Your Trusted Local HVAC Professionals

Miller Cooling & Heating provides reliable HVAC services for homes and businesses throughout San Antonio, Pleasanton, and the surrounding South Texas areas. We specialize in AC repair, heating services, maintenance, installations, replacements, and system upgrades. From air conditioners and furnaces to heat pumps, ductwork, and thermostats, our team delivers honest service, quality workmanship, and dependable comfort solutions. Our goal is simple: to make your heating and cooling experience easy, efficient, and stress-free.

Trusted HVAC Experts in San Antonio Since 2012

Trusted HVAC Service for Homes and Businesses

At Miller Cooling & Heating, we believe exceptional HVAC service starts with trust. Since 2012, we have proudly provided dependable heating, cooling, indoor air quality, and ventilation solutions to homeowners and businesses throughout San Antonio and South Texas. Founded by Shawn Miller, our company was built on a commitment to honest communication, fair pricing, and quality workmanship.

With more than a decade of industry experience, our skilled team delivers professional HVAC installation, repair, maintenance, air duct services, furnace solutions, AC services, and indoor air quality improvements. We stay current with industry best practices while focusing on long-lasting results that enhance comfort, efficiency, and system performance.

Every project is approached with professionalism, attention to detail, and respect for our customers’ properties. Whether servicing a home or commercial facility, our goal remains the same: to provide reliable HVAC solutions that improve comfort, support healthier indoor environments, and exceed expectations from start to finish.

Our Services

AC Installation

Professional AC installation services delivering energy-efficient cooling, reliable performance, expert system sizing, and lasting comfort for homes and businesses.

Learn more

AC Repair

Professional AC repair services restoring cooling performance, improving efficiency, resolving system issues, and ensuring reliable indoor comfort.

Learn more

Air Duct Cleaning

Professional air duct cleaning services removing dust, debris, and allergens to improve airflow, indoor air quality, and HVAC efficiency.

Learn more

Furnace Installation

Professional furnace installation services providing efficient heating, reliable performance, proper system sizing, and lasting indoor comfort for properties.

Learn more

Residential HVAC Services

Professional residential HVAC services delivering reliable heating, cooling, maintenance, repairs, and energy-efficient comfort solutions for every home.

Learn more

Commercial HVAC Services

Professional commercial HVAC services providing reliable heating, cooling, ventilation, maintenance, and energy-efficient solutions for businesses year-round.

Learn more

Experience, Integrity, and Comfort You Can Count On

Choosing the right HVAC company is essential for maintaining comfort, efficiency, and peace of mind. At Miller Cooling & Heating, we combine industry expertise with a customer-focused approach to deliver dependable heating and cooling solutions for residential and commercial properties. Since 2012, we have built a reputation for providing honest recommendations, transparent communication, and quality workmanship on every project.

Our experienced technicians are trained to handle everything from routine maintenance and repairs to complete system installations and replacements. We focus on identifying the right solution for each customer’s unique needs while ensuring long-term performance and reliability. Customer satisfaction remains at the center of everything we do, and we take pride in delivering prompt service, fair pricing, and lasting results.

When you choose Miller Cooling & Heating, you gain a trusted HVAC partner dedicated to enhancing comfort, improving energy efficiency, and providing dependable support whenever you need it.

1000+

Projects Completed

For Further Inquiries Call

(210) 248-6714

Don’t let HVAC problems disrupt your day. Our skilled technicians provide prompt service, practical recommendations, and efficient solutions tailored to your needs.

RECENT PROJECTS

Our Recent Portfolio Activities

Read testimonials from our satisfied clients.

We recently had a new air conditioning system installed by Miller Cooling & Heating, and the experience was outstanding. The team arrived on time, explained the installation process clearly, and completed the work professionally. Our new system cools the entire house evenly, and we've already noticed improved energy efficiency. Highly recommend their AC installation services.

John M

When our air conditioner stopped working during a hot summer week, Miller Cooling & Heating responded quickly and diagnosed the issue right away. The technician was knowledgeable, courteous, and transparent about the repair options. The system was back up and running the same day. Excellent service from start to finish.

Samantha L.

We scheduled an air duct cleaning service and were impressed with the results. The technicians were professional, thorough, and respectful of our home. The air feels noticeably cleaner, and dust buildup has significantly decreased. We are very pleased with the quality of service provided.

David R

As a business owner, reliable HVAC service is critical. Miller Cooling & Heating has consistently provided professional commercial HVAC support for our facility. Their team is responsive, knowledgeable, and focused on minimizing disruptions to our operations. We appreciate their commitment to quality and customer service.

David and Lisa R