75 insulation contractors ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →
Best overall in La Jolla: Attic Projects Company, CR Score 88/100; 4.9★ from 888 Google reviews; open 7 days a week.
Best for emergencies (open 24/7): Attic Professional, posts 24/7 hours; ranked #2 of 75.
Most-reviewed: Mauzy Cooling, Heating, Plumbing, and Electrical, 4,710 Google reviews at 4.8★, the most of 75 ranked; ranked #10.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
75 La Jolla insulation contractors are ranked here by CR Score, from 8 published factors. 9 are open 24/7, 42 open Saturdays and 35 open Sundays, based on posted hours. The median Google rating is 5.0★ across 75 rated businesses.
| Rank | Business | CR Score | Google rating | Based in | Hours | Best for |
|---|---|---|---|---|---|---|
| 1 | Attic Projects Company | 88 | 4.9★ (888) | San Diego, 8 mi away | Sat · Sun | Overall |
| 2 | Attic Professional | 87 | 5.0★ (197) | Santee, 18 mi away | 24/7 | Emergencies |
| 3 | California Attic & Build | 87 | 5.0★ (144) | San Diego, 3 mi away | Sat · Sun | — |
| 4 | Miramar SD Insulation Inc. | 87 | 5.0★ (31) | San Diego, 8 mi away | 24/7 | — |
| 5 | Advanced Insulation System | 86 | 5.0★ (126) | San Diego, 7 mi away | Sat · Sun | — |
| 6 | EcoGuard Pest Management | 85 | 4.9★ (538) | Coronado, 17 mi away | Sat · Sun · Evenings | — |
| 7 | Attic Construction | 85 | 4.9★ (316) | San Diego, 14 mi away | Sat · Sun · Evenings | — |
| 8 | Precision Environmental | 85 | 4.5★ (31) | San Diego, 9 mi away | 24/7 | — |
| 9 | EcoGuard Pest Management | 84 | 4.9★ (637) | San Marcos, 21 mi away | Sat · Sun · Evenings | — |
| 10 | Mauzy Cooling, Heating, Plumbing, and Electrical | 84 | 4.8★ (4,710) | El Cajon, 18 mi away | 24/7 | Most reviews |
Ordered by CR Score, a 0–100 score from 8 published factors. Paid placement never changes the order.
Scores below: based on 6 of 8 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 888 Google reviews, listed on Google as “Insulation contractor”.
Based in Santee, 18 mi away
Ranked #2 because of its Google rating and availability: 5.0★ from 197 Google reviews, open 24/7.
Based in San Diego, 3 mi away
Ranked #3 because of its Google rating and trade focus: 5.0★ from 144 Google reviews, listed on Google as “Insulation contractor”.
Based in San Diego, 8 mi away
Ranked #4 because of its Google rating and availability: 5.0★ from 31 Google reviews, open 24/7.
Based in San Diego, 7 mi away
Ranked #5 because of its Google rating and trade focus: 5.0★ from 126 Google reviews, listed on Google as “Insulation contractor”.
Based in Coronado, 17 mi away
Ranked #6 because of its Google rating and trade focus: 4.9★ from 538 Google reviews, listed on Google as “Insulation contractor”.
Based in San Diego, 14 mi away
Ranked #7 because of its Google rating and trade focus: 4.9★ from 316 Google reviews, listed on Google as “Insulation contractor”.
Based in San Diego, 9 mi away
Ranked #8 because of its Google rating and availability: 4.5★ from 31 Google reviews, open 24/7.
Based in San Marcos, 21 mi away
Ranked #9 because of its Google rating and trade focus: 4.9★ from 637 Google reviews, listed on Google as “Insulation contractor”.
Based in El Cajon, 18 mi away
Ranked #10 because of its Google rating and review volume: 4.8★ from 4,710 Google reviews, the most Google reviews on this list (4,710).
Based in San Diego, 8 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 Carlsbad, 9 mi away
Ranked #12 because of its Google rating and trade focus: 5.0★ from 235 Google reviews, listed on Google as “Insulation contractor”.
Based in San Diego, 4 mi away
Ranked #13 because of its Google rating and availability: 5.0★ from 71 Google reviews, open 24/7.
Based in Vista, 23 mi away
Ranked #14 because of its Google rating and availability: 5.0★ from 31 Google reviews, open 24/7.
Based in Oceanside, 25 mi away
Ranked #15 because of its Google rating and availability: 5.0★ from 31 Google reviews, open 24/7.
Based in San Diego, 5 mi away
Ranked #16 because of its Google rating and trade focus: 5.0★ from 7 Google reviews, listed on Google as “Insulation contractor”.
Based in San Diego, 13 mi away
Ranked #17 because of its Google rating and availability: 3.7★ from 6 Google reviews, open 24/7.
Based in Carlsbad, 19 mi away
Ranked #18 because of its Google rating and trade focus: 4.8★ from 90 Google reviews, listed on Google as “Insulation contractor”.
Based in Carlsbad, 19 mi away
Ranked #19 because of its Google rating and trade focus: 4.9★ from 65 Google reviews, listed on Google as “Insulation contractor”.
Based in San Diego, 8 mi away
Ranked #20 because of its Google rating and trade focus: 5.0★ from 9 Google reviews, listed on Google as “Insulation contractor”.
Based in San Diego, 25 mi away
Ranked #21 because of its Google rating and trade focus: 5.0★ from 106 Google reviews, listed on Google as “Insulation contractor”.
Based in San Diego, 11 mi away
Ranked #22 because of its Google rating and trade focus: 5.0★ from 6 Google reviews, listed on Google as “Insulation contractor”.
Based in San Diego, 9 mi away
Ranked #23 because of its Google rating and trade focus: 5.0★ from 6 Google reviews, listed on Google as “Insulation contractor”.
Based in Escondido, 24 mi away
Ranked #24 because of its Google rating and trade focus: 5.0★ from 44 Google reviews, listed on Google as “Insulation contractor”.
Based in San Diego, 12 mi away
Ranked #25 because of its Google rating and trade focus: 5.0★ from 30 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 75 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 |
|---|---|---|
| A&O Insulation Inc | 5.0★ (2) | 10 mi |
| All Seasons Insulation | 2.0★ (1) | In La Jolla |
| Attic Seal Insulation | 5.0★ (1) | 10 mi |
| C.R. Insulation | 4.0★ (2) | 7 mi |
| Chivalrous Spray Foam Co | 5 mi | |
| CJP Insulation LLC | 8 mi | |
| Comfort Barrier Insulation | 5.0★ (2) | 15 mi |
| E'YAttic Insulation Services | 6 mi | |
| Easier Spray Foam Contractor Pro | 6 mi | |
| Eco Shield Insulation | 5.0★ (1) | 8 mi |
| IN N OUT Builders | 9 mi | |
| Insul Tech Innovations | 5.0★ (1) | In La Jolla |
| Insulate Plus | 5.0★ (2) | 24 mi |
| Insulation Commandos of North San Diego | 5.0★ (1) | 19 mi |
| JC Insulation | 5.0★ (1) | 21 mi |
| NAVIGATIONAL SERVICES | 4.0★ (2) | 16 mi |
| Synergy Insulation | 4.0★ (2) | In La Jolla |
| The Attic Depot | 5.0★ (2) | 20 mi |
| Tony Pereira Painting | 8 mi | |
| Total Climate Control Insulation | 5.0★ (2) | 4 mi |
National price ranges in USD, not adjusted for La Jolla. 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 75 La Jolla insulation contractors on 8 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. Unknown factors are left out of the score, 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 La Jolla data |
|---|---|---|---|
| Reputation | 35% | Bayesian-adjusted Google star rating | Measured |
| Credentials | 15% | Active state license 0.6, bond 0.2, workers’ comp 0.2 | Not yet collected |
| Review volume | 10% | log10(reviews + 1) against the list maximum | Measured |
| Recency | 10% | Share of reviews from the last 12 months | Not yet collected |
| Availability | 10% | Weekly open hours, Saturday, Sunday, 24/7 or same-day | Measured |
| Trade focus | 10% | Google main category 1.0, business name 0.7, additional category 0.5 | Measured |
| Proximity | 5% | 1.0 when based in the city, falling to 0 at the trade’s radius | Measured |
| Completeness | 5% | Website, photos, description, hours, claimed profile (0.2 each) | Measured |