173 insulation contractors ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →
Best overall in Vashon: Attic Projects, CR Score 61/100; 4.9★ from 740 Google reviews; open 7 days a week.
Best for emergencies (open 24/7): Energy Saver Solutions Inc - HVAC & Insulation W Seattle, posts 24/7 hours; ranked #3 of 173.
Most-reviewed: EcoShield Pest Solutions, 6,519 Google reviews at 4.6★, the most of 173 ranked; ranked #2.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
173 Vashon insulation contractors are ranked here by CR Score, from ten published factors. 15 are open 24/7, 106 open Saturdays and 47 open Sundays, based on posted hours. The median Google rating is 4.9★ across 173 rated businesses.
| Rank | Business | CR Score | Google rating | Based in | Hours | Best for |
|---|---|---|---|---|---|---|
| 1 | Attic Projects | 61 | 4.9★ (740) | Kent, 10 mi away | Sat · Sun | Overall |
| 2 | EcoShield Pest Solutions | 60 | 4.6★ (6,519) | Tukwila, 10 mi away | Sat | Most reviews |
| 3 | Energy Saver Solutions Inc - HVAC & Insulation W Seattle | 60 | 5.0★ (191) | Seattle, 9 mi away | 24/7 | Emergencies |
| 4 | Attic Crawl | 58 | 5.0★ (187) | Federal Way, 14 mi away | Sat · Sun · Evenings | — |
| 5 | Croach Pest Control | 58 | 4.9★ (1,060) | Sumner, 18 mi away | Sat | — |
| 6 | Insulation Co | 57 | 5.0★ (256) | Seattle, 14 mi away | Sat | — |
| 7 | Chimney 360 Services | 57 | 4.9★ (91) | Bainbridge Island, 6 mi away | Sun · Evenings | — |
| 8 | Eastside Exterminators | 57 | 4.9★ (2,159) | Woodinville, 25 mi away | Sat | — |
| 9 | Arrow Insulation | 57 | 4.9★ (902) | Bainbridge Island, 13 mi away | — | — |
| 10 | Energy Saver Solution LLC | 57 | 5.0★ (246) | Renton, 15 mi away | Sun · Evenings | — |
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.
Ranked #1 because of its Google rating and trade focus: 4.9★ from 740 Google reviews, listed on Google as “Insulation contractor”.
Based in Tukwila, 10 mi away
Ranked #2 because of its Google rating and review volume: 4.6★ from 6,519 Google reviews, the most in Vashon.
Based in Seattle, 9 mi away
Ranked #3 because of its Google rating and trade focus: 5.0★ from 191 Google reviews, listed on Google as “Insulation contractor”.
Based in Federal Way, 14 mi away
Ranked #4 because of its Google rating and trade focus: 5.0★ from 187 Google reviews, listed on Google as “Insulation contractor”.
Based in Sumner, 18 mi away
Ranked #5 because of its Google rating and trade focus: 4.9★ from 1,060 Google reviews, listed on Google as “Insulation contractor”.
Based in Seattle, 14 mi away
Ranked #6 because of its Google rating and trade focus: 5.0★ from 256 Google reviews, listed on Google as “Insulation contractor”.
Based in Bainbridge Island, 6 mi away
Ranked #7 because of its Google rating and trade focus: 4.9★ from 91 Google reviews, listed on Google as “Insulation contractor”.
Based in Woodinville, 25 mi away
Ranked #8 because of its Google rating and trade focus: 4.9★ from 2,159 Google reviews, listed on Google as “Insulation contractor”.
Based in Bainbridge Island, 13 mi away
Ranked #9 because of its Google rating and trade focus: 4.9★ from 902 Google reviews, listed on Google as “Insulation contractor”.
Based in Renton, 15 mi away
Ranked #10 because of its Google rating and trade focus: 5.0★ from 246 Google reviews, listed on Google as “Insulation contractor”.
Based in Auburn, 15 mi away
Ranked #11 because of its Google rating and trade focus: 5.0★ from 40 Google reviews, listed on Google as “Insulation contractor”.
Based in Puyallup, 24 mi away
Ranked #12 because of its Google rating and trade focus: 4.9★ from 165 Google reviews, listed on Google as “Insulation contractor”.
Based in Kent, 11 mi away
Ranked #13 because of its Google rating and trade focus: 5.0★ from 427 Google reviews, listed on Google as “Insulation contractor”.
Based in Auburn, 16 mi away
Ranked #14 because of its Google rating and trade focus: 5.0★ from 34 Google reviews, listed on Google as “Insulation contractor”.
Based in Tukwila, 10 mi away
Ranked #15 because of its Google rating and review volume: 4.8★ from 1,359 Google reviews.
Based in Tukwila, 10 mi away
Ranked #16 because of its Google rating and trade focus: 4.9★ from 39 Google reviews, listed on Google as “Insulation contractor”.
Based in Seattle, 10 mi away
Ranked #17 because of its Google rating and trade focus: 5.0★ from 90 Google reviews, listed on Google as “Insulation contractor”.
Based in Auburn, 13 mi away
Ranked #18 because of its Google rating and review volume: 4.8★ from 3,072 Google reviews.
Based in Kent, 11 mi away
Ranked #19 because of its Google rating and trade focus: 4.9★ from 102 Google reviews, listed on Google as “Insulation contractor”.
Based in Auburn, 13 mi away
Ranked #20 because of its Google rating and trade focus: 5.0★ from 312 Google reviews, listed on Google as “Insulation contractor”.
Based in Bellevue, 17 mi away
Ranked #21 because of its Google rating and trade focus: 4.9★ from 201 Google reviews, listed on Google as “Insulation contractor”.
Based in Renton, 13 mi away
Ranked #22 because of its Google rating and trade focus: 5.0★ from 85 Google reviews, listed on Google as “Insulation contractor”.
Based in Puyallup, 19 mi away
Ranked #23 because of its Google rating and trade focus: 4.9★ from 290 Google reviews, listed on Google as “Insulation contractor”.
Based in Artondale, 14 mi away
Ranked #24 because of its Google rating and trade focus: 5.0★ from 34 Google reviews, listed on Google as “Insulation contractor”.
Based in Steilacoom, 5 mi away
Ranked #25 because of its Google rating and trade focus: 5.0★ from 21 Google reviews, listed on Google as “Insulation contractor”.
#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 173 ranked insulation contractors here; the rest are on their profiles.
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.
National price ranges in USD, not adjusted for Vashon. 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 |
We scored 173 Vashon 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 23, 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 Vashon 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 |