Heating and Cooling Services for Your Walworth County Home

Put our extensive history of experience and expertise to work with exceptional heating and cooling services.

With our competitive prices, Lee Mechanical provides the best value for long-term energy saving on your utility bills as well as long-lasting heating and cooling appliances. Our goal is to provide customers with the absolute best in service. That’s why we dedicate ourselves to servicing all major brands and all aspects of home heating and cooling.

Whether your home is located along the beautiful shores of  Downtown Lake Geneva, near the small-town charm of Delevan,  or the spa at the Abby Resort, our expert team has been fixing, installing, and updating homes and businesses across southeast Wisconsin for more than 40 years.

Get a quote today and experience the highest quality service today.

Lee Triple Crown Best in Kenosha

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Current Special

7-year Extended Warranty on the purchase and installation of a new Generac Guardian Series Generator – $695 Value

Lee - Keep Your Home Warm


Winter can be a harsh season if you don’t take care of yourself. Get heating system inspection and repairs before winter sets in so that your home will stay warmer this year than last.

Lee HVAC - Beat the Heat


No need to take refuge in wintery weather when the scorching summer heat hits. Our professionals will install and repair AC units, cooling down your whole home without fail.

Lee HVAC Air Quality


Air purification is crucial for healthy living. With a wide range of products available to meet every need and requirement for both commercial use and residential use alike – make sure you don’t hesitate in choosing one that suits your needs best!

Lee HVAC and Generac


Have uninterrupted electricity in your home or workplace with Generac Generators. Our generators provide dependable backup power no matter what the weather conditions maybe!
Lee HVAC and Lennox


For heating, cooling, and ventilation needs – look no further than Lennox. When looking for a high-quality installation or repair service, remember there’s no better company than Lee!

Complete Heating & Cooling Services Offered Throughout Walworth County

  • Furnaces
  • Gas boilers
  • Radiant heating systems
  • Energy Recovery Ventilators (ERV)
  • Gas fired unit heaters
  • Air conditioners
  • Heat pumps
  • Air purification systems
  • Media air cleaners
  • Programmable thermostats
  • Ductless split heat pump systems
  • Generac generators

Customer Reviews

Kitchen Blueprint | Lee Mechanical


Don’t worry, Walworth County, the Lee team understands that home repairs and emergencies can happen at the most inopportune times. To help make projects or unexpected repairs simpler and to keep family budgets on track, Lee has partnered with Service Finance Company, LLC to offer our customers a financing option. Service Finance Company provides no-interest loans to help with unexpected home repair expenses or to start your next remodeling project!


In need of air conditioning repairs, home heating replacement, or generator installation? Lee is your go-to provider for all things related to the comfort and function of your home and office.

From individual temperature control per floor to total connectivity between building power and external generators, we have you covered. Our installations and repairs are performed by leading technicians, meaning you can rest assured that your property is protected from heating- and cooling-related issues for years to come.

Contact our team of expert technicians and sales reps to find the perfect solution for your home and office. When it comes to heating and cooling, Lee Mechanical is the name to remember.