A/C SERVICES
Air Conditioners, Geothermal Heat Pumps & Mini Splits



Cool As A Cucumber



Air Conditioning Service, Repair & Installation

A cooling system needs to provide comfort, and in the greater Freeport area, reliability is crucial. We believe that it’s not enough to simply replace an existing system. We listen to your goals and learn about your lifestyle before suggesting a cooling system that’s custom-designed for your home or business, your budget, and your unique needs.


Jansen is here to keep you comfortable all summer long. Call us today!

We understand the value of safe, reliable equipment and service you can trust.

Our technicians have the training and experience to keep your systems working effectively and efficiently so you don’t have to give them a second thought.

Jansen services and repairs all makes & models of air conditioners, geothermal heat pumps and mini splits.

We install our featured & industry leading air conditioners from Armstrong Air.

We install our featured & industry leading geothermal heat pumps from Climate Master.

Jansen installs industry leading Mitsubishi mini split heat pumps


When your air conditioning system isnt working efficiently call Jansen to get it up and running in no-time!

Our professional team has decades of experience installing and servicing all types of cooling systems including geothermal heat pumps, mini-splits, and air conditioners.

Jansen Heatingstarstarstarstarstar4.8 / 5

120 Total Reviews /files//jansen-logo.png815-235-4373$4341 Rolling Hills Lane , Freeport IL



A cooling system needs to provide comfort, and in the Greater Freeport Region, reliability is crucial.


Common Heating Issues

  • A/C is not working properly or won't turn on
  • The air from the air conditioning unit smells funny
  • Certain rooms or offices are too hot or too cold
  • Strange noises are coming from the air conditioner
  • Air is not circulating properly
  • The air conditioner pipes are freezing
  • The thermostat is not working properly
  • No air or minimal air flow from vents in certain rooms


Air Conditioners

Armstrong Air air conditioners are reliable and efficient cooling systems

Explore AC

Keep your home comfortable this summer with a reliable air conditioner from Armstrong Air. There are a variety of options available that all provide energy-efficient, cost-effective cooling.

Jansen will keep you comfortable with a properly installed air conditioner no matter where you live.

Geothermal Heat Pumps

Climate Master Geothermal heat pumps are efficient heating systems

Explore Geothermal

Jansen has the geothermal heat pump that can transform the way you heat and air condition your home. This single system can efficiently warm up and cool down your home with geothermal energy from the earth!

Save money and resources by heating and cooling your home with the earth's unharnessed energy.

Mini Splits

Mitsubishi mini split heat pumps are efficient whole-home solutions to heating and cooling.

Explore Mini Splits

Most homeowners in a cold climate think that in order to stay cool in summer and warm in winter, they’ll have to suffer with high utility bills. Mitsubishi's mini splits can’t control utility prices, but they can control your energy consumption.

Our advanced ductless climate control systems empower you to create your own personalized room-by-room comfort.

Learn More About Mitsubishi

We Offer Services in Freeport, Winnebago, Pecatonica, Lanark, and Lena Illinois

Click below to see the services we offer in your area.