Your Local Heating and Cooling Professionals

Founded in 2008, A&J Heating & Air Conditioning has offered the residents and small business owners of Chicago's Southeast suburbs and Northwest Indiana top-of-the-line HVAC service and professional installations. 

A&J Heating & Air Conditioning brings you the comfort and peace of mind you deserve to have in your own home. We accomplish this by following our proven system diagnostic procedure that ensures we find the source of the problem and fix the problem as soon as possible!

Being a family-owned business, we understand the importance of comfort and safety in your home. Our technicians are dedicated to providing you a solution, treating you with respect, and ensuring your absolute satisfaction. We also ensure all of our technicians have passed a background check and have the outstanding character you would expect from your favorite neighbor! 

Aside from providing excellent service, we also:

Give Accurate & Honest Assessments and Quotes
Meet Our Deadlines
Offer Rates You Can Afford

One call to A&J Heating & Air Conditioning and you're officially in good hands!

Stop being cold, stop being hot, start being comfortable, and set an appointment with us today.

Call us at (708) 830-4764 to set up an appointment, and we will take great care of you!

AREAS WE SERVICE

* If you are not in one of the areas we service but would like to receive our services, please contact us at info@ajheatingandair.com.