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Best Insulation Contractors in Dartmouth, NS (2026)

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

The short answer

  1. 1

    Best overall in Dartmouth: Comfort Insulators, CR Score 59/100; 4.1★ from 14 Google reviews; open 24/7.

  2. 4

    Best for emergencies (open 24/7): KC Marine & Mechanical Insulation Limited, posts 24/7 hours; ranked #4 of 20.

  3. 2

    Most-reviewed: Greenfoot Energy Solutions, 1,215 Google reviews at 4.8★, the most of 20 ranked; ranked #2.

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

20 Dartmouth insulation contractors are ranked here by CR Score, from ten published factors. 2 are open 24/7, 4 open Saturdays and 2 open Sundays, based on posted hours. The median Google rating is 4.8★ across 20 rated businesses.

Top 10 insulation contractors in Dartmouth at a glance

Top 10 insulation contractors in Dartmouth at a glance
RankBusinessCR ScoreGoogle ratingBased inHoursBest for
1Comfort Insulators594.1★ (14)Dartmouth24/7Overall
2Greenfoot Energy Solutions564.8★ (1,215)Dartmouth—Most reviews
3Arctic Energy Solutions555.0★ (16)Dartmouth——
4KC Marine & Mechanical Insulation Limited554.5★ (8)Halifax, 24 km away24/7Emergencies
5MJM Energy554.1★ (59)Dartmouth——
6Stanton Power555.0★ (114)Halifax, 2 km away——
7RPM @ Home Team Maritimes554.8★ (209)DartmouthSat—
8Aluma Systems (Industrial Services)545.0★ (9)Dartmouth——
9Quinn Energy & Electric544.9★ (217)Dartmouth——
10International Association of Heat and Frost Insulators and Allied Workers Local 116535.0★ (6)Dartmouth——

The 20 best insulation contractors in Dartmouth, ranked

Ordered by CR Score, a 0–100 score from ten published factors. Paid placement never changes the order.

  1. Ranked #1 in Dartmouth

    #1 Comfort Insulators

    Based in Dartmouth

    59/100CR Score

    Ranked #1 because of its Google rating and trade focus: 4.1★ from 14 Google reviews, listed on Google as “Insulation contractor”.

    Based on 8 of 10 factors; credentials and recency not yet collected.

    • 4.1★ from 14 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    4912 NS-207, Head of Chezzetcook, NS B2Z 1P6
    View profile for Comfort Insulators(902) 489-1814

  2. #2 Greenfoot Energy Solutions

    Based in Dartmouth

    56/100CR Score

    Ranked #2 because of its Google rating and review volume: 4.8★ from 1,215 Google reviews, the most in Dartmouth.

    Based on 8 of 10 factors; credentials and recency not yet collected.

    • 4.8★ from 1,215 Google reviews
    Hours
    Mon–Fri 8 AM–5 PM · Sat–Sun closed
    Address
    133 Ilsley Ave Unit H, Dartmouth, NS B3B 1T1
    View profile for Greenfoot Energy Solutions(902) 706-0917

  3. #3 Arctic Energy Solutions

    Based in Dartmouth

    55/100CR Score

    Ranked #3 because of its Google rating and trade focus: 5.0★ from 16 Google reviews, listed on Google as “Insulation contractor”.

    Based on 8 of 10 factors; credentials and recency not yet collected.

    • 5.0★ from 16 Google reviews
    Hours
    Mon–Fri 8 AM–5 PM · Sat–Sun closed
    Address
    50a Neptune Crescent Unit 2, Dartmouth, NS B2Y 0B6
    View profile for Arctic Energy Solutions(844) 999-2327

  5. #5 MJM Energy

    Based in Dartmouth

    55/100CR Score

    Ranked #5 because of its Google rating and trade focus: 4.1★ from 59 Google reviews, listed on Google as “Insulation contractor”.

    Based on 8 of 10 factors; credentials and recency not yet collected.

    • 4.1★ from 59 Google reviews
    Hours
    Mon–Fri 8 AM–5 PM · Sat–Sun closed
    Address
    84 Thornhill Dr, Dartmouth, NS B3B 1S3
    View profile for MJM Energy(902) 462-4344

  6. #6 Stanton Power

    Based in Halifax, 2 km away

    55/100CR Score

    Ranked #6 because of its Google rating and review volume: 5.0★ from 114 Google reviews.

    Based on 7 of 10 factors; credentials, recency and availability not yet collected.

    • 5.0★ from 114 Google reviews
    Address
    1959 Upper Water St suite 1301 Tower 1, Halifax, NS B3J 3N2
    View profile for Stanton Power(902) 410-6406

  7. #7 RPM @ Home Team Maritimes

    Based in Dartmouth

    55/100CR Score

    Ranked #7 because of its Google rating and review volume: 4.8★ from 209 Google reviews.

    Based on 8 of 10 factors; credentials and recency not yet collected.

    • 4.8★ from 209 Google reviews
    Hours
    Mon–Fri 9 AM–5 PM · Sat 9 AM–12 PM · Sun closed
    Address
    202 Brownlow Ave Unit 835, Dartmouth, NS B3B 1T5
    View profile for RPM @ Home Team Maritimes(888) 776-4629

  9. #9 Quinn Energy & Electric

    Based in Dartmouth

    54/100CR Score

    Ranked #9 because of its Google rating and review volume: 4.9★ from 217 Google reviews.

    Based on 8 of 10 factors; credentials and recency not yet collected.

    • 4.9★ from 217 Google reviews
    Hours
    Mon–Fri 7 AM–4 PM · Sat–Sun closed
    Address
    11 Pettipas Dr Unit U, Dartmouth, NS B3B 1P9
    View profile for Quinn Energy & Electric(902) 431-7846

  10. #10 International Association of Heat and Frost Insulators and Allied Workers Local 116

    Based in Dartmouth

    53/100CR Score

    Ranked #10 because of its Google rating and trade focus: 5.0★ from 6 Google reviews, listed on Google as “Insulation contractor”.

    Based on 8 of 10 factors; credentials and recency not yet collected.

    • 5.0★ from 6 Google reviews
    Hours
    Mon–Fri 8 AM–4 PM · Sat–Sun closed
    Address
    24 Beechville Park Dr Unit 220, Beechville, NS B3T 1L1
    View profile for International Association of Heat and Frost Insulators and Allied Workers Local 116(902) 450-5605

  11. #11 NS Roofer

    Based in Halifax, 12 km away

    53/100CR Score

    Ranked #11 because of its Google rating and review volume: 5.0★ from 110 Google reviews.

    Based on 8 of 10 factors; credentials and recency not yet collected.

    • 5.0★ from 110 Google reviews
    Hours
    Mon–Fri 9 AM–6 PM · Sat 10 AM–3:30 PM · Sun closed
    Address
    30 Rosno Ln Unit1, Bedford, NS B4B 1J7
    View profile for NS Roofer(902) 448-0428

  12. #12 Arctic Spray Foam

    Based in Halifax, 20 km away

    52/100CR Score

    Ranked #12 because of its Google rating and trade focus: 4.8★ from 23 Google reviews, listed on Google as “Insulation contractor”.

    Based on 8 of 10 factors; credentials and recency not yet collected.

    • 4.8★ from 23 Google reviews
    Hours
    Mon–Fri 8 AM–5 PM · Sat–Sun closed
    Address
    42 Cyan Ct, Middle Sackville, NS B4E 0W4
    View profile for Arctic Spray Foam(902) 209-8604

  13. #13 Evergreen Electric Ltd.

    Based in Dartmouth

    52/100CR Score

    Ranked #13 because of its Google rating and review volume: 4.8★ from 113 Google reviews.

    Based on 8 of 10 factors; credentials and recency not yet collected.

    • 4.8★ from 113 Google reviews
    Hours
    Mon–Fri 8 AM–5 PM · Sat–Sun closed
    Address
    20 Wright Ave Unit 3, Dartmouth, NS B3B 1G6
    View profile for Evergreen Electric Ltd.(902) 706-0348

  15. #15 Alhassan Construction

    Based in Halifax, 14 km away

    51/100CR Score

    Ranked #15 because of its Google rating and trade focus: 5.0★ from 5 Google reviews, listed on Google as “Insulation contractor”.

    Based on 8 of 10 factors; credentials and recency not yet collected.

    • 5.0★ from 5 Google reviews
    Hours
    Mon–Fri 9 AM–5 PM · Sat–Sun closed
    Address
    1 Kingswood Dr #205, Hammonds Plains, NS B4B 0P4
    View profile for Alhassan Construction(902) 410-3010

  16. #16 Solutions 365 Inc

    Based in Dartmouth

    50/100CR Score

    Ranked #16 because of its Google rating and trade focus: 4.9★ from 30 Google reviews, listed on Google as “General contractor”.

    Based on 8 of 10 factors; credentials and recency not yet collected.

    • 4.9★ from 30 Google reviews
    Hours
    Mon–Fri 8 AM–5 PM · Sat–Sun closed
    Address
    275 Windmill Rd Apt 413, Dartmouth, NS B3A 4P2
    View profile for Solutions 365 Inc(902) 580-7351

  17. #17 Thermo Homes Insulators

    Based in Halifax, 27 km away

    50/100CR Score

    Ranked #17 because of its Google rating and trade focus: 4.6★ from 11 Google reviews, listed on Google as “Insulation contractor”.

    Based on 8 of 10 factors; credentials and recency not yet collected.

    • 4.6★ from 11 Google reviews
    Hours
    Mon–Fri 8 AM–5 PM · Sat–Sun closed
    Address
    22 Alicia Scott Ave, Mount Uniacke, NS B0N 1Z0
    View profile for Thermo Homes Insulators(855) 365-3448

  18. #18 Apex Insulation Services

    Based in Halifax, 20 km away

    49/100CR Score

    Ranked #18 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.

    • 5.0★ from 4 Google reviews
    Hours
    Mon–Fri 9 AM–5 PM · Sat–Sun closed
    Address
    14 Taylor Lake Dr, Hammonds Plains, NS B4B 1N7
    View profile for Apex Insulation Services(902) 488-1821

  20. #20 Indoor Energy Solutions

    Based in Halifax, 21 km away

    46/100CR Score

    Ranked #20 because of its Google rating and review volume: 4.5★ from 45 Google reviews.

    Based on 8 of 10 factors; credentials and recency not yet collected.

    • 4.5★ from 45 Google reviews
    Hours
    Mon–Fri 8 AM–4:30 PM · Sat–Sun closed
    Address
    2400 Sackville Dr, Upper Sackville, NS B4E 3C6
    View profile for Indoor Energy Solutions(902) 431-8533

Also serving Dartmouth

15 more insulation contractors within 40 km that we can't rank yet: too few reviews, or a trade we couldn't confirm. Listed A to Z.

Unranked insulation contractors serving Dartmouth
BusinessGoogle ratingDistance
Able Drywall & Painting8 km
AlumaSafway Halifax5.0★ (1)In Dartmouth
Asbestos Abatement Ltd4.2★ (10)In Dartmouth
Atmosphere Insulators LtdIn Dartmouth
Beaver Bank Insulation & Building Materials5.0★ (1)24 km
Ecoline Windows and Doors Halifax4.8★ (313)In Dartmouth
Insul-Energy Ltd12 km
Kivotos Developments Ltd3.0★ (2)8 km
Metro insulators LTDIn Dartmouth
Metro Insulators Ltd5.0★ (1)9 km
Pinaud Drywall & Acoustical Limited1.0★ (1)In Dartmouth
Pro Insul Limited4.0★ (2)In Dartmouth
PS Interiors12 km
Scotia Insulations5.0★ (2)In Dartmouth
ServiceMaster Restore of Halifax & Dartmouth4.5★ (47)In Dartmouth

How much do insulation contractors cost in Dartmouth?

US national ranges converted to CAD, not adjusted for Dartmouth. Each row names its basis and the month we checked it.

How much do insulation contractors cost in Dartmouth?
JobLowTypicalHighBasisChecked
Attic insulationCA$2,390CA$2,950CA$3,510Per attic: typical range of customer-reported jobs (about $1 to $3 per sq ft). US national range converted at 1.4054 CAD per USD (Bank of Canada, October 20, 2026)October 2026

How we ranked Dartmouth insulation contractors

We scored 20 Dartmouth 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 Dartmouth 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 Dartmouth: frequently asked questions

Who is the best insulation contractor in Dartmouth?

By CR Score, the highest-ranked insulation contractor in Dartmouth, NS is Comfort Insulators with a CR Score of 59/100. It has 4.1★ from 14 Google reviews. It is open 24/7. Greenfoot Energy Solutions (#2) and Arctic Energy Solutions (#3) follow. We ranked 20 insulation contractors on ten factors, last updated October 22, 2026.

How many insulation contractors are there in Dartmouth?

ContractorsRanked ranks 20 insulation contractors serving Dartmouth, NS. 12 of them are based in Dartmouth; the rest serve it from nearby towns. Another 15 within 40 km are listed but not ranked yet. Counts are as of October 2026.

Which insulation contractors in Dartmouth are open 24/7?

2 ranked insulation contractors in Dartmouth post 24/7 hours. The highest-ranked are Comfort Insulators (#1) and KC Marine & Mechanical Insulation Limited (#4). Hours come from each business's Google listing as of October 2026, so call to confirm.

Which insulation contractors in Dartmouth work on weekends?

4 of 20 ranked insulation contractors post Saturday hours and 2 post Sunday hours. The highest-ranked open Saturdays are Comfort Insulators (#1), KC Marine & Mechanical Insulation Limited (#4) and RPM @ Home Team Maritimes (#7). Posted hours are office hours; crews may book weekend jobs separately.

How much does attic insulation cost in Dartmouth?

Attic insulation typically costs CA$2,390 to CA$3,510, with CA$2,950 typical (Per attic: typical range of customer-reported jobs (about $1 to $3 per sq ft). US national range converted at 1.4054 CAD per USD (Bank of Canada, October 20, 2026)). This is a national range, not adjusted for Dartmouth. Prices were last checked October 2026. Get at least two written quotes before you hire.

What Google rating do Dartmouth insulation contractors have?

The median Google rating among 20 rated insulation contractors in Dartmouth is 4.8★, with a median of 27 reviews. Greenfoot Energy Solutions has the most, 1,215 reviews, and ranks #2. 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 Dartmouth count in this ranking?

Yes, if they are within 40 km of the Dartmouth city centre, 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 Dartmouth

  1. October 2026: CR Scores recalculated for 20 insulation contractors serving Dartmouth.

More insulation contractors and Dartmouth pages

Other trades in Dartmouth