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Assurance Heating & Air Conditioning Reviews

  • Assurance was incredible. They sourced products that were high quality and substantially warranted, their prices were better than competitive, and the speed at which they serviced my HVAC was immediate without charging extra. Their service was unbelievable, the technicians, in particular Johnny, we... Read More
  • We've had Heating and Air Conditioning tuneups several times from Harvey's staff: Dave, Carlos, Dennis and Syed. All were honest, knowledgeable and reliable. We highly recommend Assurance.
  • My fianc√© and I recently had a wonderful experience with Assurance and wanted to share. We had a minor issue with our AC and somebody was out within a couple of hours. Ben was a pleasure to work with. This company has great employees and cares about their customers.
  • I cannot say enough good things about our experience with Assurance Heating and Air Conditioning! Our furnace was limping along during the recent cold snap, frigid temperatures. The small company we had been using was not able to get to us, we were concerned it would flat out quit over the weekend.... Read More
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If you're seeking a reliable HVAC contractor in Cook or Lake County, why not browse our website pages and get in touch? Our team is always standing by to answer your HVAC questions and help you determine which of our services would benefit you the most.

Our Latest News

Common Causes of Weak or Uneven HVAC Airflow
October 14, 2023Read More
Schedule Furnace Maintenance Now to Beat the Crowds
September 1, 2023Read More

Why Choose Us

24/7 Emergency Service

Same-Day Service Available

Speedy Response Times

100% Satisfaction Guaranteed

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We Proudly Serve the Following Areas


Highland Park
Glencoe
Evanston
Winnetka
Wheeling
Buffalo Grove
Lincolnshire
Vernon Hills
Morton Grove
Arlington Heights
Lincolnwood
Skokie
Mt. Prospect
Palatine
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