Johnson Air Conditioning | Top-Rated HVAC Repair in San Antonio, TX

Our Texas Tough Program is designed for the San Antonio climate and includes two semi-annual preventative maintenance inspections each year. These thorough check-ups help catch small issues before they become major repairs, improve efficiency, and extend the life of your system. It also provides you with priority scheduling and access to our 24-hour emergency service team.

Short cycling is a common issue here, often caused by an oversized unit, a dirty air filter, low refrigerant, or a faulty thermostat. Our technicians are experienced with the specific demands of San Antonio homes. We'll diagnose the root cause—checking refrigerant levels, cleaning coils, calibrating thermostats, and assessing system sizing—to provide a repair that restores proper, efficient operation and prevents further wear on your equipment.

Yes, we provide a full spectrum of services. Founded on residential air conditioning and heating, we also specialize in commercial and industrial systems. Whether you need a new HVAC system installed in your home or service for a commercial refrigeration unit, process chiller, or boiler system, our team has the expertise. This range of service comes from decades of experience, starting with residential work and expanding under Daron Johnson's leadership to serve local businesses.