176 insulation contractors ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →
Best overall in Irvine: CURA Termite and Pest Control, CR Score 63/100; 4.9★ from 859 Google reviews; open 24/7.
Best for emergencies (open 24/7): CURA Termite & Pest Control Laguna Niguel, posts 24/7 hours; ranked #2 of 176.
Most-reviewed: RighTime Home Services, 3,741 Google reviews at 4.7★, the most of 176 ranked; ranked #47.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
176 Irvine insulation contractors are ranked here by CR Score, from ten published factors. 22 are open 24/7, 142 open Saturdays and 118 open Sundays, based on posted hours. The median Google rating is 5.0★ across 176 rated businesses.
| Rank | Business | CR Score | Google rating | Based in | Hours | Best for |
|---|---|---|---|---|---|---|
| 1 | CURA Termite and Pest Control | 63 | 4.9★ (859) | Anaheim, 10 mi away | 24/7 | Overall |
| 2 | CURA Termite & Pest Control Laguna Niguel | 61 | 4.9★ (324) | Laguna Niguel, 12 mi away | 24/7 | Emergencies |
| 3 | Attic Projects | 61 | 4.9★ (584) | Orange, 9 mi away | Sat · Sun · Evenings | — |
| 4 | Admiral Pest Control | 61 | 5.0★ (310) | Irvine | Sat | — |
| 5 | NexGen HVAC & Plumbing | 60 | 4.8★ (3,589) | Laguna Hills, 6 mi away | 24/7 | — |
| 6 | Attic Construction | 60 | 4.9★ (79) | Santa Ana, 4 mi away | Sat · Sun · Evenings | — |
| 7 | Cozy Comfort Insulation | 59 | 5.0★ (38) | Santa Ana, 3 mi away | Sat · Sun · Evenings | — |
| 8 | Home Energy Saver Insulation | 59 | 5.0★ (25) | Irvine | Sat · Sun · Evenings | — |
| 9 | Price Lock Attic Insulation | 59 | 5.0★ (25) | Irvine | Sat · Sun · Evenings | — |
| 10 | Attic Masters Insulation Services | 59 | 5.0★ (15) | Anaheim, 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 trade focus: 4.9★ from 859 Google reviews, listed on Google as “Insulation contractor”.
Based in Laguna Niguel, 12 mi away
Ranked #2 because of its Google rating and trade focus: 4.9★ from 324 Google reviews, listed on Google as “Insulation contractor”.
Based in Orange, 9 mi away
Ranked #3 because of its Google rating and trade focus: 4.9★ from 584 Google reviews, listed on Google as “Insulation contractor”.
Based in Irvine
Ranked #4 because of its Google rating and trade focus: 5.0★ from 310 Google reviews, listed on Google as “Insulation contractor”.
Based in Laguna Hills, 6 mi away
Ranked #5 because of its Google rating and review volume: 4.8★ from 3,589 Google reviews.
Based in Santa Ana, 4 mi away
Ranked #6 because of its Google rating and trade focus: 4.9★ from 79 Google reviews, listed on Google as “Insulation contractor”.
Based in Santa Ana, 3 mi away
Ranked #7 because of its Google rating and trade focus: 5.0★ from 38 Google reviews, listed on Google as “Insulation contractor”.
Based in Irvine
Ranked #8 because of its Google rating and trade focus: 5.0★ from 25 Google reviews, listed on Google as “Insulation contractor”.
Based in Irvine
Ranked #9 because of its Google rating and trade focus: 5.0★ from 25 Google reviews, listed on Google as “Insulation contractor”.
Based in Anaheim, 3 mi away
Ranked #10 because of its Google rating and trade focus: 5.0★ from 15 Google reviews, listed on Google as “Insulation contractor”.
Based in Santa Ana, 6 mi away
Ranked #11 because of its Google rating and trade focus: 5.0★ from 22 Google reviews, listed on Google as “Insulation contractor”.
Based in Aliso Viejo, 9 mi away
Ranked #12 because of its Google rating and trade focus: 5.0★ from 34 Google reviews, listed on Google as “Insulation contractor”.
Based in Irvine
Ranked #13 because of its Google rating and trade focus: 5.0★ from 23 Google reviews, listed on Google as “Insulation contractor”.
Based in Newport Beach, 2 mi away
Ranked #14 because of its Google rating and trade focus: 5.0★ from 25 Google reviews, listed on Google as “Insulation contractor”.
Based in Irvine
Ranked #15 because of its Google rating and trade focus: 5.0★ from 7 Google reviews, listed on Google as “Insulation contractor”.
Based in Costa Mesa, 3 mi away
Ranked #16 because of its Google rating and trade focus: 5.0★ from 25 Google reviews, listed on Google as “Insulation contractor”.
Based in Newport Beach, 3 mi away
Ranked #17 because of its Google rating and trade focus: 5.0★ from 25 Google reviews, listed on Google as “Insulation contractor”.
Based in Santa Ana, 3 mi away
Ranked #18 because of its Google rating and trade focus: 5.0★ from 21 Google reviews, listed on Google as “Insulation contractor”.
Based in Santa Ana, 4 mi away
Ranked #19 because of its Google rating and trade focus: 5.0★ from 25 Google reviews, listed on Google as “Insulation contractor”.
Based in Irvine
Ranked #20 because of its Google rating and trade focus: 5.0★ from 31 Google reviews, listed on Google as “Insulation contractor”.
Based in Fullerton, 17 mi away
Ranked #21 because of its Google rating and trade focus: 5.0★ from 135 Google reviews, listed on Google as “Insulation contractor”.
Based in Riverside, 24 mi away
Ranked #22 because of its Google rating and trade focus: 4.9★ from 182 Google reviews, listed on Google as “Insulation contractor”.
Based in Orange, 9 mi away
Ranked #23 because of its Google rating and trade focus: 5.0★ from 40 Google reviews, listed on Google as “Insulation contractor”.
Based in Anaheim, 2 mi away
Ranked #24 because of its Google rating and trade focus: 4.8★ from 17 Google reviews, listed on Google as “Insulation contractor”.
Based in Lake Forest, 7 mi away
Ranked #25 because of its Google rating and trade focus: 5.0★ from 23 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 176 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 |
|---|---|---|
| Cal Spray Foam Insulation | In Irvine | |
| ECO HERS - HERS TESTS, TITLE 24, AIR BALANCING, DUCT TESTS | 4.6★ (9) | In Irvine |
| GP Painting | 3.0★ (2) | 2 mi |
| Green Planet Restoration of Orange County | 4.6★ (21) | In Irvine |
| Greenstar Home Services / RighTime Home Services | 4.6★ (967) | In Irvine |
| Guaranteed Quality Heating and Air | 4.6★ (144) | In Irvine |
| Insulation for Home and Commercial | 5.0★ (1) | In Irvine |
| Irvine HVAC Solutions | 5.0★ (24) | In Irvine |
| Lowery Air Care | 4.7★ (12) | In Irvine |
| McMaster Heating & Air Conditioning, Inc | 4.9★ (97) | In Irvine |
| Orange County Poured in Place Rubber Pros LLC | 5.0★ (11) | In Irvine |
| Relyont Builder Services | 5.0★ (1) | In Irvine |
| RESCUE ROOFER Irvine | 5.0★ (5) | In Irvine |
| Risewell Homes | 3.6★ (35) | In Irvine |
| SealCraft Energy | In Irvine | |
| Seaside Custom Construction | 5.0★ (2) | In Irvine |
| Socal Thermal Insulation / EXCELLENCE AWARD | 3.0★ (2) | 5 mi |
| Thermal Nest Insulation of Anaheim | 5.0★ (2) | 13 mi |
| ThermalCraft | 5.0★ (8) | In Irvine |
| U-STUCCO Green Building Materials | 5.0★ (2) | 7 mi |
National price ranges in USD, not adjusted for Irvine. 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 176 Irvine 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 Irvine 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 |