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ContractorsRanked

Best Insulation Contractors in Huntsville, AL (2026)

27 insulation contractors ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →

The short answer

  1. 1

    Best overall in Huntsville: Heartstrong Services, CR Score 63/100; 5.0★ from 471 Google reviews; open Saturdays until 8 PM.

  2. 2

    Best for emergencies (open 24/7): Conditioned Air Solutions, posts 24/7 hours; ranked #2 of 27.

  3. 2

    Most-reviewed: Conditioned Air Solutions, 2,796 Google reviews at 4.9★, the most of 27 ranked; ranked #2.

Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank

27 Huntsville insulation contractors are ranked here by CR Score, from ten published factors. 4 are open 24/7, 14 open Saturdays and 8 open Sundays, based on posted hours. The median Google rating is 5.0★ across 27 rated businesses.

Top 10 insulation contractors in Huntsville at a glance

Top 10 insulation contractors in Huntsville at a glance
RankBusinessCR ScoreGoogle ratingBased inHoursBest for
1Heartstrong Services635.0★ (471)HuntsvilleSat · EveningsOverall
2Conditioned Air Solutions624.9★ (2,796)Huntsville24/7Emergencies, Most reviews
3Huntsville Spray Foam Pros625.0★ (43)Huntsville24/7—
4Sensigreen Heating, Cooling & Insulation595.0★ (52)HuntsvilleSat · Evenings—
5Tactical Wildlife Removal & Restoration585.0★ (117)Huntsville——
6Tennessee Valley Spray Foam LLC585.0★ (47)Athens, 4 mi awaySat—
7Southern Industries Home Improvements564.5★ (322)Huntsville24/7—
8iFOAM Insulation of Huntsville564.9★ (83)Madison, 12 mi awaySat—
9Insulation Plus564.9★ (40)Huntsville——
10Huntsville Spray Foam Insulation565.0★ (28)Huntsville——

The 27 best insulation contractors in Huntsville, ranked

Ordered by CR Score, a 0–100 score from ten published factors. Paid placement never changes the order.

  1. Ranked #1 in Huntsville

    #1 Heartstrong Services

    Based in Huntsville

    63/100CR Score

    Ranked #1 because of its Google rating and trade focus: 5.0★ from 471 Google reviews, listed on Google as “Insulation contractor”.

    Based on 8 of 10 factors; credentials and recency not yet collected.

    • 5.0★ from 471 Google reviews
    Hours
    Mon–Sat 7 AM–8 PM · Sun closed
    View profile for Heartstrong Services(256) 578-4433

  2. #2 Conditioned Air Solutions

    Based in Huntsville

    62/100CR Score

    Ranked #2 because of its Google rating and review volume: 4.9★ from 2,796 Google reviews, the most in Huntsville.

    Based on 8 of 10 factors; credentials and recency not yet collected.

    • 4.9★ from 2,796 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    200 Dan Tibbs Rd, Huntsville, AL 35806
    View profile for Conditioned Air Solutions(256) 428-1983

  3. #3 Huntsville Spray Foam Pros

    Based in Huntsville

    62/100CR Score

    Ranked #3 because of its Google rating and trade focus: 5.0★ from 43 Google reviews, listed on Google as “Insulation contractor”.

    Based on 8 of 10 factors; credentials and recency not yet collected.

    • 5.0★ from 43 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    2110 13th St SW, Huntsville, AL 35805
    View profile for Huntsville Spray Foam Pros(938) 201-4010

  8. #8 iFOAM Insulation of Huntsville

    Based in Madison, 12 mi away

    56/100CR Score

    Ranked #8 because of its Google rating and trade focus: 4.9★ from 83 Google reviews, listed on Google as “Insulation contractor”.

    Based on 8 of 10 factors; credentials and recency not yet collected.

    • 4.9★ from 83 Google reviews
    Hours
    Mon–Sat 9 AM–6 PM · Sun closed
    Address
    9582 Madison Blvd Suite 10, Madison, AL 35758
    View profile for iFOAM Insulation of Huntsville(256) 398-6418

  9. #9 Insulation Plus

    Based in Huntsville

    56/100CR Score

    Ranked #9 because of its Google rating and trade focus: 4.9★ from 40 Google reviews, listed on Google as “Insulation contractor”.

    Based on 8 of 10 factors; credentials and recency not yet collected.

    • 4.9★ from 40 Google reviews
    Hours
    Mon–Thu 8 AM–5 PM · Fri 9 AM–4 PM · Sat–Sun closed
    Address
    8210 Stephanie Dr SW Suite K, Huntsville, AL 35802
    View profile for Insulation Plus(256) 258-8010

  13. #13 Eagle Insulation Inc

    Based in Huntsville

    56/100CR Score

    Ranked #13 because of its Google rating and trade focus: 3.0★ from 7 Google reviews, listed on Google as “Insulation contractor”.

    Based on 8 of 10 factors; credentials and recency not yet collected.

    • 3.0★ from 7 Google reviews
    Hours
    Mon–Sun 9 AM–5 PM
    Address
    1010 Appalachee Dr SE, Huntsville, AL 35801
    View profile for Eagle Insulation Inc(256) 755-1556

  15. #15 American Insulation

    Based in Huntsville

    55/100CR Score

    Ranked #15 because of its Google rating and trade focus: 3.3★ from 12 Google reviews, listed on Google as “Insulation contractor”.

    Based on 7 of 10 factors; credentials, recency and availability not yet collected.

    • 3.3★ from 12 Google reviews
    Address
    118 Spacegate Dr NW, Huntsville, AL 35806
    View profile for American Insulation(256) 746-0004

  17. #17 Imagine Inc. - Stonecraft Construction & Truseal Insulation

    Based in Huntsville

    53/100CR Score

    Ranked #17 because of its Google rating and trade focus: 5.0★ from 3 Google reviews, listed on Google as “Insulation contractor”.

    Based on 8 of 10 factors; credentials and recency not yet collected.

    • 5.0★ from 3 Google reviews
    Hours
    Mon–Fri 8 AM–5 PM · Sat–Sun closed
    Address
    314 Cahill Dr NW, Huntsville, AL 35811
    View profile for Imagine Inc. - Stonecraft Construction & Truseal Insulation(256) 509-3800

  19. #19 Eagle Insulation LLC

    Based in Harvest, 10 mi away

    52/100CR Score

    Ranked #19 because of its Google rating and trade focus: 3.1★ from 10 Google reviews, listed on Google as “Insulation contractor”.

    Based on 8 of 10 factors; credentials and recency not yet collected.

    • 3.1★ from 10 Google reviews
    Hours
    Mon–Fri 7 AM–8 PM · Sat closed · Sun 7 AM–8 PM
    Address
    5565 AL-53, Harvest, AL 35749
    View profile for Eagle Insulation LLC(256) 755-1556

  20. #20 31-W Insulation

    Based in Huntsville

    52/100CR Score

    Ranked #20 because of its Google rating and trade focus: 3.1★ from 26 Google reviews, listed on Google as “Insulation contractor”.

    Based on 8 of 10 factors; credentials and recency not yet collected.

    • 3.1★ from 26 Google reviews
    Hours
    Mon–Fri 8 AM–4 PM · Sat–Sun closed
    Address
    194 Import Cir NW, Huntsville, AL 35806
    View profile for 31-W Insulation(256) 852-8485

  21. #21 Duggers insulation

    Based in Athens, 22 mi away

    49/100CR Score

    Ranked #21 because of its Google rating and trade focus: 5.0★ from 4 Google reviews, listed on Google as “Insulation contractor”.

    Based on 8 of 10 factors; credentials and recency not yet collected.

    • 5.0★ from 4 Google reviews
    Hours
    Mon–Tue 7 AM–7 PM · Wed 7 AM–5:30 PM · Thu–Sat 7 AM–7 PM · Sun closed
    View profile for Duggers insulation(256) 216-7301

  23. #23 Crawl Space Ninja

    Based in Knoxville, 20 mi away

    49/100CR Score

    Ranked #23 because of its Google rating and trade focus: 5.0★ from 9 Google reviews, listed on Google as “Insulation contractor”.

    Based on 8 of 10 factors; credentials and recency not yet collected.

    • 5.0★ from 9 Google reviews
    Hours
    Mon–Thu 8 AM–5 PM · Fri 8 AM–4 PM · Sat–Sun closed
    View profile for Crawl Space Ninja(256) 384-6037

  24. #24 Southern Valley Services

    Based in Athens, 21 mi away

    49/100CR Score

    Ranked #24 because of its Google rating and trade focus: 5.0★ from 8 Google reviews, listed on Google as “Insulation contractor”.

    Based on 8 of 10 factors; credentials and recency not yet collected.

    • 5.0★ from 8 Google reviews
    Hours
    Mon–Fri 7:30 AM–4:30 PM · Sat–Sun closed
    View profile for Southern Valley Services(256) 497-5595

All 27 insulation contractors

#1 to #25 are shown in full above. Here are #26 to #27, in CR Score order; each links to its profile.

insulation contractors in Huntsville, ranks 26 to 27
RankBusinessCR ScoreGoogle ratingDistance
26Synergy Home Performance, LLC474.0★ (4)23 mi
27Green Brothers Services475.0★ (6)10 mi

Also serving Huntsville

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.

Unranked insulation contractors serving Huntsville
BusinessGoogle ratingDistance
Bret Slaton Homes4.8★ (87)In Huntsville
Cell-Pak-JenkinsIn Huntsville
David Brothers InsulationIn Huntsville
Eco Three5.0★ (2)In Huntsville
EcoLogical Insulation5.0★ (1)In Huntsville
FT2 Homes LLC5.0★ (4)In Huntsville
Goble construction4.0★ (31)In Huntsville
Henry's Insulation5.0★ (1)In Huntsville
Mach InsulationIn Huntsville
Martinez InsulationIn Huntsville
Mr. Miller Insulation5.0★ (1)In Huntsville
Pros Paint ContractingIn Huntsville
RetroFoam of Alabama LLC5.0★ (1)In Huntsville
Roofing World4.8★ (107)In Huntsville
Southland Distributors4.8★ (29)In Huntsville
SRI HuntsvilleIn Huntsville
Superior Roofing LLC4.9★ (40)In Huntsville
Thompson Drywall Inc5.0★ (3)In Huntsville
Truseal Insulation4.0★ (1)In Huntsville
Whole Home Solutions, LLC5.0★ (23)In Huntsville

How much do insulation contractors cost in Huntsville?

National price ranges in USD, not adjusted for Huntsville. Each row names its basis and the month we checked it.

How much do insulation contractors cost in Huntsville?
JobLowTypicalHighBasisChecked
Attic insulation$1,700$2,100$2,500Per attic: typical range of customer-reported jobs (about $1 to $3 per sq ft). US national rangeOctober 2026

How we ranked Huntsville insulation contractors

We scored 27 Huntsville 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.

Read the full method: formula, sources and exclusions

CR Score factors and weights
FactorWeightComputed fromIn Huntsville data
Reputation25%Google star rating, adjusted for how many reviews back itMeasured
Credentials15%Active state license, bond and workers’ comp on fileNot yet collected
Review volume10%Number of Google reviews, compared with the most-reviewed business on the listMeasured
Recency5%Share of reviews from the last 12 monthsNot yet collected
Availability5%Weekly open hours, Saturday, Sunday, 24/7 or same-dayMeasured
Trade focus10%How clearly the business does this trade (its Google category and name)Measured
Proximity5%Based in the city scores highest, less the farther away it isMeasured
Claimed profile10%The business has claimed its ContractorsRanked profile (free or paid earn the same)Measured
Partnered5%The business links to ContractorsRanked from its own website with our badge, checked periodicallyMeasured
ContractorsRanked reviews10%Verified customer reviews collected by ContractorsRanked: their rating and how many there areMeasured

Insulation contractors in Huntsville: frequently asked questions

Who is the best insulation contractor in Huntsville?

By CR Score, the highest-ranked insulation contractor in Huntsville, AL is Heartstrong Services with a CR Score of 63/100. It has 5.0★ from 471 Google reviews. It is open Saturdays until 8 PM. Conditioned Air Solutions (#2) and Huntsville Spray Foam Pros (#3) follow. We ranked 27 insulation contractors on ten factors, last updated October 22, 2026.

How many insulation contractors are there in Huntsville?

ContractorsRanked ranks 27 insulation contractors serving Huntsville, AL. 15 of them are based in Huntsville; the rest serve it from nearby towns. Another 20 within 25 mi are listed but not ranked yet. Counts are as of October 2026.

Which insulation contractors in Huntsville are open 24/7?

4 ranked insulation contractors in Huntsville post 24/7 hours. The highest-ranked are Conditioned Air Solutions (#2), Huntsville Spray Foam Pros (#3) and Southern Industries Home Improvements (#7). Hours come from each business's Google listing as of October 2026, so call to confirm.

Which insulation contractors in Huntsville work on weekends?

14 of 27 ranked insulation contractors post Saturday hours and 8 post Sunday hours. The highest-ranked open Saturdays are Heartstrong Services (#1), Conditioned Air Solutions (#2) and Huntsville Spray Foam Pros (#3). Posted hours are office hours; crews may book weekend jobs separately.

How much does attic insulation cost in Huntsville?

Attic insulation typically costs $1,700 to $2,500, with $2,100 typical (Per attic: typical range of customer-reported jobs (about $1 to $3 per sq ft). US national range). This is a national range, not adjusted for Huntsville. Prices were last checked October 2026. Get at least two written quotes before you hire.

What Google rating do Huntsville insulation contractors have?

The median Google rating among 27 rated insulation contractors in Huntsville is 5.0★, with a median of 40 reviews. Conditioned Air Solutions has the most, 2,796 reviews, and ranks #2. We adjust ratings for review count, so a few five-star reviews cannot top the list.

How does ContractorsRanked rank insulation contractors?

Each insulation contractor gets a 0–100 CR Score from ten published factors, led by reputation (25%), credentials (15%), review volume (10%) and trade focus (10%). A business with no Google reviews scores zero on rating, review volume and recency; other factors we cannot measure are left out. Only businesses with a confirmed trade and 3 or more reviews, or a claimed profile, are ranked.

Do insulation contractors outside Huntsville count in this ranking?

Yes, if they are within 25 mi of the Huntsville city center, our service radius for insulation contractors. Each listing shows where the business is based and how far away it is. Proximity is 5% of the CR Score, so a nearby business gets a small edge.

Update log for Huntsville

  1. October 2026: CR Scores recalculated for 27 insulation contractors serving Huntsville.
  2. October 2026: 1 duplicate listing merged.

More insulation contractors and Huntsville pages

Other trades in Huntsville