56 insulation contractors ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →
Best overall in Clayton: Service Experts Heating & Air Conditioning, CR Score 85/100; 4.9★ from 5,915 Google reviews; open 24/7.
Best for emergencies (open 24/7): Michael & Son Services, posts 24/7 hours; ranked #2 of 56.
Most-reviewed: Michael & Son Services, 13,263 Google reviews at 4.8★, the most of 56 ranked; ranked #2.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
56 Clayton insulation contractors are ranked here by CR Score, from 8 published factors. 6 are open 24/7, 25 open Saturdays and 11 open Sundays, based on posted hours. The median Google rating is 4.9★ across 56 rated businesses.
| Rank | Business | CR Score | Google rating | Based in | Hours | Best for |
|---|---|---|---|---|---|---|
| 1 | Service Experts Heating & Air Conditioning | 85 | 4.9★ (5,915) | Raleigh, 12 mi away | 24/7 | Overall |
| 2 | Michael & Son Services | 85 | 4.8★ (13,263) | Raleigh, 15 mi away | 24/7 | Emergencies, Most reviews |
| 3 | EcoMaster Insulation Contractors and Home Performance Experts | 83 | 4.7★ (24) | Raleigh, 13 mi away | 24/7 | — |
| 4 | C&M Crawlspace Solutions | 83 | 5.0★ (24) | Apex, 17 mi away | 24/7 | — |
| 5 | Crawlspace & Basement Innovations | 83 | 5.0★ (41) | Knightdale, 7 mi away | — | — |
| 6 | Roof Central | 80 | 5.0★ (118) | Smithfield, 12 mi away | 24/7 | — |
| 7 | Insulation Commandos of Raleigh-Durham | 80 | 5.0★ (47) | Fuquay-Varina, 20 mi away | Sat · Sun · Evenings | — |
| 8 | Palomo Insulation Inc | 80 | 5.0★ (39) | Wendell, 7 mi away | Sat | — |
| 9 | Carolina Basement Systems | 80 | 4.8★ (114) | Raleigh, 10 mi away | Sat · Evenings | — |
| 10 | United Contractors of NC, Inc. | 79 | 4.9★ (54) | Apex, 23 mi away | Sat · Sun | — |
Ordered by CR Score, a 0–100 score from 8 published factors. Paid placement never changes the order.
Ranked #1 because of its Google rating and availability: 4.9★ from 5,915 Google reviews, open 24/7.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Raleigh, 15 mi away
Ranked #2 because of its Google rating and review volume: 4.8★ from 13,263 Google reviews, the most Google reviews on this list (13,263).
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Raleigh, 13 mi away
Ranked #3 because of its Google rating and availability: 4.7★ from 24 Google reviews, open 24/7.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Apex, 17 mi away
Ranked #4 because of its Google rating and availability: 5.0★ from 24 Google reviews, open 24/7.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Knightdale, 7 mi away
Ranked #5 because of its Google rating and trade focus: 5.0★ from 41 Google reviews, listed on Google as “Insulation contractor”.
Based on 5 of 8 factors; credentials, recency and availability not yet collected.
Based in Smithfield, 12 mi away
Ranked #6 because of its Google rating and availability: 5.0★ from 118 Google reviews, open 24/7.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Fuquay-Varina, 20 mi away
Ranked #7 because of its Google rating and trade focus: 5.0★ from 47 Google reviews, listed on Google as “Insulation contractor”.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Wendell, 7 mi away
Ranked #8 because of its Google rating and trade focus: 5.0★ from 39 Google reviews, listed on Google as “Insulation contractor”.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Raleigh, 10 mi away
Ranked #9 because of its Google rating and trade focus: 4.8★ from 114 Google reviews, listed on Google as “Insulation contractor”.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Apex, 23 mi away
Ranked #10 because of its Google rating and trade focus: 4.9★ from 54 Google reviews, listed on Google as “Insulation contractor”.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Raleigh, 15 mi away
Ranked #11 because of its Google rating and trade focus: 5.0★ from 68 Google reviews, listed on Google as “Insulation contractor”.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Apex, 19 mi away
Ranked #12 because of its Google rating and trade focus: 4.6★ from 31 Google reviews, listed on Google as “Insulation contractor”.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Wendell, 9 mi away
Ranked #13 because of its Google rating and trade focus: 5.0★ from 142 Google reviews, listed on Google as “Insulation contractor”.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Clayton
Ranked #14 because of its Google rating and trade focus: 5.0★ from 7 Google reviews, listed on Google as “Insulation contractor”.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Apex, 21 mi away
Ranked #15 because of its Google rating and availability: 4.9★ from 129 Google reviews, open 24/7.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Apex, 17 mi away
Ranked #16 because of its Google rating and trade focus: 4.9★ from 51 Google reviews, listed on Google as “Insulation contractor”.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Raleigh, 16 mi away
Ranked #17 because of its Google rating and availability: 4.9★ from 317 Google reviews, open 7 days a week.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Raleigh, 13 mi away
Ranked #18 because of its Google rating and trade focus: 4.9★ from 226 Google reviews, listed on Google as “Insulation contractor”.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Cary, 14 mi away
Ranked #19 because of its Google rating and trade focus: 4.9★ from 298 Google reviews, listed on Google as “Insulation contractor”.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Fuquay-Varina, 19 mi away
Ranked #20 because of its Google rating and trade focus: 4.9★ from 45 Google reviews, listed on Google as “Insulation contractor”.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Cary, 25 mi away
Ranked #21 because of its Google rating and trade focus: 5.0★ from 93 Google reviews, listed on Google as “Insulation contractor”.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Durham, 13 mi away
Ranked #22 because of its Google rating and trade focus: 3.7★ from 7 Google reviews, listed on Google as “Insulation contractor”.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Raleigh, 10 mi away
Ranked #23 because of its Google rating and trade focus: 4.8★ from 104 Google reviews, listed on Google as “Insulation contractor”.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Clayton
Ranked #24 because of its Google rating and trade focus: 5.0★ from 11 Google reviews, listed on Google as “Insulation contractor”.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Clayton
Ranked #25 because of its Google rating and review volume: 5.0★ from 339 Google reviews, 339 Google reviews.
Based on 6 of 8 factors; credentials and recency not yet collected.
#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 56 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 |
|---|---|---|
| American Building Systems | 3.0★ (1) | 13 mi |
| B&C Insulation, LLC | 5.0★ (1) | 14 mi |
| Carolina Comfort Air - Raleigh Area | HVAC Company | 4.8★ (2,926) | In Clayton |
| CMC Electrical & Generator Repair | 4.8★ (2,095) | In Clayton |
| Construction Solutions Integration LLC. | In Clayton | |
| Crawlspace Works | In Clayton | |
| Davis Insulation | 5.0★ (2) | 12 mi |
| Ecomaster | 1.0★ (1) | 4 mi |
| Five Star Restorations | 5.0★ (37) | In Clayton |
| Freedom Wildlife Solutions & Pest Control | 5.0★ (449) | In Clayton |
| FreshSeal Crawl | In Clayton | |
| Garcia's Painting | 5.0★ (38) | In Clayton |
| HomePro Services | 5.0★ (2) | 7 mi |
| Local Roofing | 5.0★ (8) | In Clayton |
| Mason Construction | 4.5★ (8) | In Clayton |
| Peak Energy, Inc. | 5.0★ (1) | 14 mi |
| Sarabia's Foam Insulation | In Clayton | |
| Sealed Solution | 5.0★ (2) | In Clayton |
| XYZ Roofs | 4.6★ (33) | In Clayton |
| Z & A Remodeling | 5.0★ (1) | 9 mi |
National price ranges in USD, not adjusted for Clayton. 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 56 Clayton 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 Clayton 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 |