On Time Heating & Cooling is an HVAC contractor and repair service located Waukesha and serving the surrounding areas. We service, repair, and perform maintenance on all makes and models of residential furnaces and ac systems throughout southeastern Wisconsin. We install and repair residential furnaces and air conditioning systems to make your home more efficient, while making your utility bills more manageable. When problems arise our technicians run full diagnostics on the issue and repair your unit. Whether it is the middle of a winter blizzard when your furnace gives out, or a scorching summer heatwave sending your AC unit into a meltdown, we are here to get your HVAC system back up and running, 24/7/365! Contact us to learn more!