95 insulation contractors ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →
Best overall in Kirby: Beluga Air, CR Score 63/100; 4.9★ from 1,344 Google reviews; open 24/7.
Best for emergencies (open 24/7): Critter One of San Antonio, LLC, posts 24/7 hours; ranked #2 of 95.
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 Kirby insulation contractors are ranked here by CR Score, from ten 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.
| Rank | Business | CR Score | Google rating | Based in | Hours | Best for |
|---|---|---|---|---|---|---|
| 1 | Beluga Air | 63 | 4.9★ (1,344) | San Antonio, 9 mi away | 24/7 | Overall |
| 2 | Critter One of San Antonio, LLC | 61 | 4.6★ (737) | San Antonio, 6 mi away | 24/7 | Emergencies |
| 3 | Geo-Insulation, LLC | 60 | 5.0★ (326) | San Antonio, 4 mi away | Sat · Evenings | — |
| 4 | Jon Wayne Service Company | 59 | 4.8★ (16,461) | San Antonio, 8 mi away | 24/7 | Most reviews |
| 5 | TX Builder, Attic Insulation & Air Duct Cleaning Specialist | 58 | 5.0★ (123) | San Antonio, 16 mi away | 24/7 | — |
| 6 | Cloud Spray Foam LLC | 58 | 5.0★ (16) | Converse, 5 mi away | 24/7 | — |
| 7 | America Air Duct Cleaning Services | 57 | 4.9★ (278) | San Antonio, 11 mi away | Sun · Evenings | — |
| 8 | San Antonio Spray Foam Insulation | 57 | 5.0★ (27) | San Antonio, 7 mi away | Sat · Sun | — |
| 9 | Hill Country Spray Foam Insulation | 56 | 5.0★ (23) | Universal City, 8 mi away | Sat · Sun · Evenings | — |
| 10 | Frontier Insulation Services | 56 | 4.9★ (45) | Helotes, 5 mi away | Sat · Evenings | — |
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 1,344 Google reviews, listed on Google as “Insulation contractor”.
Based in San Antonio, 6 mi away
Ranked #2 because of its Google rating and trade focus: 4.6★ from 737 Google reviews, listed on Google as “Insulation contractor”.
Based in San Antonio, 4 mi away
Ranked #3 because of its Google rating and trade focus: 5.0★ from 326 Google reviews, listed on Google as “Insulation contractor”.
Based in San Antonio, 8 mi away
Ranked #4 because of its Google rating and review volume: 4.8★ from 16,461 Google reviews, the most in Kirby.
Based in San Antonio, 16 mi away
Ranked #5 because of its Google rating and trade focus: 5.0★ from 123 Google reviews, listed on Google as “Insulation contractor”.
Based in Converse, 5 mi away
Ranked #6 because of its Google rating and trade focus: 5.0★ from 16 Google reviews, listed on Google as “Insulation contractor”.
Based in San Antonio, 11 mi away
Ranked #7 because of its Google rating and trade focus: 4.9★ from 278 Google reviews, listed on Google as “Insulation contractor”.
Based in San Antonio, 7 mi away
Ranked #8 because of its Google rating and trade focus: 5.0★ from 27 Google reviews, listed on Google as “Insulation contractor”.
Based in Universal City, 8 mi away
Ranked #9 because of its Google rating and trade focus: 5.0★ from 23 Google reviews, listed on Google as “Insulation contractor”.
Based in Helotes, 5 mi away
Ranked #10 because of its Google rating and trade focus: 4.9★ from 45 Google reviews, listed on Google as “Insulation contractor”.
Based in San Antonio, 8 mi away
Ranked #11 because of its Google rating and trade focus: 5.0★ from 60 Google reviews, listed on Google as “Insulation contractor”.
Based in Helotes, 5 mi away
Ranked #12 because of its Google rating and trade focus: 4.9★ from 39 Google reviews, listed on Google as “Insulation contractor”.
Based in San Antonio, 16 mi away
Ranked #13 because of its Google rating and trade focus: 5.0★ from 20 Google reviews, listed on Google as “Insulation contractor”.
Based in San Antonio, 8 mi away
Ranked #14 because of its Google rating and trade focus: 5.0★ from 5 Google reviews, listed on Google as “Insulation contractor”.
Based in San Antonio, 8 mi away
Ranked #15 because of its Google rating and trade focus: 5.0★ from 5 Google reviews, listed on Google as “Insulation contractor”.
Based in Helotes, 8 mi away
Ranked #16 because of its Google rating and trade focus: 5.0★ from 43 Google reviews, listed on Google as “Insulation contractor”.
Based in San Antonio, 5 mi away
Ranked #17 because of its Google rating and trade focus: 4.8★ from 47 Google reviews, listed on Google as “Insulation contractor”.
Based in San Antonio, 1 mi away
Ranked #18 because of its Google rating and trade focus: 5.0★ from 12 Google reviews, listed on Google as “Insulation contractor”.
Based in San Antonio, 9 mi away
Ranked #19 because of its Google rating and review volume: 4.9★ from 515 Google reviews.
Based in San Antonio, 8 mi away
Ranked #20 because of its Google rating and trade focus: 4.9★ from 41 Google reviews, listed on Google as “Insulation contractor”.
Based in San Antonio, 5 mi away
Ranked #21 because of its Google rating and trade focus: 5.0★ from 6 Google reviews, listed on Google as “Insulation contractor”.
Based in Helotes, 12 mi away
Ranked #22 because of its Google rating and trade focus: 5.0★ from 6 Google reviews, listed on Google as “Insulation contractor”.
Based in San Antonio, 11 mi away
Ranked #23 because of its Google rating and trade focus: 4.8★ from 57 Google reviews, listed on Google as “Insulation contractor”.
Based in Helotes, 8 mi away
Ranked #24 because of its Google rating and trade focus: 4.9★ from 89 Google reviews, listed on Google as “Insulation contractor”.
Based in San Antonio, 2 mi away
Ranked #25 because of its Google rating and review volume: 4.9★ from 781 Google reviews.
National price ranges in USD, not adjusted for Kirby. 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 95 Kirby 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 Kirby 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 |