105 insulation contractors ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →
Best overall in Thousand Oaks: Conejo Services HVAC, Plumbing and Electrical, CR Score 61/100; 4.9★ from 2,368 Google reviews; open 24/7.
Best for emergencies (open 24/7): Green Rodent Restoration, posts 24/7 hours; ranked #4 of 105.
Most-reviewed: EcoShield Pest Control North Los Angeles, 1,917 Google reviews at 4.8★, the most of 105 ranked after Conejo Services HVAC, Plumbing and Electrical; ranked #2.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
105 Thousand Oaks insulation contractors are ranked here by CR Score, from ten published factors. 24 are open 24/7, 73 open Saturdays and 64 open Sundays, based on posted hours. The median Google rating is 5.0★ across 105 rated businesses.
| Rank | Business | CR Score | Google rating | Based in | Hours | Best for |
|---|---|---|---|---|---|---|
| 1 | Conejo Services HVAC, Plumbing and Electrical | 61 | 4.9★ (2,368) | Camarillo, 6 mi away | 24/7 | Overall |
| 2 | EcoShield Pest Control North Los Angeles | 60 | 4.8★ (1,917) | Canoga Park, 14 mi away | Sat | Most reviews |
| 3 | EcoGuard Pest Management | 60 | 4.9★ (335) | Canoga Park, 16 mi away | Sat · Sun · Evenings | — |
| 4 | Green Rodent Restoration | 59 | 4.7★ (133) | Chatsworth, 15 mi away | 24/7 | Emergencies |
| 5 | NexGen HVAC & Plumbing | 59 | 4.8★ (1,498) | Camarillo, 7 mi away | 24/7 | — |
| 6 | Insulation Labs | 59 | 4.9★ (413) | Van Nuys, 20 mi away | Sat · Sun · Evenings | — |
| 7 | Parin Construction | 58 | 5.0★ (199) | Calabasas, 21 mi away | Sat · Sun · Evenings | — |
| 8 | AirWorks Heating Air Plumbing | 58 | 4.9★ (923) | Camarillo, 11 mi away | 24/7 | — |
| 9 | Install | Insulation | 58 | 5.0★ (27) | Canoga Park, 14 mi away | 24/7 | — |
| 10 | Trusted Seal Insulation | 57 | 5.0★ (25) | Simi Valley, 8 mi away | Sat · 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 in Thousand Oaks
Based in Camarillo, 6 mi away
Ranked #1 because of its Google rating and review volume: 4.9★ from 2,368 Google reviews, the most in Thousand Oaks.
Based in Canoga Park, 14 mi away
Ranked #2 because of its Google rating and trade focus: 4.8★ from 1,917 Google reviews, listed on Google as “Insulation contractor”.
Based in Canoga Park, 16 mi away
Ranked #3 because of its Google rating and trade focus: 4.9★ from 335 Google reviews, listed on Google as “Insulation contractor”.
Based in Chatsworth, 15 mi away
Ranked #4 because of its Google rating and trade focus: 4.7★ from 133 Google reviews, listed on Google as “Insulation contractor”.
Based in Camarillo, 7 mi away
Ranked #5 because of its Google rating and review volume: 4.8★ from 1,498 Google reviews.
Based in Van Nuys, 20 mi away
Ranked #6 because of its Google rating and trade focus: 4.9★ from 413 Google reviews, listed on Google as “Insulation contractor”.
Based in Calabasas, 21 mi away
Ranked #7 because of its Google rating and trade focus: 5.0★ from 199 Google reviews, listed on Google as “Insulation contractor”.
Based in Camarillo, 11 mi away
Ranked #8 because of its Google rating and review volume: 4.9★ from 923 Google reviews.
Based in Canoga Park, 14 mi away
Ranked #9 because of its Google rating and trade focus: 5.0★ from 27 Google reviews, listed on Google as “Insulation contractor”.
Based in Simi Valley, 8 mi away
Ranked #10 because of its Google rating and trade focus: 5.0★ from 25 Google reviews, listed on Google as “Insulation contractor”.
Based in Camarillo, 3 mi away
Ranked #11 because of its Google rating and trade focus: 5.0★ from 25 Google reviews, listed on Google as “Insulation contractor”.
Based in Camarillo, 5 mi away
Ranked #12 because of its Google rating and trade focus: 5.0★ from 31 Google reviews, listed on Google as “Insulation contractor”.
Based in Agoura Hills, 9 mi away
Ranked #13 because of its Google rating and trade focus: 5.0★ from 23 Google reviews, listed on Google as “Insulation contractor”.
Based in Woodland Hills, 11 mi away
Ranked #14 because of its Google rating and trade focus: 4.9★ from 94 Google reviews, listed on Google as “Insulation contractor”.
Based in Calabasas, 17 mi away
Ranked #15 because of its Google rating and trade focus: 4.9★ from 30 Google reviews, listed on Google as “Insulation contractor”.
Based in Canoga Park, 14 mi away
Ranked #16 because of its Google rating and trade focus: 4.9★ from 43 Google reviews, listed on Google as “Insulation contractor”.
Based in Simi Valley, 8 mi away
Ranked #17 because of its Google rating and trade focus: 5.0★ from 15 Google reviews, listed on Google as “Insulation contractor”.
Based in Los Angeles, 24 mi away
Ranked #18 because of its Google rating and trade focus: 5.0★ from 136 Google reviews, listed on Google as “Insulation contractor”.
Based in Simi Valley, 4 mi away
Ranked #19 because of its Google rating and trade focus: 5.0★ from 7 Google reviews, listed on Google as “Insulation contractor”.
Based in Sherman Oaks, 21 mi away
Ranked #20 because of its Google rating and trade focus: 4.8★ from 48 Google reviews, listed on Google as “Insulation contractor”.
Based in Calabasas, 7 mi away
Ranked #21 because of its Google rating and review volume: 4.9★ from 207 Google reviews.
Based in Woodland Hills, 14 mi away
Ranked #22 because of its Google rating and trade focus: 5.0★ from 11 Google reviews, listed on Google as “Insulation contractor”.
Based in Agoura Hills, 5 mi away
Ranked #23 because of its Google rating and trade focus: 5.0★ from 7 Google reviews, listed on Google as “Insulation contractor”.
Based in Chatsworth, 15 mi away
Ranked #24 because of its Google rating and trade focus: 4.9★ from 94 Google reviews, listed on Google as “Insulation contractor”.
Based in Calabasas, 18 mi away
Ranked #25 because of its Google rating and trade focus: 5.0★ from 16 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 105 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.
| Business | Google rating | Distance |
|---|---|---|
| AFFORDABLE HEATING AND AIR CONDITIONING | 5.0★ (1) | 18 mi |
| Air-Seal Sprayfoam | 5.0★ (2) | 10 mi |
| Attic Insulation 911 | 5.0★ (1) | 14 mi |
| Attic Insulation Repair Tarzana Co | 5.0★ (1) | 17 mi |
| Control | 5.0★ (2) | 22 mi |
| DJ Insulation Inc | 5.0★ (1) | 20 mi |
| E&E Attic Insulation | 5.0★ (2) | 22 mi |
| Eco Choice Remodeling | 1.0★ (1) | 17 mi |
| Ecorattic Insulation | 1.0★ (1) | 17 mi |
| Green Rodent Restoration | 5.0★ (2) | 4 mi |
| insulation expert services | 5.0★ (2) | 15 mi |
| Next Level Insulation of Santa Clarita | 5.0★ (2) | 24 mi |
| Patriot Construction Solutions, Inc | 4.8★ (20) | In Thousand Oaks |
| Premier Insulation Inc. | 5.0★ (2) | 13 mi |
| Progressive Santa Clarita - Insulation Contractor Free Quote | 5.0★ (2) | 23 mi |
| Royal Insulation Solutions | In Thousand Oaks | |
| Scotty Chitwood Ceilings Inc | 5.0★ (1) | 20 mi |
| SuperGreen Insulation | 3.0★ (2) | 19 mi |
| Tarzana Insulation Pros | 5.0★ (2) | 19 mi |
| Your Local Air Care Services | 2.0★ (1) | 16 mi |
National price ranges in USD, not adjusted for Thousand Oaks. 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 105 Thousand Oaks 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 Thousand Oaks 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 |