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24 Hour Emergency Services Available 815.444.9900 Serving McHenry County, Lake County & Surrounding Areas

​​Meet McHenry Heating & Air, Inc.'s Team

The Best HVAC Service in McHenry and Crystal Lake

  • Mike Rogulic:

    Service And Install Mgr

    Install Coordinator Crystal Lake
  • Matt Rogulic:

    Excavating Manager

    Service & Install Manager Crystal Lake
  • Ingrid Olson:

    Office Manager

    Office Manager Crystal Lake
  • Derek Defrates:

    Comfort Specialist

    Derek Defrates at Mchenry Heating & Air Conditioning
  • Tim Schnaebele:

    HVAC Technician

    Crystal Lake HVAC Tech
  • Tony Merkel:

    HVAC Technician

    Tony Merkel at Mchenry Heating & Air Conditioning
  • Russel Matthes:

    HVAC Technician

    Russel Matthes at Mchenry Heating & Air Conditioning
  • KC Allen:

    HVAC Technician

  • Jason Heller:

    HVAC Technician

  • Jeremy Manning:

    HVAC Technician

  • Butch Morici:


    Plumber Crystal Lake
  • Johnny Collins:


  • Ott Greene

    Install Technician

  • Pete Soble:

    Install Helper

    Pete Soble at Mchenry Heating & Air Conditioning
  • Jason Springston:

    Install Technician

  • Jay Zurawski:

    Install Helper

    Jay Zurawski at Mchenry Heating & Air Conditioning
  • Jeff Vickery:

    Install Technician

  • Sarah Derer:


  • Dot Krawczyk:

    Appointment Consultant/Dispatcher

  • TBD:

    Appointment Consultant/Receptionist

  • Dan Thal:

    Inventory Control

    Inventory Control Crystal Lake
  • Dave Young

    Inventory Control

  • Brandon Tessman

    Inventory Control

    Jay Zurawski at Mchenry Heating & Air Conditioning
  • In Memory Dan Klen:

    "Forever on Staff"

    In Memory
  • In Memory Joseph Smith (Smitty):

    "Forever on Staff"

    Joseph Smith at Mchenry Heating & Air Conditioning
  • BOB:

    The Shop Kitty

    Shop Kitty

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Why Choose Us?

  • A+ BBB Rating
  • Competitive Pricing
  • Customer Service Driven
  • Over 18 Years in Business
  • Family Owned & Operated
  • Licensed, Bonded & Insured
  • Member of All Local Chambers
  • Strong Local Community Involvement

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