FAMILY OWNED AND OPERATED SINCE 1980
When Frank Garneski started Garneski Air Conditioning & Heating more than 43 years ago, he did so with a vision of helping residents of the Sterling area take back their indoor comfort.
Today, he has not only achieved that dream, but he has also earned a reputation for being “Mr. Indoor Comfort.” When you find yourself in need of air heating and cooling services, there’s no better place to turn to than Garneski Air Conditioning & Heating!
DISCOVER AND LEARN
Why Do I Need AC Maintenance Now?
At Garneski Air Conditioning and Heating, we recommend getting your air conditioning unit serviced and cleaned at least once a year. The optimum time is in the spring to ensure your system will run with the most efficiency during the hottest summer months.
AC and Allergies
Looking for additional methods to stop allergens from inhabiting your home? Garneski Air Conditioning & Heating has a team of home comfort experts ready to find the perfect solution for your lifestyle.
3 Health Benefits for Using Your AC While Sleeping
A major part of your health relies on getting a good night’s sleep. That’s why it’s not just important to run your air conditioner during the hot summer days.

AC Installation in Chantilly, VA 22033
“The Garneski team J&J recently installed a complete new replacement HAVC system for us. They delivered as complete, thorough and professional service as I have ever experienced. An eleven-hour day where they demonstrated the expertise and dedication for a job well done.. These are the type of employees coveted by any business. My unqualified recommendation.”
Ductless Mini Split Installation in Fairfax, VA 22182
“May 9, 2023, your minisplit installation team of Oscar, Jose and Juan came, put up their awning so they could work in the rain, and proceeded to install the Carrier system. They arrived between 8 and 9 am and worked continuously until well past the planned ending time to ensure the job was done right.…
Maintenance Check in Haymarket, VA 20169
“Oscar and Aaron completed our Spring checkup. They were professional, knowledgeable, and courteous. They are excellent representatives of your company.”
OUR EXPERT TEAM IS STANDING BY TO HELP YOU WITH ALL YOUR HVAC NEEDS!
There’s no worse feeling than coming home on a hot summer day to find that your air conditioning unit has broken down, or shivering through a winter night because your furnace isn’t working as efficiently as it should. That’s where Garneski Air Conditioning & Heating comes in. Our team of highly skilled technicians and customer service representatives work together to help you find the perfect solution to your HVAC problems!
Give us a call for HVAC service Monday through Friday. Whatever your heating and AC needs, you can always count on us to get the job done right the first time. We take time to inspect your HVAC unit, properly diagnose the problem, and find a permanent solution. To avoid severe HVAC issues in the future, make sure to ask about our preventative maintenance service agreement!
OVER 43 YEARS OF EXPERIENCE!
NEXSTAR MEMBERS AWARD WINNER
FLAT-RATE
PRICING
NO SUB CONTRACTORS
A+ RATED BBB ACCREDITED
WE DO IT ALL!
AC Repair and Maintenance
AC Installation
Heating Repair and Maintenance
Heating Installation and Replacement
Evaporator Coil Services
Air Handler Services
Furnace Repairs
Heat Pump Services
Dehumidifiers
Thermostats
Water Heater Services