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ContractorsRanked

Best Insulation Contractors in Alamo Heights, TX (2026)

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

The short answer

  1. 1

    Best overall in Alamo Heights: Beluga Air, CR Score 92/100; 4.9★ from 1,344 Google reviews; open 24/7.

  2. 2

    Best for emergencies (open 24/7): Critter One of San Antonio, LLC, posts 24/7 hours; ranked #2 of 95.

  3. 4

    Most-reviewed: Jon Wayne Service Company, 16,461 Google reviews at 4.8★, the most of 95 ranked; ranked #4.

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

95 Alamo Heights insulation contractors are ranked here by CR Score, from 8 published factors. 19 are open 24/7, 57 open Saturdays and 35 open Sundays, based on posted hours. The median Google rating is 4.9★ across 95 rated businesses.

Top 10 insulation contractors in Alamo Heights at a glance

Top 10 insulation contractors in Alamo Heights at a glance
RankBusinessCR ScoreGoogle ratingBased inHoursBest for
1Beluga Air924.9★ (1,344)San Antonio, 4 mi away24/7Overall
2Critter One of San Antonio, LLC884.6★ (737)San Antonio, 5 mi away24/7Emergencies
3TX Builder, Attic Insulation & Air Duct Cleaning Specialist875.0★ (123)San Antonio, 12 mi away24/7—
4Jon Wayne Service Company864.8★ (16,461)San Antonio, 12 mi away24/7Most reviews
5Geo-Insulation, LLC855.0★ (326)San Antonio, 2 mi awaySat · Evenings—
6Cloud Spray Foam LLC845.0★ (16)Converse, 3 mi away24/7—
7Attic World845.0★ (20)San Antonio, 11 mi away24/7—
8911 Attic & Home Insulation Service845.0★ (5)San Antonio, 4 mi away24/7—
9Attic Insulation Pro845.0★ (5)San Antonio, 4 mi away24/7—
10ASC Heating & Air Conditioning844.9★ (515)San Antonio, 5 mi away24/7—

The 95 best insulation contractors in Alamo Heights, ranked

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.

  1. Ranked #1 in Alamo Heights

    #1 Beluga Air

    Based in San Antonio, 4 mi away

    92/100CR Score

    Ranked #1 because of its Google rating and availability: 4.9★ from 1,344 Google reviews, open 24/7.

    • 4.9★ from 1,344 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    240 Sherwood Dr, San Antonio, TX 78201
    View profile for Beluga Air(210) 468-5977

  5. #5 Geo-Insulation, LLC

    Based in San Antonio, 2 mi away

    85/100CR Score

    Ranked #5 because of its Google rating and trade focus: 5.0★ from 326 Google reviews, listed on Google as “Insulation contractor”.

    • 5.0★ from 326 Google reviews
    Hours
    Mon–Sat 9 AM–7 PM · Sun closed
    Address
    2766 Harney Path, San Antonio, TX 78234
    View profile for Geo-Insulation, LLC(210) 848-5658

  7. #7 Attic World

    Based in San Antonio, 11 mi away

    84/100CR Score

    Ranked #7 because of its Google rating and availability: 5.0★ from 20 Google reviews, open 24/7.

    • 5.0★ from 20 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    7755 Pipers Hill, San Antonio, TX 78251
    View profile for Attic World(361) 902-8842

  16. #16 Air Xpress

    Based in San Antonio, 4 mi away

    81/100CR Score

    Ranked #16 because of its Google rating and trade focus: 5.0★ from 60 Google reviews, listed on Google as “Insulation contractor”.

    • 5.0★ from 60 Google reviews
    Hours
    Mon–Fri 8 AM–6 PM · Sat 9 AM–5 PM · Sun closed
    Address
    10626 Gulfdale St Suite #4, San Antonio, TX 78216
    View profile for Air Xpress(210) 986-4040

  18. #18 Fresh & Clean

    Based in San Antonio, 14 mi away

    81/100CR Score

    Ranked #18 because of its Google rating and availability: 4.5★ from 4 Google reviews, open 24/7.

    • 4.5★ from 4 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    3618 Cotoneaster, San Antonio, TX 78261
    View profile for Fresh & Clean(210) 624-8922

  22. #22 Air Authority LLC

    Based in San Antonio, 3 mi away

    80/100CR Score

    Ranked #22 because of its Google rating and availability: 4.8★ from 613 Google reviews, open 7 days a week.

    • 4.8★ from 613 Google reviews
    Hours
    Mon–Fri 8 AM–8 PM · Sat–Sun 8 AM–5 PM
    Address
    2554 Boardwalk St, San Antonio, TX 78217
    View profile for Air Authority LLC(210) 791-0778

Insulation contractors ranked #26 to #50

#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 95 ranked insulation contractors here; the rest are on their profiles.

insulation contractors in Alamo Heights, ranks 26 to 50
RankBusinessCR ScoreGoogle ratingDistance
26Attic Pro794.8★ (57)7 mi
27Synergy Insulation793.0★ (3)3 mi
28SATX Spray Foam Insulation794.8★ (48)7 mi
29Affordable Air LLC795.0★ (87)3 mi
30Polar Spray Foam Insulation794.9★ (39)3 mi
31iFOAM Insulation794.8★ (47)6 mi
32Insulation Pros SATX795.0★ (56)12 mi
33Insulation Works794.8★ (52)22 mi
34Murphy's Insulation784.9★ (15)9 mi
35Texas Shield Insulation784.6★ (21)4 mi
36Speed Dry USA - Air Duct Cleaning784.9★ (18)7 mi
37Professional Air Duct Cleaning784.8★ (60)11 mi
38Sweeppy LLC775.0★ (27)13 mi
39Panda Insulation LLC775.0★ (6)17 mi
40Somri Home Services775.0★ (126)11 mi
41Koala Insulation of North San Antonio774.9★ (89)3 mi
42Premier spray foam llc775.0★ (8)19 mi
43TX Builder, Attic Insulation & Duct Repair774.5★ (8)4 mi
44L&L Pest Control775.0★ (16)10 mi
45Green Energy of San Antonio774.5★ (95)9 mi
46Expo Home Improvement774.9★ (781)6 mi
47Santex Spray Foam LLC.775.0★ (10)22 mi
48EnergySavers of San Antonio775.0★ (5)4 mi
49Champ765.0★ (3)24 mi
50Home comfort insulation765.0★ (12)6 mi

Also serving Alamo Heights

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 Alamo Heights
BusinessGoogle ratingDistance
ACENA Insulation, LLC5.0★ (1)17 mi
Attic Spray Foam Insulation Pro5.0★ (1)7 mi
BENITEZ INSULATIONIn Alamo Heights
Best Insulation:5.0★ (1)5 mi
Bexar Insulation5.0★ (1)6 mi
Entropy Insulation4.0★ (1)8 mi
FreshNest Carpets5.0★ (2)2 mi
GRC DRYWALL LLC5.0★ (1)9 mi
Insulation Pros San Antonio5.0★ (2)3 mi
Iso Rihner San Antonio - spray foam & blow-in insulation5.0★ (1)21 mi
J.G. Royal Construction, LLC5.0★ (1)6 mi
Monarch Insulation5.0★ (2)9 mi
Nelliug Insulation5.0★ (2)7 mi
One Step Air Duct Cleaning San Antonio5.0★ (1)In Alamo Heights
RC Insulation5.0★ (1)3 mi
SATX Insulation5.0★ (1)10 mi
spirit of excellence insulation and ventilation5.0★ (1)4 mi
SprayFoam USA5.0★ (1)16 mi
Texas Spray Foam Experts5.0★ (2)3 mi
Truteam3.0★ (1)8 mi

How much do insulation contractors cost in Alamo Heights?

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

How much do insulation contractors cost in Alamo Heights?
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 Alamo Heights insulation contractors

We scored 95 Alamo Heights 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.

Read the full method: formula, sources and exclusions

CR Score factors and weights
FactorWeightComputed fromIn Alamo Heights data
Reputation35%Bayesian-adjusted Google star ratingMeasured
Credentials15%Active state license 0.6, bond 0.2, workers’ comp 0.2Not yet collected
Review volume10%log10(reviews + 1) against the list maximumMeasured
Recency10%Share of reviews from the last 12 monthsNot yet collected
Availability10%Weekly open hours, Saturday, Sunday, 24/7 or same-dayMeasured
Trade focus10%Google main category 1.0, business name 0.7, additional category 0.5Measured
Proximity5%1.0 when based in the city, falling to 0 at the trade’s radiusMeasured
Completeness5%Website, photos, description, hours, claimed profile (0.2 each)Measured

Insulation contractors in Alamo Heights: frequently asked questions

Who is the best insulation contractor in Alamo Heights?

By CR Score, the highest-ranked insulation contractor in Alamo Heights, TX is Beluga Air with a CR Score of 92/100. It has 4.9★ from 1,344 Google reviews. It is open 24/7. Critter One of San Antonio, LLC (#2) and TX Builder, Attic Insulation & Air Duct Cleaning Specialist (#3) follow. We ranked 95 insulation contractors on 8 factors, last updated October 22, 2026.

How many insulation contractors are there in Alamo Heights?

ContractorsRanked ranks 95 insulation contractors serving Alamo Heights, TX. Another 20 within 25 mi are listed but not ranked yet. Counts are as of October 2026.

Which insulation contractors in Alamo Heights are open 24/7?

19 ranked insulation contractors in Alamo Heights post 24/7 hours. The highest-ranked are Beluga Air (#1), Critter One of San Antonio, LLC (#2) and TX Builder, Attic Insulation & Air Duct Cleaning Specialist (#3). Hours come from each business's Google listing as of October 2026, so call to confirm.

Which insulation contractors in Alamo Heights work on weekends?

57 of 95 ranked insulation contractors post Saturday hours and 35 post Sunday hours. The highest-ranked open Saturdays are Beluga Air (#1), Critter One of San Antonio, LLC (#2) and TX Builder, Attic Insulation & Air Duct Cleaning Specialist (#3). Posted hours are office hours; crews may book weekend jobs separately.

How much does attic insulation cost in Alamo Heights?

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 Alamo Heights. Prices were last checked October 2026. Get at least two written quotes before you hire.

What Google rating do Alamo Heights insulation contractors have?

The median Google rating among 95 rated insulation contractors in Alamo Heights is 4.9★, with a median of 19 reviews. Jon Wayne Service Company has the most, 16,461 reviews, and ranks #4. 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 8 published factors, led by reputation (35%), credentials (15%), review volume (10%) and recency (10%). Factors we cannot measure are left out, not scored as zero. Only businesses with a confirmed trade and 3 or more reviews, or a claimed profile, are ranked.

Do insulation contractors outside Alamo Heights count in this ranking?

Yes, if they are within 25 mi of the Alamo Heights 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 Alamo Heights

  1. October 2026: CR Scores recalculated for 95 insulation contractors serving Alamo Heights.
  2. October 2026: 1 duplicate listing merged.

More insulation contractors and Alamo Heights pages

Other trades in Alamo Heights