Aasen Heating & Cooling

Aasen Heating & Cooling holds a 4.9-star rating across 63 customer reviews, placing it among the highest-rated HVAC contractors serving Oconomowoc and surrounding communities in Waukesha, Jefferson, and Dodge Counties. The company dispatches technicians in well-stocked trucks equipped to handle most repairs on the first visit, reducing the back-and-forth that frustrates homeowners waiting for parts. Operating hours run Monday through Friday from 7 AM to 3 PM, with emergency service available for urgent situations.

What distinguishes Aasen Heating & Cooling is their commitment to premium equipment paired with tangible cost-saving programs. They install YORK heating and cooling systems that meet ENERGY STAR efficiency requirements and can reduce annual energy usage by up to 44 percent, with many models qualifying for the 25C tax credit through the Inflation Reduction Act. Their systems operate at noise levels as low as 68 decibels, comparable to normal conversation. Every installation comes with free estimates, allowing homeowners to make informed decisions without pressure.

Reviewers consistently name technicians Todd and Matt as the reason for their satisfaction. One homeowner described how Todd resolved furnace issues by installing a different brand unit at no additional cost when the original manufacturer failed to honor warranty claims. Another reviewer noted Matt arrived the same day during a heat wave to repair and recharge an AC unit, while a property manager praised his ability to schedule work within a desired timeframe and budget. These specific interactions illustrate why multiple reviewers recommend the company without reservation.