Family Owned & Operated
We've Provided 28 Years of Trusted Service
We've Provided 28 Years of Trusted Service
Fast, reliable AC repair and heating services. 24/7 emergency response. Family-owned with 28 years of experience. Only $65 diagnostics (waived with repair) & same-day service.
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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We provide complete air conditioning and heating services for San Antonio homes and businesses. Our family has been serving the community for 28 years with $65 diagnostic special and same-day service.
We provide expert air conditioning repair and installation services. Fast diagnosis, quality parts, and we guarantee our work.
We provide reliable heating system repair and installation to keep your family warm during San Antonio winters.
We provide preventive AC maintenance services in San Antonio to keep your air conditioning system running efficiently.
We provide professional commercial AC repair services for San Antonio businesses, offices, and industrial facilities.
Improve your home's air quality with professional filtration and purification systems.
AC emergencies don't wait. Our certified technicians are available 24/7 for urgent repairs.
Save money with our current promotions for San Antonio residents
Complete system diagnostic - only $65 (waived with repair). Fee credited toward any approved repair.
Waived with repair - Regularly $99
Don't wait for comfort. We provide same-day service for most repairs and installations.
Most appointments available
Qualified customers can get 0% financing on new AC system installations. No interest charges.
With approved credit
28 years of family-owned excellence in AC repair services
Meet our professional AC technicians - the experienced team San Antonio families trust
But if we can't fix it the same day, DON'T SWEAT IT!
We have portable AC units to keep you cool until we can repair it!
Phone quotes and estimates directly with the owner, not a salesperson
Guaranteed pricing before any work starts - no surprises
Long-term financing on AC replacements and upgrades with approved credit
75+ verified customer reviews praising our honest, reliable service
At Carnes and Sons, you'll always know who's coming to your door. Our family and long-term team deliver honest, reliable service you can trust—no hassle, no hidden fees, just straightforward care.
"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 family's comfort is in good hands.
Real reviews from real customers in San Antonio
You shouldn't have to chase down answers or wonder if the technician will even show up.
Are you really paying for what's needed, or just padding someone else's bottom line?
When service finally happens, you're left questioning the quality of the work.
We provide transparent pricing and clear communication, and dependable solutions you can trust.
We provide honest pricing without the sales pitch - we focus on what you actually need.
If we can't fix it same day, we provide portable AC units to keep you comfortable.
For stress-free, honest AC repair service you can count on.
No charge for in-home system replacement estimates! Phone quotes with the OWNER.
San Antonio & Surrounding Areas
401 E Sonterra Blvd Suite 375
San Antonio, TX 78258
Always Here When You Need Us
Same-day emergency service available 24/7
Same-day installs in most emergency cases
95% of all repairs made the same day!