HVAC Service, Air Conditioner Repair & AC Service in McHenry, IL

V. M. O'Leary Sheet Metal & Heating epitomizes excellence in McHenry, IL. As a third-generation, family-owned and operated HVAC contractor since [year], we’ve built a reputation for reliability at affordable prices. We invite you to reach out to us at (847) 462-7469 for heating and cooling system design/installation, replacement, retrofit, planned maintenance, repair, air quality accessories, sheet metal fabrication, and so much more.

McHenry, IL HVAC Services

We specialize in both residential and commercial needs, implementing innovations and strategies to maximize the efficiency, longevity, and overall performance of vital equipment. As a Bryant Factory Authorized Dealer, we set the bar higher.

Call our team for your heating & cooling repairs, maintenance & installations!

At V. M. O'Leary Sheet Metal & Heating, we’re familiar with the demands of local weather. Any interruption in heating/cooling system performance requires immediate attention. For any make, model, or style of HVAC system, we provide same day service and swift repair. Combining extensively trained technicians with tools of the trade, advanced diagnostic technology, and a full inventory of genuine manufacturer’s replacement parts, we’re prepared for the job and typically restore proper operation right on the spot. V. M. O'Leary Sheet Metal & Heating is your trusted network of support, around-the-clock, including 24 emergency service across Algonquin, Barrington, Cary, Crystal Lake, Wauconda, Fox River Grove, Lake in the Hills, McHenry, Lake Zurich, West Dundee, Huntley, Island Lake & Carpentersville, IL.

AC Service in McHenry, IL | Heat Pump Repair

Heating ServiceAC InstallationA/C MaintenanceHVAC ServiceHeating Installation