Carnes & Sons AC Repair - We're Family Owned & Operated

Expert AC repair and heating services in downtown San Antonio. We serve residents and businesses with reliable HVAC solutions, emergency repairs, and professional installation throughout the heart of the city.

Downtown San Antonio's Premier AC Repair Team

We provide fast, reliable AC repair, heating services, and air conditioning installation. 24/7 emergency response. Family-owned with 28 years of experience. Only $65 diagnostics (waived with repair) & same-day service.

Clint Carnes, Owner of Carnes & Sons AC Repair San Antonio

Clint Carnes, Owner

TACL License #29435E • 28 Years Experience

"Your family's comfort is our priority"

"We work with integrity, serve with humility, and walk with mercy."

— Carnes & Sons | Inspired by Proverbs 22:4, Micah 6:8, Colossians 3:23

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Same-Day Service

We provide same-day service in Downtown San Antonio

We're Licensed & Insured

TACLb29435E C. Carnes

$65 Diagnostic

Save $34 off regular price (waived with repair)

We offer 24/7 Emergency Service

When you need us most

Limited Time AC Installation Deals!

Complete systems starting at $5,799 + Free Smart Thermostat + 5-Year Labor Warranty

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AC Repair & Replacement in Downtown San Antonio

Downtown San Antonio residents trust Carnes & Sons for all their heating and cooling needs. From luxury homes to family residences, we provide expert AC services throughout the Downtown San Antonio community.

AC Repair Downtown San Antonio

We provide expert air conditioning repair for all major brands. Same-day service available for Downtown San Antonio residents.

  • • System not cooling properly
  • • Strange noises or odors
  • • High energy bills
  • • Frequent cycling on/off

Heating Repair

We keep your Downtown San Antonio home warm during cooler months with professional heating system repair and maintenance.

  • • Furnace not heating
  • • Heat pump issues
  • • Thermostat problems
  • • Gas heating safety checks

AC Replacement & Installation

We install new AC systems for Downtown San Antonio homes. We install energy-efficient systems with professional service.

  • • Complete system replacement
  • • Energy-efficient upgrades
  • • Ductwork installation
  • • 0% financing available

Why Downtown San Antonio Chooses Carnes & Sons

Local Downtown San Antonio Expertise

We understand the unique AC needs of Downtown San Antonio homes, from newer construction to luxury residences. Our technicians are familiar with the area and can provide faster, more efficient service.

  • 28 years serving San Antonio area
  • Familiar with Downtown San Antonio construction
  • Fast response times
  • Professional, courteous service

Downtown San Antonio Service Promise

Same-Day Service

95% of Downtown San Antonio repairs completed the same day

Emergency Response

24/7 emergency service available for Downtown San Antonio residents

Portable AC Backup

We provide portable units while repairs are completed

What Our Customers Say

Real reviews from real customers in the San Antonio area

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Ready for Downtown San Antonio AC Repair Service?

Call today for same-day service in Downtown San Antonio. Our experienced technicians are standing by.

Call for Immediate Service

(210) 600-5091

Available for Downtown San Antonio emergency service

Email for Estimates

service@carnesandsons.com

Free estimates for Downtown San Antonio system replacements

"We serve wholeheartedly, as though we are serving the Lord, not people, because we know that the Lord will reward us for the good we do."

~ Ephesians 6:7-8

Your Downtown San Antonio family's comfort is in good hands.