59/100CR Score
Ranked #1 because of its Google rating and trade focus: 5.0★ from 96 Google reviews, listed on Google as “Insulation contractor”.
- 5.0★ from 96 Google reviews
- Hours
- Mon–Sat 7 AM–7 PM · Sun 7 AM–5 PM
Best Insulation Contractors in East Hartford, CT (2026)
52 insulation contractors ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →
The short answer
- 1
Best overall in East Hartford: Eco Energy Guard LLC, CR Score 59/100; 5.0★ from 96 Google reviews; open 7 days a week.
- 12
Best for emergencies (open 24/7): Scalzo Mechanical Insulation, LLC, posts 24/7 hours; ranked #12 of 52.
- 22
Most-reviewed: Homestead Comfort, 787 Google reviews at 4.7★, the most of 52 ranked; ranked #22.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
52 East Hartford insulation contractors are ranked here by CR Score, from ten published factors. 5 are open 24/7, 28 open Saturdays and 14 open Sundays, based on posted hours. The median Google rating is 4.8★ across 52 rated businesses.
Top 10 insulation contractors in East Hartford at a glance
| Rank | Business | CR Score | Google rating | Based in | Hours | Best for |
|---|---|---|---|---|---|---|
| 1 | Eco Energy Guard LLC | 59 | 5.0★ (96) | Farmington, 14 mi away | Sat · Sun · Evenings | Overall |
| 2 | Priority Inc. | 58 | 5.0★ (24) | East Hartford | Sat · Evenings | — |
| 3 | JT Energy LLC | 58 | 4.9★ (33) | South Windsor, 1 mi away | Sat | — |
| 4 | Precision | 58 | 5.0★ (23) | Ellington, 7 mi away | Sat · Sun · Evenings | — |
| 5 | Koala Insulation of Central Connecticut | 58 | 5.0★ (158) | Cromwell, 9 mi away | — | — |
| 6 | Fogarty's Home Services | 58 | 4.8★ (168) | Hartford, 15 mi away | Sat | — |
| 7 | Priority Spray Foam | 57 | 5.0★ (23) | Hartford, 4 mi away | Sat · Evenings | — |
| 8 | Koala Insulation of Eastern Connecticut | 57 | 4.9★ (83) | Manchester, 6 mi away | — | — |
| 9 | Connecticut Spray Foam Insulation | 56 | 5.0★ (36) | West Hartford, 6 mi away | — | — |
| 10 | Hartford Building Company LLC | 56 | 5.0★ (6) | Glastonbury, 5 mi away | Sat · Sun | — |
The 52 best insulation contractors in East Hartford, ranked
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.
Based in East Hartford
58/100CR ScoreRanked #2 because of its Google rating and trade focus: 5.0★ from 24 Google reviews, listed on Google as “Insulation contractor”.
- 5.0★ from 24 Google reviews
- Hours
- Mon–Sat 7 AM–7 PM · Sun closed
- Address
- 23 Elms Village Dr, East Hartford, CT 06118
Based in South Windsor, 1 mi away
58/100CR ScoreRanked #3 because of its Google rating and trade focus: 4.9★ from 33 Google reviews, listed on Google as “Insulation contractor”.
- 4.9★ from 33 Google reviews
- Hours
- Mon–Fri 8 AM–5 PM · Sat 8 AM–12 PM · Sun closed
- Address
- 200 Burnham St, South Windsor, CT 06074
#4 Precision
Based in Ellington, 7 mi away
58/100CR ScoreRanked #4 because of its Google rating and trade focus: 5.0★ from 23 Google reviews, listed on Google as “Insulation contractor”.
- 5.0★ from 23 Google reviews
- Hours
- Mon–Fri 7 AM–7 PM · Sat 8 AM–6 PM · Sun 8 AM–5 PM
Based in Cromwell, 9 mi away
58/100CR ScoreRanked #5 because of its Google rating and trade focus: 5.0★ from 158 Google reviews, listed on Google as “Insulation contractor”.
- 5.0★ from 158 Google reviews
- Hours
- Mon–Fri 8:30 AM–4 PM · Sat–Sun closed
- Address
- 148 Dividend Rd Unit A, Rocky Hill, CT 06067
Based in Hartford, 15 mi away
58/100CR ScoreRanked #6 because of its Google rating and trade focus: 4.8★ from 168 Google reviews, listed on Google as “Insulation contractor”.
- 4.8★ from 168 Google reviews
- Hours
- Mon–Fri 8 AM–6 PM · Sat 10 AM–2 PM · Sun closed
Based in Hartford, 4 mi away
57/100CR ScoreRanked #7 because of its Google rating and trade focus: 5.0★ from 23 Google reviews, listed on Google as “Insulation contractor”.
- 5.0★ from 23 Google reviews
- Hours
- Mon–Sat 7 AM–7 PM · Sun closed
- Address
- 41 Irving St, Hartford, CT 06112
Based in Manchester, 6 mi away
57/100CR ScoreRanked #8 because of its Google rating and trade focus: 4.9★ from 83 Google reviews, listed on Google as “Insulation contractor”.
- 4.9★ from 83 Google reviews
- Hours
- Mon 8 AM–5 PM · Tue 8 AM–6 PM · Wed 8 AM–5 PM · Thu 8 AM–6 PM · Fri 8 AM–5 PM · Sat–Sun closed
- Address
- 90 Progress Dr, Manchester, CT 06042
Based in West Hartford, 6 mi away
56/100CR ScoreRanked #9 because of its Google rating and trade focus: 5.0★ from 36 Google reviews, listed on Google as “Insulation contractor”.
- 5.0★ from 36 Google reviews
- Hours
- Mon–Fri 8 AM–6 PM · Sat–Sun closed
- Address
- 200 Bloomfield Ave #3868, West Hartford, CT 06117
Based in Glastonbury, 5 mi away
56/100CR ScoreRanked #10 because of its Google rating and trade focus: 5.0★ from 6 Google reviews, listed on Google as “Insulation contractor”.
- 5.0★ from 6 Google reviews
- Hours
- Mon–Fri 7 AM–5 PM · Sat–Sun 7 AM–3 PM
- Address
- 22 Kreiger Ln, Glastonbury, CT 06033
#11 Best
Based in Windsor, 6 mi away
55/100CR ScoreRanked #11 because of its Google rating and trade focus: 4.8★ from 16 Google reviews, listed on Google as “Insulation contractor”.
- 4.8★ from 16 Google reviews
- Hours
- Mon–Fri 9 AM–5 PM · Sat 9 AM–3 PM · Sun closed
- Address
- 77 Pierson Ln unit e, Windsor, CT 06095
Based in Farmington, 9 mi away
55/100CR ScoreRanked #12 because of its Google rating and trade focus: 5.0★ from 3 Google reviews, listed on Google as “Insulation contractor”.
- 5.0★ from 3 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 507 Carlton Ln, Rocky Hill, CT 06067
Based in East Haddam, 20 mi away
55/100CR ScoreRanked #13 because of its Google rating and trade focus: 4.6★ from 43 Google reviews, listed on Google as “Insulation contractor”.
- 4.6★ from 43 Google reviews
- Hours
- Mon–Sun 8 AM–4 PM
- Address
- 247 Old Hartford Rd, Colchester, CT 06415
Based in Hebron, 23 mi away
55/100CR ScoreRanked #14 because of its Google rating and review volume: 4.8★ from 521 Google reviews.
- 4.8★ from 521 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 29 Northridge Dr, North Windham, CT 06256
Based in Farmington, 11 mi away
54/100CR ScoreRanked #15 because of its Google rating and trade focus: 4.4★ from 30 Google reviews, listed on Google as “Insulation contractor”.
- 4.4★ from 30 Google reviews
- Hours
- Mon–Sat 8 AM–6 PM · Sun closed
- Address
- 35 E Main St #359, Avon, CT 06001
#16 Ari Spray Foam
Based in Hartford, 8 mi away
54/100CR ScoreRanked #16 because of its Google rating and trade focus: 5.0★ from 4 Google reviews, listed on Google as “Insulation contractor”.
- 5.0★ from 4 Google reviews
- Hours
- Mon–Sun 6 AM–7 PM
- Address
- 65 Highland Park Dr, Bloomfield, CT 06002
Based in Cheshire Village, 13 mi away
54/100CR ScoreRanked #17 because of its Google rating and trade focus: 4.2★ from 56 Google reviews, listed on Google as “Insulation contractor”.
- 4.2★ from 56 Google reviews
- Hours
- Mon–Fri 6 AM–5 PM · Sat 7 AM–12 PM · Sun closed
- Address
- 105A Clark Dr, East Berlin, CT 06023
#18 Energy Nerds LLC
Based in New Britain, 11 mi away
54/100CR ScoreRanked #18 because of its Google rating and trade focus: 4.7★ from 15 Google reviews, listed on Google as “Insulation contractor”.
- 4.7★ from 15 Google reviews
- Hours
- Mon–Sat 7 AM–6 PM · Sun closed
- Address
- Chapman St, New Britain, CT 06051
Based in Cromwell, 11 mi away
54/100CR ScoreRanked #19 because of its Google rating and trade focus: 5.0★ from 11 Google reviews, listed on Google as “Insulation contractor”.
- 5.0★ from 11 Google reviews
- Hours
- Mon–Fri 8 AM–5 PM · Sat 10 AM–2 PM · Sun closed
- Address
- 1275 Cromwell Ave STE B-14, Rocky Hill, CT 06067
Based in Bethel, 20 mi away
53/100CR ScoreRanked #20 because of its Google rating and trade focus: 5.0★ from 25 Google reviews, listed on Google as “Insulation contractor”.
- 5.0★ from 25 Google reviews
- Hours
- Mon–Sat 7 AM–7 PM · Sun closed
#21 Collins & Co
Based in Ellington, 9 mi away
53/100CR ScoreRanked #21 because of its Google rating and trade focus: 4.5★ from 28 Google reviews, listed on Google as “Insulation contractor”.
- 4.5★ from 28 Google reviews
- Hours
- Mon–Fri 8 AM–5 PM · Sat–Sun closed
- Address
- 23 Thompson Rd, East Windsor, CT 06088
Based in Ellington, 10 mi away
53/100CR ScoreRanked #22 because of its Google rating and review volume: 4.7★ from 787 Google reviews, the most in East Hartford.
- 4.7★ from 787 Google reviews
- Hours
- Mon–Fri 7:30 AM–4 PM · Sat–Sun closed
- Address
- 100 West Rd #2, Ellington, CT 06029
Based in Cheshire, 23 mi away
53/100CR ScoreRanked #23 because of its Google rating and trade focus: 5.0★ from 13 Google reviews, listed on Google as “Insulation contractor”.
- 5.0★ from 13 Google reviews
- Hours
- Mon–Sun 7 AM–7 PM
- Address
- 60 Creamery Rd, Cheshire, CT 06410
Based in West Hartford, 7 mi away
52/100CR ScoreRanked #24 because of its Google rating and availability: 4.6★ from 22 Google reviews, open 24/7.
- 4.6★ from 22 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 71 Raymond Rd, West Hartford, CT 06107
Based in Farmington, 6 mi away
52/100CR ScoreRanked #25 because of its Google rating and availability: 4.9★ from 11 Google reviews, open 24/7.
- 4.9★ from 11 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
Insulation contractors ranked #26 to #50
#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 52 ranked insulation contractors here; the rest are on their profiles.
Also serving East Hartford
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 |
|---|---|---|
| A - IEE Dryer Vent Cleaning Services Co, CT | 4.0★ (6) | In East Hartford |
| Alex's Energy Insulation Construction LLC | 5.0★ (2) | 16 mi |
| B&E | 5.0★ (1) | 23 mi |
| Bright Solutions, LLC | 5.0★ (1) | 6 mi |
| Bright Solutions, LLC | 5.0★ (1) | 7 mi |
| Ceilings Inc. | 3.0★ (1) | 6 mi |
| Charette Drywall Systems LLC | 5.0★ (1) | 22 mi |
| Complete Interior Systems, Inc. | 5.0★ (2) | In East Hartford |
| Connecticut Spray Foam LLC | 1.0★ (1) | 6 mi |
| Connecticut's Handyman | 5.0★ (1) | 6 mi |
| Eman Home | 4 mi | |
| Eoxy Dryer Vent Cleaning Services East Hartford, CT | 4.8★ (5) | In East Hartford |
| Fleming's Property Services LLC | 5.0★ (1) | 12 mi |
| Friendly Drywall | 4.3★ (4) | In East Hartford |
| Manchester | 5.0★ (1) | In East Hartford |
| Mechanical Insulation By D&R | 5.0★ (1) | 20 mi |
| Pro Insulation | 1.0★ (1) | 12 mi |
| R-Value Insulation LLC | 5.0★ (1) | 22 mi |
| Rigid Mason Contractors Inc | 5.0★ (1) | 4 mi |
| TC Daimyo House Restoration And Attic Insulation Services,Hartford, CT | 5.0★ (2) | 3 mi |
How much do insulation contractors cost in East Hartford?
National price ranges in USD, not adjusted for East Hartford. 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 |
How we ranked East Hartford insulation contractors
We scored 52 East Hartford 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 East Hartford 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 |
Insulation contractors in East Hartford: frequently asked questions
Who is the best insulation contractor in East Hartford?
By CR Score, the highest-ranked insulation contractor in East Hartford, CT is Eco Energy Guard LLC with a CR Score of 59/100. It has 5.0★ from 96 Google reviews. It is open 7 days a week. Priority Inc. (#2) and JT Energy LLC (#3) follow. We ranked 52 insulation contractors on ten factors, last updated October 22, 2026.
How many insulation contractors are there in East Hartford?
ContractorsRanked ranks 52 insulation contractors serving East Hartford, CT. 3 of them are based in East Hartford; the rest serve it from nearby towns. Another 20 within 25 mi are listed but not ranked yet. Counts are as of October 2026.
Which insulation contractors in East Hartford are open 24/7?
5 ranked insulation contractors in East Hartford post 24/7 hours. The highest-ranked are Scalzo Mechanical Insulation, LLC (#12), Klaus Larsen Roofing (#14) and Graves Brothers Home Improvement (#24). Hours come from each business's Google listing as of October 2026, so call to confirm.
Which insulation contractors in East Hartford work on weekends?
28 of 52 ranked insulation contractors post Saturday hours and 14 post Sunday hours. The highest-ranked open Saturdays are Eco Energy Guard LLC (#1), Priority Inc. (#2) and JT Energy LLC (#3). Posted hours are office hours; crews may book weekend jobs separately.
How much does attic insulation cost in East Hartford?
Attic insulation typically costs $1,700 to $2,500, with $2,100 typical (Per attic: typical range of customer-reported jobs (about $1 to $3 per sq ft). US national range). This is a national range, not adjusted for East Hartford. Prices were last checked October 2026. Get at least two written quotes before you hire.
What Google rating do East Hartford insulation contractors have?
The median Google rating among 52 rated insulation contractors in East Hartford is 4.8★, with a median of 18 reviews. Homestead Comfort has the most, 787 reviews, and ranks #22. We adjust ratings for review count, so a few five-star reviews cannot top the list.
How does ContractorsRanked rank insulation contractors?
Each insulation contractor gets a 0–100 CR Score from ten published factors, led by reputation (25%), credentials (15%), review volume (10%) and trade focus (10%). A business with no Google reviews scores zero on rating, review volume and recency; other factors we cannot measure are left out. Only businesses with a confirmed trade and 3 or more reviews, or a claimed profile, are ranked.
Do insulation contractors outside East Hartford count in this ranking?
Yes, if they are within 25 mi of the East Hartford city center, our service radius for insulation contractors. Each listing shows where the business is based and how far away it is. Proximity is 5% of the CR Score, so a nearby business gets a small edge.
Update log for East Hartford
- October 2026: CR Scores recalculated for 52 insulation contractors serving East Hartford.
More insulation contractors and East Hartford pages
Insulation contractors near East Hartford
- Insulation contractors in South Windsor, CT53 ranked
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