Shamrock Heating & Cooling: Complete HVAC Services for Glendale Heights, IL

Shamrock Heating & Cooling has been the “Go-To” HVAC company for the Glendale Heights area since 1971. We are committed to the Glendale Heights community not just as an HVAC company, but as your trusted friends and neighbors!

We specialize in home heating and air conditioning systems. We repair and maintain home central air and furnaces or respond to emergency service calls, ‘round-the-clock, every day of the year. Our services are always dependable, professional and affordable.

If you need on a new HVAC system, Shamrock Heating & Cooling is your very top choice. Why are we so confident? We are extremely ethical and trustworthy. We never “force” a specific brand on you. We can choose from numerous makes and models. As each residence and client is unique we rationally and carefully review all of your options to match particular requirements. We always strive to find the most affordable solution, remembering that we need to balance price against energy efficiency. Our technicians are the most highly trained in Illinois and they have the certifications to prove it.


Schedule an appointment today with Shamrock Heating and Air Conditioning to keep your system running safely and efficiently.

Glendale Heights Endorses Shamrock Heating & Cooling

Why do customers like to do business with us? It is because they trust us. We immediately respond to emergencies and make sure we always fix the problem right. Our valued Glendale Heights customers know that we NEVER take their trust for granted.

Did you know that Shamrock Heating & Cooling furnishes every one of its Glendale Heights HVAC pro’s with the latest in infrared video examination camera technology? The cameras enable us prevent larger problems before they ever have a chance to occur, by viewing areas of your HVAC system that most other companies can’t even see. We can find and fix the tiniest problems before they become major mechanical system break-downs.

Serving Glendale Heights with Pride

Our pride in the work we’ve done for our Glendale Heights clients goes back decades. Shamrock Heating & Cooling is accredited by the Better Business Bureau with an A+ rating and Angie’s List has given us a Superior Service Provider rating. We always go the extra mile.

Our staff is pleased to answer your air conditioner or furnace repair and installation questions. Your HVAC comfort is our business and has been our family’s practice and focus since the early 1970s.