About Markgraf's Heating & Air Conditioning Lake Zurich HVAC


We are monitoring the news regarding the pandemic and taking additional sanitary precautions to protect the health and safety of our customers and Markgraf staff members. Our office remains open, our technicians are available and we have staff to answer your call.  Please contact us with any questions you may have.

Our customers' safety and satisfaction remain a priority during this time.

Serving the Chicagoland Area | 847-438-0032

Markgraf's Heating & Air Conditioning-Logo

Trusted and recommended for over 45 years.

24 hour emergency service

785 Oakwood Rd. Lake Zurich, IL 60047

HVAC control

Welcome to Markgraf's Heating & Air Conditioning! For more than 45 years, we've been helping folks throughout the Chicagoland area enjoy total indoor air comfort for their homes and businesses. While our many satisfied customers tell the story, you can rest assured that our professional staff has received the most up-to-date training available.

Heating and cooling experts since 1967

Whenever you need us, we're there to address all of your heating and cooling concerns. From scheduled maintenance and repairs to professional installations done with a smile, we're always just a phone call away. For your peace-of-mind, we're a Better Business Bureau® Accredited Business with an A+ rating, so you can rest easy when we're on the job.

Enjoy the perks of a full-service team

Find out why Markgraf's Heating & Air Conditioning is Chicagoland's source for comfortable and clean indoor air.

Meet the talented team dedicated to your comfort

Call today and take advantage of our huge in-house stock! Wall-to-wall brand names available!


Trusted and recommended for over 45 years!


24/7 emergency service


Winner of the Master Craftsman Award 5 years in a row.

Markgraf's Staff