12 insulation contractors ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →
Best overall in Ladysmith: Top Trade Insulation and Attic, CR Score 59/100; 4.9★ from 190 Google reviews.
Best for emergencies (open 24/7): Nick's Insulation, posts 24/7 hours; ranked #3 of 12.
Most-reviewed: Shoreline Building Performance, 45 Google reviews at 4.9★, the most of 12 ranked after Top Trade Insulation and Attic; ranked #5.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
12 Ladysmith insulation contractors are ranked here by CR Score, from ten published factors. 2 are open 24/7, 6 open Saturdays and 4 open Sundays, based on posted hours. The median Google rating is 4.9★ across 12 rated businesses.
| Rank | Business | CR Score | Google rating | Based in | Hours | Best for |
|---|---|---|---|---|---|---|
| 1 | Top Trade Insulation and Attic | 59 | 4.9★ (190) | Nanaimo, 27 km away | — | Overall |
| 2 | Harbourside Spray Foam | 59 | 4.9★ (28) | Nanaimo, 22 km away | Sat · Sun | — |
| 3 | Nick's Insulation | 58 | 4.8★ (22) | Nanaimo, 31 km away | 24/7 | Emergencies |
| 4 | Gabriola Services and Media Solutions | 57 | 5.0★ (10) | Nanaimo, 19 km away | Sat · Sun | — |
| 5 | Shoreline Building Performance | 56 | 4.9★ (45) | Nanaimo, 19 km away | — | Most reviews |
| 6 | Insolex and GoGreen Insulation | 56 | 5.0★ (44) | Colwood, 24 km away | — | — |
| 7 | TomWay Extractions and Insulation | 55 | 5.0★ (38) | Salt Spring Island, 26 km away | — | — |
| 8 | Insulation Nanaimo | 53 | 5.0★ (6) | Nanaimo, 25 km away | Sat · Evenings | — |
| 9 | Insulpro Insulation Inc | 53 | 5.0★ (5) | Nanaimo, 28 km away | — | — |
| 10 | Coastal Pacific Insulation | 51 | 3.8★ (9) | Nanaimo, 22 km away | — | — |
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: 4.9★ from 190 Google reviews, the most in Ladysmith.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Nanaimo, 22 km away
Ranked #2 because of its Google rating and trade focus: 4.9★ from 28 Google reviews, listed on Google as “Insulation contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Nanaimo, 31 km away
Ranked #3 because of its Google rating and trade focus: 4.8★ from 22 Google reviews, listed on Google as “Insulation contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Nanaimo, 19 km away
Ranked #4 because of its Google rating and trade focus: 5.0★ from 10 Google reviews, listed on Google as “Insulation contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Nanaimo, 19 km away
Ranked #5 because of its Google rating and trade focus: 4.9★ from 45 Google reviews, listed on Google as “Insulation contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Colwood, 24 km away
Ranked #6 because of its Google rating and trade focus: 5.0★ from 44 Google reviews, listed on Google as “Insulation contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Salt Spring Island, 26 km away
Ranked #7 because of its Google rating and trade focus: 5.0★ from 38 Google reviews, listed on Google as “Insulation contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Nanaimo, 25 km away
Ranked #8 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.
Based in Nanaimo, 28 km away
Ranked #9 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 Nanaimo, 22 km away
Ranked #10 because of its Google rating and trade focus: 3.8★ from 9 Google reviews, listed on Google as “Insulation contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in North Cowichan, 20 km away
Ranked #11 because of its Google rating and availability: 3.9★ from 11 Google reviews, open 24/7.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Sooke, 18 km away
Ranked #12 because of its Google rating and review volume: 4.8★ from 28 Google reviews.
Based on 8 of 10 factors; credentials and recency not yet collected.
13 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 |
|---|---|---|
| Aristocrat Arctic Clad Insulation Inc. | 24 km | |
| Can-Cell Industries Inc | 19 km | |
| Dam Good Drywall Ltd. | 25 km | |
| Duncan Insulation | 25 km | |
| energy retrofit air sealing | 30 km | |
| First Class Insulation Ltd | 30 km | |
| Gyp-Rock Island Interiors Ltd. | 5.0★ (1) | 38 km |
| Island Enviro Spray Foam | 5.0★ (1) | 25 km |
| Island Insulations | 23 km | |
| Nanaimo Handyman | In Ladysmith | |
| Psi Spray Foam | In Ladysmith | |
| Vinyl Deck Pro | 19 km | |
| West Coast Insulation | 23 km |
US national ranges converted to CAD, not adjusted for Ladysmith. 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 12 Ladysmith 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 Ladysmith 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 |