Hanson Heating & Services

Hanson Heating & Services holds a 5.0-star rating across three verified customer reviews in Oconomowoc, Wisconsin. The family-owned contractor has operated continuously since 1990, delivering heating, ventilation, and air conditioning installations, repairs, and maintenance to homeowners throughout the Lake Country area. This three-decade track record reflects sustained local trust and technical competence in residential climate systems.

The company distinguishes itself as both a Run Tru Certified Dealer and a Certified Trane Dealer, offering new equipment installations from these recognized manufacturers. Their service menu extends beyond traditional HVAC work to include basement and rec room finishing, providing a single contractor for whole-home comfort upgrades. The business maintains 24-hour emergency availability, ensuring same-day response for heating or cooling failures regardless of the hour.

Customer reviews highlight specific positive experiences: one reviewer described a same-day visit during extreme summer heat to stabilize an aging air conditioning system before scheduling full replacement. Another customer detailed a Bryant high-efficiency furnace installation involving new venting, drain systems, gas and electrical modifications, and custom sheet metal work, praising the crew's punctuality and respect for the home. A reviewer specifically mentioned working with a technician named Keith, noting clear post-installation explanations and quiet, efficient system operation.