Expert HVAC Service in Richardson, TX
Serving Homeowners for Over 50 Years

Hammack Service Company has been BBB accredited since 1991. We also maintain a perfect A+ rating with that organization. Furthermore, we’re a member of the Air Conditioning Contractors of America. When we work with refrigerants, customers should know that we’ve been certified by the EPA. In addition, our highly skilled technicians are NATE-certified.
Handling a Variety of Heating and Cooling Projects in Richardson
Our services are wide-ranging, and we can meet your residential comfort needs regardless of what they are. In all things, your personal well-being will be the top priority. We’ll arrive punctually for your appointment and take up as little of your time as possible. Since our team works neatly and respects clients’ property, they won’t leave a mess behind. Besides heating and air conditioning systems, we can provide digital thermostats, climate control units and zoning controls. We fix everything from faulty thermostats to leaking or clogged ductwork.
We offer the following services:
Heating and Air Conditioning Services Across Richardson, Texas

A technician can come over once or twice a year to check components, airflow and more. These tune-ups can help keep your system running efficiently for years. At Hammack Service Company, we proudly carry Lennox products with the Energy Star label. You’ll ultimately save on your utility bills with one of these units. For added convenience, financing is available on approved credit.
We repair, maintain and replace:
- Air Conditioning systems
- Gas furnaces
- Heat pumps
- Mini-split systems
- Air handlers
- Packaged systems