Proudly Serving Lake Zurich & Surrounding Areas
About Experience You Can Trust

About Us

Comfort Keepers is a customer-focused HVAC company, committed to finding innovative, affordable, and long-lasting heating and cooling solutions to properties in Lake Zurich and beyond. With over 20 years of industry experience, we have seen—and solved—it all, working with virtually every brand, make, and model of HVAC system. We service both residential and commercial properties and prioritize speed, integrity, and quality with every project. 

Our founder, Larry Penar, is not only an experienced technician, but is also a professor, teaching HVAC at both Oakton Community College and the College of Lake County. Additionally, he has earned a government certification to administer EPA testing to ensure we can offer our customers the highest standard of indoor air quality solutions possible. 

Our Happy customers

  • The price was very competitive, they showed up on time, did a great job, and really did a great job cleaning up after themselves.
    - Happy Customer

Why Choose Comfort Keepers?

We have built a reputation as a company that puts the needs, comfort, and satisfaction of our customers first. All of our technicians are certified to the strictest standards and will treat you and your home with the highest level of courtesy, respect, and professionalism. With unmatched craftsmanship, genuine customer care, and best-in-class products, Comfort Keepers is proud to be the name in indoor comfort. 

When you choose us, you are choosing a company that:

  • Offers upfront, flat-rate pricing
  • Provides free estimates on new equipment installation
  • Has over 20 years of HVAC experience
  • Is a Certified Airflow Balancing & Testing Provider as well as a Mitsubishi Diamond Dealer
  • Can provide extensive energy audits
  • Offers a comprehensive maintenance program

Our team is available Monday – Friday from 9 a.m. – 5 p.m. and weekends by appointment. However, we know that when disaster strikes, you need help fast, so we also offer 24-hour emergency services, 7 days a week. No matter your heating, cooling, or indoor air quality concern, our certified, licensed, and experienced team is here to help.

Are you ready to schedule an appointment or speak to one of our team members? Call us at (847) 396-9613 today!

Contact us today

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  • Certified Airflow Balancing & Testing
  • Mitsubishi Diamond Dealer
  • Highly Trained
  • Quality Work
  • 20+ Years Experience
  • Flat Rate Pricing