Who We Are

Excellence has been our hallmark since 1950

When you choose Gleason and Elfering Heating and Air Conditioning you get:

  • Complete Satisfaction Guaranteed
  • 24-hour Emergency Dispatch
  • Highly Skilled and Professional Staff
  • Licensed and Insured
  • National Affliations and Team Trainings
  • Safe Shield Protected™

Gleason and Elfering Heating and Air Conditioning is a customer focused heating and air-conditioning company that has been servicing residential and commercial customers for over 70 years. Located in Wauconda, IL, we employ highly skilled and professional staff whose goal is to make us the best service company in Wauconda area.

Our company specializes in designing, engineering, and installing complete comfort systems for owners of existing homes and buildings just like yours. We take special pride in the craftsmen we train and employ--a fact you'll notice immediately in the attitude and integrity they bring to your job site. Our entire company works hard to make your experience with us hassle-free and enjoyable. Should we make a mistake, we will do everything in our power to correct it to your satisfaction.

From the professionalism of our sales engineers, to the dedication of our field personnel, we are dedicated to delivering you the best. We take our responsibility very seriously when you place your trust in us. We pledge to always tell you up front what your cost will be to complete your job correctly. We make it a point to go over any details or limitations of the proposed system that will affect your enjoyment of the end result. You are told exactly what to expect up front.

Compare our guarantee with the limitations, fine print and exclusions other companies tend to use to back their work today. Others will typically guarantee only the functionality of the equipment--not your satisfaction with the process or that the finished job lives up to your expectations. This is why Gleason and Elfering Heating and Air Conditioning continues growing with more satisfied customers each and every year. Give us a call for your service needs and see what you've been missing.

The employees & management of Gleason and Elfering Heating and Air Conditioning