262 insulation contractors ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →
Best overall in Glendale: HomeShield Pest Control, CR Score 63/100; 5.0★ from 2,945 Google reviews; open Saturdays until 5 PM.
Best for emergencies (open 24/7): Beverly Hills Services, posts 24/7 hours; ranked #4 of 262.
Most-reviewed: EcoShield Pest Control North Los Angeles, 1,917 Google reviews at 4.8★, the most of 262 ranked after HomeShield Pest Control; ranked #20.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
262 Glendale insulation contractors are ranked here by CR Score, from ten published factors. 47 are open 24/7, 187 open Saturdays and 169 open Sundays, based on posted hours. The median Google rating is 5.0★ across 262 rated businesses.
| Rank | Business | CR Score | Google rating | Based in | Hours | Best for |
|---|---|---|---|---|---|---|
| 1 | HomeShield Pest Control | 63 | 5.0★ (2,945) | Los Angeles, 10 mi away | Sat · Evenings | Overall |
| 2 | Attic Projects | 60 | 5.0★ (46) | Glendale | Sat · Sun | — |
| 3 | Insulation Labs | 60 | 4.9★ (413) | Van Nuys, 14 mi away | Sat · Sun · Evenings | — |
| 4 | Beverly Hills Services | 59 | 4.8★ (61) | Beverly Hills, 10 mi away | 24/7 | Emergencies |
| 5 | Prime Climate Insulation Contractor | 59 | 4.9★ (15) | Los Angeles, 2 mi away | 24/7 | — |
| 6 | Burbank Top Insulation Service | 59 | 4.8★ (60) | Burbank, 4 mi away | 24/7 | — |
| 7 | The Attic Insulation Specialists, Inc | 59 | 5.0★ (136) | Los Angeles, 12 mi away | Sat · Sun · Evenings | — |
| 8 | Insulation Masters LA | 59 | 4.8★ (97) | Los Angeles, 6 mi away | Sat · Sun | — |
| 9 | Los Angeles Insulation Masters | 59 | 4.8★ (48) | Los Angeles, 9 mi away | 24/7 | — |
| 10 | Pacific Shield Insulation | 59 | 4.9★ (13) | Los Angeles, 3 mi away | 24/7 | — |
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 review volume: 5.0★ from 2,945 Google reviews, the most in Glendale.
Based in Glendale
Ranked #2 because of its Google rating and trade focus: 5.0★ from 46 Google reviews, listed on Google as “Insulation contractor”.
Based in Van Nuys, 14 mi away
Ranked #3 because of its Google rating and trade focus: 4.9★ from 413 Google reviews, listed on Google as “Insulation contractor”.
Based in Beverly Hills, 10 mi away
Ranked #4 because of its Google rating and trade focus: 4.8★ from 61 Google reviews, listed on Google as “Insulation contractor”.
Based in Los Angeles, 2 mi away
Ranked #5 because of its Google rating and trade focus: 4.9★ from 15 Google reviews, listed on Google as “Insulation contractor”.
Based in Burbank, 4 mi away
Ranked #6 because of its Google rating and trade focus: 4.8★ from 60 Google reviews, listed on Google as “Insulation contractor”.
Based in Los Angeles, 12 mi away
Ranked #7 because of its Google rating and trade focus: 5.0★ from 136 Google reviews, listed on Google as “Insulation contractor”.
Based in Los Angeles, 6 mi away
Ranked #8 because of its Google rating and trade focus: 4.8★ from 97 Google reviews, listed on Google as “Insulation contractor”.
Based in Los Angeles, 9 mi away
Ranked #9 because of its Google rating and trade focus: 4.8★ from 48 Google reviews, listed on Google as “Insulation contractor”.
Based in Los Angeles, 3 mi away
Ranked #10 because of its Google rating and trade focus: 4.9★ from 13 Google reviews, listed on Google as “Insulation contractor”.
Based in Beverly Hills, 12 mi away
Ranked #11 because of its Google rating and trade focus: 4.8★ from 64 Google reviews, listed on Google as “Insulation contractor”.
Based in Los Angeles, 1 mi away
Ranked #12 because of its Google rating and review volume: 4.9★ from 434 Google reviews.
Based in Canoga Park, 19 mi away
Ranked #13 because of its Google rating and trade focus: 4.9★ from 335 Google reviews, listed on Google as “Insulation contractor”.
Based in Pasadena, 7 mi away
Ranked #14 because of its Google rating and trade focus: 4.9★ from 20 Google reviews, listed on Google as “Insulation contractor”.
Based in Hollywood, 6 mi away
Ranked #15 because of its Google rating and trade focus: 5.0★ from 36 Google reviews, listed on Google as “Insulation contractor”.
Based in Glendale
Ranked #16 because of its Google rating and trade focus: 5.0★ from 16 Google reviews, listed on Google as “Insulation contractor”.
Based in Castaic, 16 mi away
Ranked #17 because of its Google rating and trade focus: 4.9★ from 78 Google reviews, listed on Google as “Insulation contractor”.
Based in Carson, 24 mi away
Ranked #18 because of its Google rating and trade focus: 4.9★ from 732 Google reviews, listed on Google as “Insulation contractor”.
Based in Sherman Oaks, 12 mi away
Ranked #19 because of its Google rating and trade focus: 4.8★ from 48 Google reviews, listed on Google as “Insulation contractor”.
Based in Canoga Park, 21 mi away
Ranked #20 because of its Google rating and trade focus: 4.8★ from 1,917 Google reviews, listed on Google as “Insulation contractor”.
Based in North Hollywood, 10 mi away
Ranked #21 because of its Google rating and trade focus: 4.9★ from 63 Google reviews, listed on Google as “Insulation contractor”.
Based in Van Nuys, 12 mi away
Ranked #22 because of its Google rating and trade focus: 5.0★ from 27 Google reviews, listed on Google as “Insulation contractor”.
Based in Los Angeles, 5 mi away
Ranked #23 because of its Google rating and trade focus: 5.0★ from 25 Google reviews, listed on Google as “Insulation contractor”.
Based in Beverly Hills, 11 mi away
Ranked #24 because of its Google rating and trade focus: 4.9★ from 67 Google reviews, listed on Google as “Insulation contractor”.
Based in Los Angeles, 8 mi away
Ranked #25 because of its Google rating and trade focus: 4.8★ from 17 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 262 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 |
|---|---|---|
| AAA Roofing and Insulation Services | 5.0★ (2) | 12 mi |
| Comfort Zone Heating And Air Plus | 3.7★ (43) | In Glendale |
| Contractor Monrovia Redzone | 5.0★ (2) | 15 mi |
| Control | 5.0★ (2) | 12 mi |
| Ed & Ed Brothers | 5.0★ (341) | In Glendale |
| Elite Home Contractors Inc | In Glendale | |
| Joe Insulation | In Glendale | |
| LA Pro Electrical Inc | 5.0★ (1) | In Glendale |
| Leos Insulation | 5.0★ (2) | 12 mi |
| Master Insulation & AC | 5.0★ (2) | 12 mi |
| Palmetto Roofing Experts Glendale | 4.6★ (41) | In Glendale |
| QUALITY FOAM | 5.0★ (2) | 18 mi |
| Smart Budget Insulation of Burbank | 3.0★ (2) | 4 mi |
| Smart Value Insulation | 5.0★ (2) | 15 mi |
| South Gate Insulation Pros | 5.0★ (2) | 14 mi |
| Sturdy Insulation | In Glendale | |
| The Insulation Experts | 5.0★ (2) | 9 mi |
| Titan Insulation - Pasadena | 5.0★ (2) | 7 mi |
| Titan Upgrades | 4.4★ (34) | In Glendale |
| Western Industrial Ceramics | 5.0★ (2) | 18 mi |
National price ranges in USD, not adjusted for Glendale. 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 262 Glendale 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 Glendale 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 |