22 insulation contractors ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →
Best overall in Winchester Center: Eco Energy Guard LLC, CR Score 63/100; 5.0★ from 96 Google reviews; open 7 days a week.
Best for emergencies (open 24/7): Graves Brothers Home Improvement, posts 24/7 hours; ranked #13 of 22.
Most-reviewed: Harisi Energy LLC, 40 Google reviews at 4.8★, the most of 22 ranked after Eco Energy Guard LLC; ranked #9.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
22 Winchester Center insulation contractors are ranked here by CR Score, from ten published factors. 2 are open 24/7, 14 open Saturdays and 5 open Sundays, based on posted hours. The median Google rating is 4.8★ across 22 rated businesses.
| Rank | Business | CR Score | Google rating | Based in | Hours | Best for |
|---|---|---|---|---|---|---|
| 1 | Eco Energy Guard LLC | 63 | 5.0★ (96) | Farmington, 15 mi away | Sat · Sun · Evenings | Overall |
| 2 | Aj Insulation LLC | 61 | 5.0★ (24) | Torrington, 6 mi away | Sat · Sun · Evenings | — |
| 3 | Champion | 59 | 5.0★ (21) | Torrington, 6 mi away | Sat · Evenings | — |
| 4 | A&L Spray Foam Bloomfield | 57 | 5.0★ (25) | Bethel, 17 mi away | Sat · Evenings | — |
| 5 | R&M Insulation | 57 | 5.0★ (5) | Winsted, 3 mi away | — | — |
| 6 | Connecticut Dry Basements | 56 | 4.4★ (30) | Farmington, 17 mi away | Sat | — |
| 7 | Priority Spray Foam | 55 | 5.0★ (23) | Hartford, 25 mi away | Sat · Evenings | — |
| 8 | Connecticut Spray Foam Insulation | 55 | 5.0★ (36) | West Hartford, 23 mi away | — | — |
| 9 | Harisi Energy LLC | 55 | 4.8★ (40) | Oakville, 21 mi away | — | Most reviews |
| 10 | Energy Nerds LLC | 53 | 4.7★ (15) | New Britain, 25 mi away | Sat | — |
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: 5.0★ from 96 Google reviews, the most in Winchester Center.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Torrington, 6 mi away
Ranked #2 because of its Google rating and trade focus: 5.0★ from 24 Google reviews, listed on Google as “Insulation contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Torrington, 6 mi away
Ranked #3 because of its Google rating and trade focus: 5.0★ from 21 Google reviews, listed on Google as “Insulation contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Bethel, 17 mi away
Ranked #4 because of its Google rating and trade focus: 5.0★ from 25 Google reviews, listed on Google as “Insulation contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Winsted, 3 mi away
Ranked #5 because of its Google rating and trade focus: 5.0★ from 5 Google reviews, listed on Google as “Insulation contractor”.
Based on 7 of 10 factors; credentials, recency and availability not yet collected.
Based in Farmington, 17 mi away
Ranked #6 because of its Google rating and trade focus: 4.4★ from 30 Google reviews, listed on Google as “Insulation contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Hartford, 25 mi away
Ranked #7 because of its Google rating and trade focus: 5.0★ from 23 Google reviews, listed on Google as “Insulation contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in West Hartford, 23 mi away
Ranked #8 because of its Google rating and trade focus: 5.0★ from 36 Google reviews, listed on Google as “Insulation contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Oakville, 21 mi away
Ranked #9 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 New Britain, 25 mi away
Ranked #10 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 Hartford, 21 mi away
Ranked #11 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 Farmington, 13 mi away
Ranked #12 because of its Google rating and trade focus: 4.7★ from 3 Google reviews, listed on Google as “Insulation contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in West Hartford, 23 mi away
Ranked #13 because of its Google rating and review volume: 4.6★ from 22 Google reviews.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Waterbury, 24 mi away
Ranked #14 because of its Google rating and review volume: 5.0★ from 37 Google reviews.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Farmington, 23 mi away
Ranked #15 because of its Google rating and review volume: 4.9★ from 11 Google reviews.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in West Hartford, 24 mi away
Ranked #16 because of its Google rating and trade focus: 3.5★ from 18 Google reviews, listed on Google as “Insulation contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in West Hartford, 23 mi away
Ranked #17 because of its Google rating and review volume: 4.8★ from 23 Google reviews.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Torrington, 3 mi away
Ranked #18 because of its Google rating and trade focus: 3.7★ from 3 Google reviews, listed on Google as “Roofing contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Simsbury Center, 22 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 8 of 10 factors; credentials and recency not yet collected.
Based in West Hartford, 24 mi away
Ranked #20 because of its Google rating and review volume: 4.7★ from 40 Google reviews.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Farmington, 15 mi away
Ranked #21 because of its Google rating and trade focus: 3.7★ from 3 Google reviews, listed on Google as “Contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Bristol, 18 mi away
Ranked #22 because of its Google rating and trade focus: 4.3★ from 6 Google reviews, listed on Google as “Roofing contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
17 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 |
|---|---|---|
| Alves LLC | 5.0★ (2) | 6 mi |
| Bright Solutions, LLC | 5.0★ (1) | 24 mi |
| Bright Solutions, LLC | 5.0★ (1) | 24 mi |
| Ceilings Inc. | 3.0★ (1) | 24 mi |
| Charette Drywall Systems LLC | 5.0★ (1) | 16 mi |
| Connecticut's Handyman | 5.0★ (1) | 24 mi |
| Dutchman Construction | 3 mi | |
| Eman Home | 25 mi | |
| Energy Resources | 5.0★ (2) | 17 mi |
| Fleming's Property Services LLC | 5.0★ (1) | 16 mi |
| Green Star Energy Solutions | 5.0★ (1) | 24 mi |
| New Beginnings Construction & Manufacturing LLC | 16 mi | |
| Northeast Spray Foam, LLC | 5.0★ (2) | 18 mi |
| O & A INSULATION, LLC. | 21 mi | |
| Ocean Fireproofing | 23 mi | |
| R&M Insulation | 6 mi | |
| Westfhal | 5.0★ (1) | 24 mi |
National price ranges in USD, not adjusted for Winchester Center. 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 22 Winchester Center 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 Winchester Center 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 |