29 insulation contractors ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →
Best overall in Clarence-Rockland: Strukt Solutions, CR Score 59/100; 5.0★ from 157 Google reviews; open 7 days a week.
Best for emergencies (open 24/7): Asbestos Removal Ottawa - AUCOIN'S, posts 24/7 hours; ranked #9 of 29.
Most-reviewed: RPM Home Services, 508 Google reviews at 4.6★, the most of 29 ranked; ranked #7.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
29 Clarence-Rockland insulation contractors are ranked here by CR Score, from ten published factors. 1 is open 24/7, 13 open Saturdays and 8 open Sundays, based on posted hours. The median Google rating is 4.9★ across 29 rated businesses.
| Rank | Business | CR Score | Google rating | Based in | Hours | Best for |
|---|---|---|---|---|---|---|
| 1 | Strukt Solutions | 59 | 5.0★ (157) | Ottawa, 34 km away | Sat · Sun · Evenings | Overall |
| 2 | Panda Insulation | 59 | 4.8★ (162) | Ottawa, 30 km away | Sat · Sun · Evenings | — |
| 3 | Insulation Ottawa - Jarrah Contracting Services | 59 | 4.9★ (121) | Ottawa, 30 km away | Sat · Sun · Evenings | — |
| 4 | Attic Insulation Pros | 58 | 5.0★ (11) | Clarence-Rockland | Sat · Sun | — |
| 5 | Solution Isolation - Gatineau | 57 | 4.9★ (80) | Ottawa, 27 km away | Sat · Evenings | — |
| 6 | Paul Cuerrier Insulation Ltd | 56 | 5.0★ (15) | Clarence-Rockland | — | — |
| 7 | RPM Home Services | 55 | 4.6★ (508) | Ottawa, 40 km away | — | Most reviews |
| 8 | Pierre Demers Insulation | 54 | 4.0★ (4) | Clarence-Rockland | Sat | — |
| 9 | Asbestos Removal Ottawa - AUCOIN'S | 54 | 4.4★ (7) | Ottawa, 29 km away | 24/7 | Emergencies |
| 10 | Markelangelo's | 54 | 4.9★ (140) | Clarence-Rockland | — | — |
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 trade focus: 5.0★ from 157 Google reviews, listed on Google as “Insulation contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Ottawa, 30 km away
Ranked #2 because of its Google rating and trade focus: 4.8★ from 162 Google reviews, listed on Google as “Insulation contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Ottawa, 30 km away
Ranked #3 because of its Google rating and trade focus: 4.9★ from 121 Google reviews, listed on Google as “Insulation contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Clarence-Rockland
Ranked #4 because of its Google rating and trade focus: 5.0★ from 11 Google reviews, listed on Google as “Insulation contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Ottawa, 27 km away
Ranked #5 because of its Google rating and trade focus: 4.9★ from 80 Google reviews, listed on Google as “Insulation contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Clarence-Rockland
Ranked #6 because of its Google rating and trade focus: 5.0★ from 15 Google reviews, listed on Google as “Insulation contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Ottawa, 40 km away
Ranked #7 because of its Google rating and review volume: 4.6★ from 508 Google reviews, the most in Clarence-Rockland.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Clarence-Rockland
Ranked #8 because of its Google rating and trade focus: 4.0★ from 4 Google reviews, listed on Google as “Insulation contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Ottawa, 29 km away
Ranked #9 because of its Google rating and trade focus: 4.4★ from 7 Google reviews, listed on Google as “Insulation contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Clarence-Rockland
Ranked #10 because of its Google rating and review volume: 4.9★ from 140 Google reviews.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Clarence-Rockland
Ranked #11 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.
Based in Ottawa, 35 km away
Ranked #12 because of its Google rating and trade focus: 3.9★ from 30 Google reviews, listed on Google as “Insulation contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Ottawa, 35 km away
Ranked #13 because of its Google rating and trade focus: 5.0★ from 9 Google reviews, listed on Google as “Insulation contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Nepean, 30 km away
Ranked #14 because of its Google rating and trade focus: 5.0★ from 13 Google reviews, listed on Google as “Insulation contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Ottawa, 37 km away
Ranked #15 because of its Google rating and trade focus: 4.3★ from 24 Google reviews, listed on Google as “Insulation contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Ottawa, 10 km away
Ranked #16 because of its Google rating and review volume: 4.9★ from 73 Google reviews.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Ottawa, 31 km away
Ranked #17 because of its Google rating and review volume: 5.0★ from 48 Google reviews.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Nepean, 25 km away
Ranked #18 because of its Google rating and trade focus: 5.0★ from 3 Google reviews, listed on Google as “Insulation contractor”.
Based on 7 of 10 factors; credentials, recency and availability not yet collected.
Based in Ottawa, 31 km away
Ranked #19 because of its Google rating and trade focus: 4.2★ from 5 Google reviews, listed on Google as “Insulation contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Ottawa, 26 km away
Ranked #20 because of its Google rating and review volume: 5.0★ from 93 Google reviews.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Ottawa, 31 km away
Ranked #21 because of its Google rating and trade focus: 4.3★ from 12 Google reviews, listed on Google as “Insulation contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Ottawa, 30 km away
Ranked #22 because of its Google rating and trade focus: 4.7★ from 7 Google reviews, listed on Google as “Insulation contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Ottawa, 30 km away
Ranked #23 because of its Google rating and trade focus: 3.8★ from 10 Google reviews, listed on Google as “Insulation contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Ottawa, 40 km away
Ranked #24 because of its Google rating and trade focus: 4.9★ from 14 Google reviews, listed on Google as “Insulation contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Ottawa, 35 km away
Ranked #25 because of its Google rating and trade focus: 5.0★ from 3 Google reviews, listed on Google as “Insulation contractor”.
Based on 7 of 10 factors; credentials, recency and availability not yet collected.
#1 to #25 are shown in full above. Here are #26 to #29, in CR Score order; each links to its profile.
| Rank | Business | CR Score | Google rating | Distance |
|---|---|---|---|---|
| 26 | MacKay A & Sons | 49 | 5.0★ (11) | 40 km |
| 27 | Certainteed Insulation | 49 | 4.0★ (3) | 35 km |
| 28 | Multi-Glass Insulation Ltd | 48 | 3.7★ (7) | 30 km |
| 29 | Morin Insulation & Roofing Ltd | 46 | 3.8★ (30) | 32 km |
12 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.
| Business | Google rating | Distance |
|---|---|---|
| A Valley Insulation | 35 km | |
| Alpine Insulation Ltd | 1.0★ (1) | 29 km |
| Canada Gyps & Insulation | 36 km | |
| Canadain Coat Insulation | 5.0★ (1) | 37 km |
| EcoStar Insulation - Spray Foam Professionals | 31 km | |
| Emm Group/Integraspec Insulating Concrete Form | 4.8★ (4) | In Clarence-Rockland |
| Inso-Tec Inc | 35 km | |
| Journey Thermal Insulation Inc | 30 km | |
| Nolan Insulation | In Clarence-Rockland | |
| Reliable Roofing Services | 5.0★ (42) | In Clarence-Rockland |
| Serco Construction Ltd | 35 km | |
| Thermo Design Insulation | 30 km |
US national ranges converted to CAD, not adjusted for Clarence-Rockland. Each row names its basis and the month we checked it.
| Job | Low | Typical | High | Basis | Checked |
|---|---|---|---|---|---|
| Attic insulation | CA$2,390 | CA$2,950 | CA$3,510 | 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) | October 2026 |
We scored 29 Clarence-Rockland 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 Clarence-Rockland 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 |