Hours: M-F 7:30AM – 4PM

Proudly Serving McHenry County, Lake County & Northwest Cook County, IL

(847) 462-7469

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V. M. O'Leary Sheet Metal & Heating encourages home and business owners in West Dundee, IL to call us at (847) 462-7469 with any type of comfort challenge. Our depth of experience and expertise translates into a greater return from your new design/installation, replacement, retrofit, planned maintenance, or repair of vital heating, cooling, and indoor air quality systems.

Expert Heating & Cooling Services in West Dundee, IL

Answering with same day service, we don’t keep you waiting and always pursue every step toward unmatched efficiency, reliability, sustainability, and cost-savings. As a Bryant Factory Authorized Dealer, we support the most innovative products on the market with exceptional job performance.

Give our team a call for your HVAC repairs, maintenance & installations!

V. M. O'Leary Sheet Metal & Heating resolves malfunctions with all makes, models, and types of residential and commercial heating and cooling equipment. Let us provide a comprehensive inspection, pinpoint concerns, and restore effective operation. As a third-generation, family-owned and operated HVAC contractor since [year], we know how to combat local weather extremes and ensure dependable temperature control without draining your budget. We also understand troubles don’t always stick to regular business hours. Our dedication to your best interests includes around-the-clock emergency assistance anywhere across Algonquin, Carpentersville, Cary, Crystal Lake, Lake In the Hills, and Dundee, IL.

Heating Installation in West Dundee, IL | AC Service

Heating Installation, Furnace Repair, AC Service & HVAC Near Me in West Dundee, IL

Furnace Repair in West Dundee, IL | AC Service

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Emergency HVAC Service 24/7 Support

We understand that HVAC issues can arise unexpectedly, which is why we offer emergency service to our customers in McHenry County, Lake County & Northwest Cook County, IL. Our technicians are available 24/7 to address urgent heating and cooling problems, ensuring your comfort and safety.

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Proudly Serving McHenry County, Lake County & Northwest Cook County, IL
  • Algonquin, IL

  • Barrington, IL

  • Carpentersville, IL

  • Cary, IL

  • Crystal Lake, IL

  • Fox River Grove, IL

  • Huntley, IL

  • Island Lake, IL

  • Lake in the Woods, IL

  • Lake Zurich, IL

  • McHenry, IL

  • Wauconda, IL

  • West Dundee, IL

  • and more!

Award Winning Service

Our dedication to excellence has earned us a reputation as an award-winning service provider in McHenry County, Lake County & Northwest Cook County, IL. We attribute our success to our focus on customer satisfaction, our highly skilled technicians, and our use of state-of-the-art equipment and techniques.

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West Dundee, IL