Exceptional Service

McCormack Heating & Cooling has provided Johnson County with quality service since 1985.

Too Hot? Too Cold?

Contact McCormack Heating & Cooling of Johnson County for service today!

Cold Water?

McCormack Heating & Cooling can service your water heater. Contact us today!

Call Us Today 913-888-8322 or 913-780-5858

Heating & Cooling Services in Johnson County Kansas

McCormack Heating & Cooling, Inc. is a customer-focused company, carrying quality brand name products and providing the highest level of sales and service. Since 1985, we have provided outstanding service and customer satisfaction. The company is dedicated to build a strong relationship with its customers.

At McCormack Heating & Cooling, Inc. we take your indoor comfort seriously. Our approach is to educate and inform customers about their choices for a properly designed total indoor comfort system. At McCormack Heating & Cooling, Inc. the goal is to maintain customers for life. We make certain your system meets your indoor comfort and budgetary needs. We take pride in every installation.

Service On All Makes & Models. Residential & Commercial

  • Tune-up Specials  – Maintenance Programs
  • Residential Cooling Sales, Service & Installations
  • Residential Heat Pump Sales, Service & Installations
  • Commercial HVAC Service & Installations
  • Residential Water Heaters & Installation
  • KCP&L Cool Homes Certified Technician
  • Technicians have a minimum of 15 years experience in the field.

At McCormack Heating & Cooling, Inc. we are a quality minded, locally owned & operated company that stands behind our work. Call us today to experience our top quality service.”

Celebrating Over 30 Years in Business

Customer Testimonials

Excellent to work with, very neat ,tidy, a wonderful job on the installation. Very hard working + honest men. / Don & Shirley See – Overland Park, KS 

Great job. Pleasure to do business with. Thanks Jon & Scott.  Wife felt very comfortable with the techs working in the house. / Steve Phillips – Olathe, KS

Wonderful, Courteous, Fast + Clean…  What more can you ask for? / Richard Smith – Lenexa, KS

On time and very professional in all aspects of installation.  I have been a customer for over 17 years. / Ms. Christi Clevenger – Shawnee, KS

Find Us On

Click for the BBB Business Review of this Heating & Air Conditioning in Olathe KS


Providing Heating & Air Conditioning Services to All of Johnson County & These Communities:

Overland Park, Olathe, Lenexa, Shawnee, Merriam, Roeland Park, Mission, Leawood, Stanley, Westwood, Fairway, Gardner, Stilwell, Mission Hills, Mission Woods, Prairie Village, and DeSoto