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Alpha Insulation CoInsulation contractor in San Marcos, TX

Alpha Insulation Co is an insulation contractor at 108 North St, San Marcos, TX 78666, ranked #4 of 38 insulation contractors in San Marcos and rated 5.0 from 9 Google reviews. Open 7 days a week.

San Marcos, TXUpdated 0 paid placements in any rankingHow we rank

Call (512) 763-1167Website ↗

Key facts

Key facts about Alpha Insulation Co
Address108 North St, San Marcos, TX 78666Get directions
Phone(512) 763-1167
Websitesanmarcosinsulationcontractor.com
HoursMonday to Saturday: 8 AM – 5:30 PM; Sunday: 9 AM – 5 PM
Google rating5.0 from 9 Google reviews

Trades

Each trade shows the evidence we matched it on.

Service area

Serves San Marcos and 8 towns within 25 miles: Kyle, Buda, New Braunfels, Lockhart, Canyon Lake, Shady Hollow, Seguin and Luling.

Based in San Marcos, TXView on map

Opening hours

Opening hours for Alpha Insulation Co
DayHours
Monday8 AM – 5:30 PM
Tuesday8 AM – 5:30 PM
Wednesday8 AM – 5:30 PM
Thursday8 AM – 5:30 PM
Friday8 AM – 5:30 PM
Saturday8 AM – 5:30 PM
Sunday9 AM – 5 PM
  • Open evenings — no
  • Open Saturdays
  • Open Sundays

Typical insulation prices

Typical insulation prices
JobLowTypicalHigh
Attic insulationPer attic: typical range of customer-reported jobs (about $1 to $3 per sq ft). US national range$1,700$2,100$2,500

Market ranges for the trade, checked October 2026, not a quote from this business. Ask for a written estimate.

Reviews

ContractorsRanked reviews

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Google

5.0from 9 Google reviews

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Questions about Alpha Insulation Co

How is Alpha Insulation Co ranked in San Marcos?

Alpha Insulation Co is ranked #4 of 38 insulation contractors in San Marcos by CR Score, with 58 out of 100 as of November 2026. The score weighs reputation, credentials, review volume, recency, availability, trade focus, proximity, claimed profile, partnered and ContractorsRanked reviews. No business can pay to change its rank.

What are Alpha Insulation Co’s hours?

Alpha Insulation Co is open 7 days a week. Its listed hours are Monday to Saturday, 8 AM – 5:30 PM; Sunday, 9 AM – 5 PM. On Saturdays it is open 8 AM to 5:30 PM, and on Sundays 9 AM to 5 PM. Hours come from the business listing; holiday hours may differ.

What areas does Alpha Insulation Co serve?

Serves San Marcos and 8 towns within 25 miles: Kyle, Buda, New Braunfels, Lockhart, Canyon Lake, Shady Hollow, Seguin and Luling. The list is based on the business's location and the usual service radius for insulation. Confirm your address is covered when you call.

What do Google reviews say about Alpha Insulation Co?

Alpha Insulation Co has a rating of 5.0 from 9 Google reviews. The CR Score adjusts the star rating for review count, so a high rating from a few reviews counts for less than the same rating from many.

How do I contact Alpha Insulation Co?

Call Alpha Insulation Co on (512) 763-1167. The business is at 108 North St, San Marcos, TX 78666. Its website is linked in the key facts on this page. Ask for a written estimate before any work starts.

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Compare nearby insulation contractors

Alpha Insulation Co compared with nearby businesses
BusinessRankCR ScoreGoogle ratingLicense verifiedSaturdaySundayDistance away
Alpha Insulation Co (this business)—585.0 (9)—YesYes
Jon Wayne Service Company#2604.9 (1,741)—YesYes7.5 mi
Apex Insulation#3595.0 (44)—YesNo2.5 mi
San Marcos Insulation Company#5585.0 (3)—YesYes0.3 mi

See all 38 ranked insulation contractors in San Marcos