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Best Insulation Contractors in Stafford, CT (2026)

36 insulation contractors ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →

The short answer

  1. 1

    Best overall in Stafford: Fogarty's Home Services, CR Score 58/100; 4.8★ from 168 Google reviews; open Saturdays until 2 PM.

  2. 2

    Best for emergencies (open 24/7): Klaus Larsen Roofing, posts 24/7 hours; ranked #2 of 36.

  3. 12

    Most-reviewed: American Installations, 1,054 Google reviews at 4.9★, the most of 36 ranked; ranked #12.

Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank

36 Stafford insulation contractors are ranked here by CR Score, from ten published factors. 1 is open 24/7, 17 open Saturdays and 5 open Sundays, based on posted hours. The median Google rating is 4.8★ across 36 rated businesses.

Top 10 insulation contractors in Stafford at a glance

Top 10 insulation contractors in Stafford at a glance
RankBusinessCR ScoreGoogle ratingBased inHoursBest for
1Fogarty's Home Services584.8★ (168)Hartford, 11 mi awaySatOverall
2Klaus Larsen Roofing564.8★ (521)Hebron, 18 mi away24/7Emergencies
3Green Collar554.9★ (309)South Hadley, 22 mi away——
4Precision555.0★ (23)Ellington, 18 mi awaySat · Sun · Evenings—
5Koala Insulation of Eastern Connecticut544.9★ (83)Manchester, 17 mi away——
6JT Energy LLC534.9★ (33)South Windsor, 21 mi awaySat—
7Lamothe Insulation535.0★ (48)Spencer, 21 mi away——
8Homestead Comfort524.7★ (787)Ellington, 12 mi away——
9Priority Inc.525.0★ (24)East Hartford, 24 mi awaySat · Evenings—
10Best524.8★ (16)Windsor, 20 mi awaySat—

The 36 best insulation contractors in Stafford, 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.

  1. Based in South Hadley, 22 mi away

    55/100CR Score

    Ranked #3 because of its Google rating and trade focus: 4.9★ from 309 Google reviews, listed on Google as “Insulation contractor”.

    • 4.9★ from 309 Google reviews
    Hours
    Mon–Fri 8 AM–4 PM · Sat–Sun closed
    Address
    48 Lamb St, South Hadley, MA 01075
  2. Based in Ellington, 18 mi away

    55/100CR Score

    Ranked #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
  3. Based in South Windsor, 21 mi away

    53/100CR Score

    Ranked #6 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. Based in Spencer, 21 mi away

    53/100CR Score

    Ranked #7 because of its Google rating and trade focus: 5.0★ from 48 Google reviews, listed on Google as “Insulation contractor”.

    • 5.0★ from 48 Google reviews
    Hours
    Mon–Fri 7 AM–5 PM · Sat–Sun closed
    Address
    15 William Casey Rd, Spencer, MA 01562
  5. Based in East Hartford, 24 mi away

    52/100CR Score

    Ranked #9 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
  6. #10 Best

    Based in Windsor, 20 mi away

    52/100CR Score

    Ranked #10 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
  7. Based in Chicopee, 22 mi away

    52/100CR Score

    Ranked #12 because of its Google rating and review volume: 4.9★ from 1,054 Google reviews, the most in Stafford.

    • 4.9★ from 1,054 Google reviews
    Hours
    Mon–Thu 7:30 AM–7:30 PM · Fri 7:30 AM–5 PM · Sat–Sun closed
    Address
    43 W State St, Granby, MA 01033
  8. Based in Charlton, 21 mi away

    51/100CR Score

    Ranked #13 because of its Google rating and trade focus: 4.8★ from 36 Google reviews, listed on Google as “Insulation contractor”.

    • 4.8★ from 36 Google reviews
    Hours
    Mon–Fri 7 AM–4 PM · Sat–Sun closed
    Address
    199 Center Depot Rd, Charlton, MA 01507
  9. Based in Ellington, 17 mi away

    51/100CR Score

    Ranked #14 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
  10. Based in Springfield, 17 mi away

    51/100CR Score

    Ranked #17 because of its Google rating and trade focus: 3.4★ from 25 Google reviews, listed on Google as “Insulation contractor”.

    • 3.4★ from 25 Google reviews
    Hours
    Mon–Fri 8 AM–7 PM · Sat 9 AM–5 PM · Sun closed
    Address
    357 Cottage St Unit 3, Springfield, MA 01104
  11. Based in Hartford, 25 mi away

    50/100CR Score

    Ranked #19 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
  12. Based in Hebron, 25 mi away

    49/100CR Score

    Ranked #24 because of its Google rating and trade focus: 4.6★ from 18 Google reviews, listed on Google as “Insulation contractor”.

    • 4.6★ from 18 Google reviews
    Hours
    Mon–Fri 7 AM–5 PM · Sat–Sun closed
    Address
    784 CT-32, North Franklin, CT 06254

All 36 insulation contractors

#1 to #25 are shown in full above. Here are #26 to #36, in CR Score order; each links to its profile.

insulation contractors in Stafford, ranks 26 to 36
RankBusinessCR ScoreGoogle ratingDistance
26Bob's483.7★ (9)21 mi
27Bay Insulation Systems of Connecticut475.0★ (3)22 mi
28PNE Attic Insulation & Roofing Services Co, MA474.6★ (9)21 mi
29DOUP Attic Insulation & Roofing Services South Hadley, MA475.0★ (7)23 mi
30Bartley Contracting LLC464.3★ (11)21 mi
31C&S Seamless Gutters & Attic Insulation Service Chicopee, MA465.0★ (3)20 mi
32CUIL Services464.7★ (22)22 mi
33CGC Attic Insulation & Roofing Services MA,455.0★ (4)24 mi
34Craig Masonry454.2★ (5)15 mi
35Flag Services455.0★ (12)24 mi
36Solutions of CT434.6★ (21)23 mi

Also serving Stafford

18 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.

How much do insulation contractors cost in Stafford?

National price ranges in USD, not adjusted for Stafford. Each row names its basis and the month we checked it.

How much do insulation contractors cost in Stafford?
JobLowTypicalHighBasisChecked
Attic insulation$1,700$2,100$2,500Per attic: typical range of customer-reported jobs (about $1 to $3 per sq ft). US national rangeOctober 2026

How we ranked Stafford insulation contractors

We scored 36 Stafford 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.

Read the full method: formula, sources and exclusions

CR Score factors and weights
FactorWeightComputed fromIn Stafford data
Reputation25%Google star rating, adjusted for how many reviews back itMeasured
Credentials15%Active state license, bond and workers’ comp on fileNot yet collected
Review volume10%Number of Google reviews, compared with the most-reviewed business on the listMeasured
Recency5%Share of reviews from the last 12 monthsNot yet collected
Availability5%Weekly open hours, Saturday, Sunday, 24/7 or same-dayMeasured
Trade focus10%How clearly the business does this trade (its Google category and name)Measured
Proximity5%Based in the city scores highest, less the farther away it isMeasured
Claimed profile10%The business has claimed its ContractorsRanked profile (free or paid earn the same)Measured
Partnered5%The business links to ContractorsRanked from its own website with our badge, checked periodicallyMeasured
ContractorsRanked reviews10%Verified customer reviews collected by ContractorsRanked: their rating and how many there areMeasured

Insulation contractors in Stafford: frequently asked questions

Who is the best insulation contractor in Stafford?

By CR Score, the highest-ranked insulation contractor in Stafford, CT is Fogarty's Home Services with a CR Score of 58/100. It has 4.8★ from 168 Google reviews. It is open Saturdays until 2 PM. Klaus Larsen Roofing (#2) and Green Collar (#3) follow. We ranked 36 insulation contractors on ten factors, last updated October 22, 2026.

How many insulation contractors are there in Stafford?

ContractorsRanked ranks 36 insulation contractors serving Stafford, CT. Another 18 within 25 mi are listed but not ranked yet. Counts are as of October 2026.

Which insulation contractors in Stafford are open 24/7?

1 ranked insulation contractor in Stafford posts 24/7 hours. The highest-ranked is Klaus Larsen Roofing (#2). Hours come from each business's Google listing as of October 2026, so call to confirm.

Which insulation contractors in Stafford work on weekends?

17 of 36 ranked insulation contractors post Saturday hours and 5 post Sunday hours. The highest-ranked open Saturdays are Fogarty's Home Services (#1), Klaus Larsen Roofing (#2) and Precision (#4). Posted hours are office hours; crews may book weekend jobs separately.

How much does attic insulation cost in Stafford?

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 Stafford. Prices were last checked October 2026. Get at least two written quotes before you hire.

What Google rating do Stafford insulation contractors have?

The median Google rating among 36 rated insulation contractors in Stafford is 4.8★, with a median of 22 reviews. American Installations has the most, 1,054 reviews, and ranks #12. 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 Stafford count in this ranking?

Yes, if they are within 25 mi of the Stafford 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 Stafford

  1. October 2026: CR Scores recalculated for 36 insulation contractors serving Stafford.

More insulation contractors and Stafford pages

Other trades in Stafford