
HONEST, QUALITY SERVICE,
YOU CAN TRUST!
THE BEST HEATING & AC SERVICE IN SAN ANTONIO
- Free Estimates & Second Opinions
- Licensed, Insured & Bonded
- BBB + A Rating Acreedited
- Top Quality AC Repair
- Locally Owned Business - No Subcontractors
5-Star Service From a 5-Star Company!

BlueDot Guarantee
Blue Dot is a family-owned HVAC company proudly serving San Antonio and surrounding areas with expert air conditioning and heating repair, maintenance, and installation.
Our focus is on building long-term relationships, not making quick sales. Our technicians train to ensure consistent, top-level service-no matter who arrives at your door. From seasonal tune-ups to full system replacements, we make HVAC service easy, fair, and dependable. At Blue Dot, customer satisfaction isn’t just our goal-it’s the standard we live by.

COOLING

HEATING

INDOOR AIR QUALITY

COMMERCIAL

INSULATION
What Sets Us Apart
ON-TIME SERVICE:
We respect you time, ensuring our technicians arrive and complete work as scheduled.
CLEAR COMUNICATION
Responsive and easy reach. We explain every step so customer feel informed.
Straightforward Pricing
Straightforward pricing means you know precisely what you'll pay before work begins with no surprises or hidden fees
AVAILABLE FINANCING:
We've teamed up with Wells Fargo and other financing institutions to give you flexible financing options.
VIP MAINTANCE PLAN
Get 10% off repairs, no diagnostic fee, priority scheduling, ad fall and spring 21 points maintenances tune -ups.
QUALITY AND ACCURACY
Attention to detail and customer needs. Every repair and install is done with precision. We cat what others miss, to keep your system running longer.
GUARANTEED WORK BACKED BY WARRANTY
We stand behind everything we do.
EXPERTISE AND CARE:
Our team is made up of licenses, trained and experienced professionals who are skilled at diagnosing and solving complex HCVA issues.
FLEXIBLE FINANCING TO FIT YOUR BUDGET
Get the service you need today with flexible payment options through WISETACK, GOODLEAP, and WELLS FARGO. Our team will guide you through the financing process, ensuring you find the best solution for your home. Get the service you need today and pay over time with our easy financing options!
- Convenient monthly payment options
- Simple application process
- Soft credit pull (doesn’t affect your credit score)
- 0% interest and flexible deferred payment options
Trusted Brands. Expert Service.
We work with some of the most respected names in HVAC—like Trane, Carrier, Lennox, Goodman, Comfortmaker, Bryant, York, Daikin, Ruud/Rheem, American Standard, and more. We don’t just meet industry standards—we aim to stay ahead of them. Whether you’re replacing your system or calling for a repair, you’ll get honest recommendations, quality workmanship, and peace of mind from a team that treats your home like their own.
WE SERVICE ALL MAKES AND MODELS
AWARD AND RECOGNITIONS
The Blue Dot
Learning Center
Get real tips from the field. Our Learning Center features expert advice, seasonal reminders, and practical solutions straight from our technicians. Stay informed and keep your home comfortable year-round.
Frequently Asked Questions
We’re a family-owned local business built on trust and fairness. Our team has decades of experience, and we treat your home like our own, no upselling, just honest solutions.
When comparing air conditioning systems, think about the features you care about most. You can look for value, energy efficiency and noise levels and select the model that best matches your needs. ENERGY STAR qualified units, high SEER rated systems and multi-stage systems are all good indicators of air conditioners that will save energy and reduce your energy bills over time.
Yes. Regular maintenance is critical to keep your system running efficiently and ensure you maximize the life of the unit. For a very low cost, you can have peace of mind and enjoy better indoor comfort all year long.
SEER stands for Seasonal Energy Efficiency Ratio. SEER is the most common way to evaluate an air conditioner’s efficiency and measures how much energy it takes to keep your home at the temperature you choose.