High-quality HVAC services in the Greater Indianapolis area.
Trust our certified technicians to take care of all your heating and cooling needs.
Indy’s oldest heating & cooling company! Keeping Hoosiers comfortable since 1883.
Book Appointment
$79.95 Tune-Up Furnace, Heat Pump, Or Ac
Regularly $89.95. Cannot be combined with any other offer. Must be presented at time of paid repair service. Valid during regular service hours: M-F 8:00am-4:30pm
Claim Offer
The Evolution® System
It takes the Evolution® System to achieve comprehensive comfort. The Evolution system is an advanced communicating system, capable of delivering high-efficiency performance and total home comfort in both warm and cold conditions. With an Evolution system, fan speed and ventilation in your home. As a communicating system, it can even detect when your air filter needs to be replaced and when service is needed.
Learn MoreWe Offer 24/7 Emergency Service
We have emergency service technicians available any time day or night, 365 days a year. When you call Thiele after hours for an emergency repair, you talk to the owner, not to a computer system. This ensures that you will get the prompt, efficient service
Call 317-943-8401Trust Thiele for All of Your Home Comfort Needs
Whether it’s your gas, oil, or electric furnace, your air conditioner, heat pump, humidifier or purifier, or service and repair need, for residential or commercial projects, Thiele is the heating and air conditioning company to call to get the job done right.
Locally & Family Owned
Thiele Heating & Air Conditioning has been keeping Hoosiers comfortable in their homes and businesses for 137 years. Our continuously-trained technicians have an average of 20+ years experience installing, repairing, and maintaining all types of heating and cooling equipment.
Learn MoreThe right people, doing the right thing, for the right reasons, every time.
“Your team did a fantastic job installing our new furnace and A/C System as well as fixing our ductwork system, originally installed by others. Thanks so much for going above and beyond our expectations! We appreciate the great work they did for us!”
– Brian S. Indianapolis, IN
More Testimonials