi |
| 30 | New England Remediation Services, LLC | 64 | 4.2★ (29) | 21 mi |
| 31 | G and N Construction LLC | 63 | 3.7★ (3) | 22 mi |
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.
| Business | Google rating | Distance |
|---|---|---|
| Alpha Insulation | 9 mi | |
| Amherst Insulation & Firestop | 5.0★ (1) | 13 mi |
| Buc's Lagoon | 11 mi | |
| Damon Insulation Co | 5.0★ (1) | 2 mi |
| GEE Insulation | 14 mi | |
| Grade 1 Insulation | 5.0★ (1) | 12 mi |
| Green Stamp LLC | 4 mi | |
| Insulating Technologies Inc | 11 mi | |
| Kj's Energy Savers LLC | 5.0★ (2) | 22 mi |
| Krempel Insulation Technologies LP | 5.0★ (1) | 13 mi |
| LTK Insulation Technologies | 2 mi | |
| Northern Insulation | 4 mi | |
| Oak Hill Spray Foam Insulation, LLC | 4 mi | |
| OPM MECHANICAL INSULATION LLC | 3.0★ (2) | 12 mi |
| Pro Warrior Insulation | 5.0★ (1) | 12 mi |
| Solergy llc | 5.0★ (2) | 24 mi |
| Supreme Insulation | 10 mi | |
| The Best Insulation Services | 2.0★ (1) | 14 mi |
| Timberline Holdings | 6 mi | |
| Walker Restoration Contractors LLC | 5.0★ (1) | 13 mi |
National price ranges in USD, not adjusted for Bow Bog. 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 31 Bow Bog 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 Bow Bog 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 |