JDP HVAC/Pratt Bros. - Your Jefferson County Heating & Cooling Contractor

Welcome to Pratt Brothers where we believe in community based heating and cooling. We really appreciate you all choosing JDP HVAC for the last 13 years. We are changing our name from JDP HVAC to Pratt Brothers as Adam Pratt is now joining Jim Pratt into a management and leadership role. We felt the time was right to change the name as Adam is very important to the day to day service we provide and hoping Pratt Bros is easier to remember than our previous acronym fill name. All of our existing commitments, warranties, world class service and installation will remain the same. Our great partnership with Lennox will continue and our commitments to the local community.


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JDP HVAC/Pratt Bros. is proud to call Jefferson, WI home. We provide the best heating, cooling and indoor air quality products and services in the greater Jefferson area.

OUR MISSION: To provide the local Jefferson, WI community with quality residential HVAC products and services and earn the reputation as the best HVAC company in Jefferson County.

Best Heating, Air Conditioning & Indoor Air Quality in Jefferson, WI

We are a member of the Jefferson Chamber of Commerce and have an A+ rating with the Better Business Bureau. Our technicians are NATE certified, meaning that they are trained in the best practices and have a high level of expertise in the HVAC industry.

We are honored to have earned the prestigious designation of being a Dave Lennox Premier Dealer. To earn and maintain "Premier" status, we are regularly evaluated through an independent customer-satisfaction review process. Only those HVAC contractors that achieve the highest standards can identify themselves as a Dave Lennox Premier Dealer.

Being a Lennox Premier Dealer also provides us with the opportunity to offer the entire line of Lennox products, including the highly rated Dave Lennox Signature collection. Lennox is one of the highest rated manufacturers in the HVAC industry and the Signature line offers some of the most efficient systems in the marketplace. We can provide products to meet just about any budget and you can be assured that our service will be top-of-the-line.

So, whether you need furnace repair, air conditioner service, indoor air quality products, or a new heating or cooling system, JDP HVAC/Pratt Bros. is your Jefferson contractor of choice. We welcome the opportunity to prove ourselves to you, earn your trust and exceed your expectations, no matter your budget.

Service calls $109 (Monday-Friday 8am-4pm - includes trip and diagnostic only).

Please give us a call at 920-541-3636.