30 insulation contractors ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →
Best overall in Harvest: Conditioned Air Solutions, CR Score 88/100; 4.9★ from 2,796 Google reviews; open 24/7.
Best for emergencies (open 24/7): Huntsville Spray Foam Pros, posts 24/7 hours; ranked #2 of 30.
Most-reviewed: Higdon Service Heating, Cooling, Plumbing, 1,855 Google reviews at 4.9★, the most of 30 ranked after Conditioned Air Solutions; ranked #4.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
30 Harvest insulation contractors are ranked here by CR Score, from 8 published factors. 6 are open 24/7, 16 open Saturdays and 10 open Sundays, based on posted hours. The median Google rating is 4.9★ across 30 rated businesses.
| Rank | Business | CR Score | Google rating | Based in | Hours | Best for |
|---|---|---|---|---|---|---|
| 1 | Conditioned Air Solutions | 88 | 4.9★ (2,796) | Huntsville, 7 mi away | 24/7 | Overall |
| 2 | Huntsville Spray Foam Pros | 87 | 5.0★ (43) | Huntsville, 12 mi away | 24/7 | Emergencies |
| 3 | Heartstrong Services | 84 | 5.0★ (471) | Huntsville, 13 mi away | Sat · Evenings | — |
| 4 | Higdon Service Heating, Cooling, Plumbing | 83 | 4.9★ (1,855) | Decatur, 22 mi away | 24/7 | Most reviews |
| 5 | C And K Roofing and Construction Services, LLC | 82 | 4.6★ (150) | Huntsville, 4 mi away | 24/7 | — |
| 6 | Premier Crawlspace and Attic, LLC | 82 | 5.0★ (47) | Athens, 6 mi away | Sat | — |
| 7 | Environmental Comfort Systems - Air Conditioning & Heating Solutions | 80 | 5.0★ (246) | Decatur, 24 mi away | 24/7 | — |
| 8 | iFOAM Insulation of Huntsville | 80 | 4.9★ (83) | Madison, 13 mi away | Sat | — |
| 9 | Deep South Construction Pros | 80 | 5.0★ (225) | Decatur, 25 mi away | Sat · Evenings | — |
| 10 | Southern Industries Home Improvements | 79 | 4.5★ (322) | Huntsville, 14 mi away | 24/7 | — |
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 review volume: 4.9★ from 2,796 Google reviews, the most Google reviews on this list (2,796).
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Huntsville, 12 mi away
Ranked #2 because of its Google rating and availability: 5.0★ from 43 Google reviews, open 24/7.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Huntsville, 13 mi away
Ranked #3 because of its Google rating and trade focus: 5.0★ from 471 Google reviews, listed on Google as “Insulation contractor”.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Decatur, 22 mi away
Ranked #4 because of its Google rating and availability: 4.9★ from 1,855 Google reviews, open 24/7.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Huntsville, 4 mi away
Ranked #5 because of its Google rating and availability: 4.6★ from 150 Google reviews, open 24/7.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Athens, 6 mi away
Ranked #6 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 Decatur, 24 mi away
Ranked #7 because of its Google rating and availability: 5.0★ from 246 Google reviews, open 24/7.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Madison, 13 mi away
Ranked #8 because of its Google rating and trade focus: 4.9★ from 83 Google reviews, listed on Google as “Insulation contractor”.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Decatur, 25 mi away
Ranked #9 because of its Google rating and trade focus: 5.0★ from 225 Google reviews, listed on Google as “Insulation contractor”.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Huntsville, 14 mi away
Ranked #10 because of its Google rating and availability: 4.5★ from 322 Google reviews, open 24/7.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Athens, 17 mi away
Ranked #11 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 Huntsville, 7 mi away
Ranked #12 because of its Google rating and trade focus: 3.3★ from 12 Google reviews, listed on Google as “Insulation contractor”.
Based on 5 of 8 factors; credentials, recency and availability not yet collected.
Based in Harvest
Ranked #13 because of its Google rating and trade focus: 3.1★ from 10 Google reviews, listed on Google as “Insulation contractor”.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Huntsville, 24 mi away
Ranked #14 because of its Google rating and trade focus: 5.0★ from 52 Google reviews, listed on Google as “Insulation contractor”.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Huntsville, 15 mi away
Ranked #15 because of its Google rating and trade focus: 3.0★ from 7 Google reviews, listed on Google as “Insulation contractor”.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Huntsville, 20 mi away
Ranked #16 because of its Google rating and trade focus: 5.0★ from 117 Google reviews, listed on Google as “Insulation contractor”.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Athens, 14 mi away
Ranked #17 because of its Google rating and availability: 5.0★ from 27 Google reviews, open 7 days a week.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Huntsville, 12 mi away
Ranked #18 because of its Google rating and trade focus: 5.0★ from 28 Google reviews, listed on Google as “Insulation contractor”.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Decatur, 16 mi away
Ranked #19 because of its Google rating and trade focus: 5.0★ from 42 Google reviews, listed on Google as “Insulation contractor”.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Athens, 14 mi away
Ranked #20 because of its Google rating and trade focus: 5.0★ from 4 Google reviews, listed on Google as “Insulation contractor”.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Huntsville, 17 mi away
Ranked #21 because of its Google rating and trade focus: 4.9★ from 40 Google reviews, listed on Google as “Insulation contractor”.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Huntsville, 9 mi away
Ranked #22 because of its Google rating and review volume: 4.9★ from 324 Google reviews, 324 Google reviews.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Decatur, 24 mi away
Ranked #23 because of its Google rating and trade focus: 3.5★ from 4 Google reviews, listed on Google as “Insulation contractor”.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Huntsville, 12 mi away
Ranked #24 because of its Google rating and trade focus: 5.0★ from 3 Google reviews, listed on Google as “Insulation contractor”.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Athens, 8 mi away
Ranked #25 because of its Google rating and availability: 5.0★ from 6 Google reviews, open Saturdays until 5 PM.
Based on 6 of 8 factors; credentials and recency not yet collected.
#1 to #25 are shown in full above. Here are #26 to #30, in CR Score order; each links to its profile.
| Rank | Business | CR Score | Google rating | Distance |
|---|---|---|---|---|
| 26 | SPI - Specialty Products & Insulation, Inc. | 70 | 4.8★ (21) | 25 mi |
| 27 | 31-W Insulation | 70 | 3.1★ (26) | 7 mi |
| 28 | Synergy Home Performance, LLC | 68 | 4.0★ (4) | 22 mi |
| 29 | Cell-Pak Services | 68 | 3.8★ (19) | 23 mi |
| 30 | Window Depot USA of Huntsville AL | 66 | 4.4★ (46) | 13 mi |
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 |
|---|---|---|
| Cell-Pak Insulation | 5.0★ (1) | 21 mi |
| Cell-Pak-Jenkins | 14 mi | |
| Eagle Pro Heating - Cooling - Insulation Madison/Huntsville | 10 mi | |
| Eco Three | 5.0★ (2) | 18 mi |
| EcoLogical Insulation | 5.0★ (1) | 7 mi |
| Henry's Insulation | 5.0★ (1) | 14 mi |
| In And Out Insulation, LLC | 5.0★ (1) | 11 mi |
| J&L Spray Foam | In Harvest | |
| Legacy Homes - Abbington | 2.0★ (2) | In Harvest |
| Mach Insulation | 14 mi | |
| Martinez Insulation | 9 mi | |
| Mr. Miller Insulation | 5.0★ (1) | 12 mi |
| North Alabama Insulation Co | In Harvest | |
| Pros Paint Contracting | 17 mi | |
| Quality Plus Production, Inc. | 10 mi | |
| Raydan Acoustical & Drywall Inc | 16 mi | |
| Seal Tight Insulation, LLC | 8 mi | |
| SRI Huntsville | 12 mi | |
| Truseal Insulation | 4.0★ (1) | 23 mi |
| Wingate by DSLD Homes | 5.0★ (3) | In Harvest |
National price ranges in USD, not adjusted for Harvest. 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 30 Harvest 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 Harvest 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 |