About We're Not Comfortable Until You Are

About Heritage Heating & Cooling

Your Trusted O’Fallon HVAC Experts Since 2011

Founded in 2011 by James and Deborah Hale, Heritage Heating & Cooling is quickly becoming the go-to O’Fallon A/C and heating company. After just eight years in business, we have earned the highest customer satisfaction ratings on Angie’s List, and have become an Authorized Customer Care Dealer for American Standard with a 100% customer satisfaction rating. No matter the type of HVAC service you're looking for, including A/C installation, heater repair, furnace maintenance, and more, we are fully prepared to get your home or business' systems up and running again.

Need to schedule HVAC services in O’Fallon? Call us at (618) 649-0056 today!

Available to Address an Array of HVAC Issues

Located in downtown O’Fallon, Heritage Heating & Cooling provides exceptional air conditioning and heating services in O’Fallon and the surrounding areas, including Belleville, Fairview Heights, Collinsville, Shiloh, Troy, and beyond. We offer an array of HVAC services to address any need, and we use only the highest quality tools for installation and service diagnostics. We make sure that every job we take on is completed to our customers’ utmost satisfaction, every single time.

At Heritage Heating & Cooling, we are:

  • Veteran owned and operated
  • Available for after-hours service
  • Background checked and EPA certified
  • Respectful of your property
  • A+ Rated by the BBB
  • Dedicated to exceptional customer service

Committed To Our Customers

At Heritage Heating & Cooling, our mission is to win your trust and then your business. We do that every day by implementing the best solutions for your air conditioning and heating problems with both integrity and quality. We’ll be honest, upfront, and will stand by our work. We are available during regular business hours, as well as after-hours for emergency service. When you need A/C and heating services in O’Fallon, you’ll be hard-pressed to find a better company to take care of the most important systems in your home.

Give us a call at (618) 649-0056 to find out how we can assist you with your HVAC needs.

Go With The Best

  • 100% Customer Satisfaction Guaranteed
  • Free Estimates on New Equipment
  • EPA Certified Technicians
  • 0% Interest Financing For 60 Months
  • After Hours Service Available
  • Military/Veteran, & Senior Discounts
  • Angies List Super Service-2014
  • Angies List Super Service-2016
  • Angies List Super Service-2017
  • Nexia
  • American Standard
  • Home Advisor
  • Ameristar Heating & Cooling
  • Mitsubishi Electric
  • Angies List-A+
  • Arzel
  • BBB & A+ Rating
  • Angies List Super Service
  • Customer Care Dealer

Rave Reviews

  • “Heritage installed a high efficiency American Standard heating/cooling replacement unit about 18 months ago. They did an excellent job. They have performed a Fall/Winter and a Spring/Summer inspection ...”

    - Andrew Allan
  • “Awesome service and professionalism. Best response I've ever been privileged to experience. From the quick call back to the quick response and the superior service provided by the techs, it's ...”

    - Charles T
  • “I highly recommend Heritage Heating & Cooling. We called them on Wednesday night at 8:30 and by Friday morning at 11:30 they were done installing a brand new American Standard, 5-ton, 16 SEER, two ...”

    - Terry Holley
  • “Heritage installed an HVAC 18 months ago. Very professional and answered all my questions. I recently had another company service (because I had an existing agreement) and they stated all kind of ...”

    - Ed
  • “Very courteous and professional.”

    - A/C tune up

Contact Us Now

Request Your Appointment Here or Call 618-649-0056
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