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Reviews

What our customers
are saying.

Proud to be Waukesha's 5-star rated HVAC company. We believe that our work speaks for itself, but we love hearing from our satisfied customers. Read the reviews below to see why homeowners consistently choose On Time Heating & Cooling.

5.0

Customer Rating

Based on 500+ reviews · Best of Waukesha 2025

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★★★★★

On Time Heating & Cooling truly lives up to their name. They arrived right on schedule and had our furnace fixed within the hour. Highly recommend.

Furnace Repair
S
Sarah M.Waukesha, WI
★★★★★

Shane and his team installed a new HVAC system in our home. The installation was clean, professional, and they took the time to explain everything.

AC Installation
M
Mike T.Brookfield, WI
★★★★★

Best HVAC company in Waukesha. They responded to our emergency call on a Sunday and had our heat running again in no time. Five stars all the way.

Emergency Heating
J
Jennifer L.Pewaukee, WI
★★★★★

Called for a second opinion and I'm so glad I did. They saved us thousands compared to another quote. Honest, fair, incredibly skilled.

HVAC Consultation
D
David R.Delafield, WI
★★★★★

From the first call to the final walkthrough, every interaction was top-notch. Our new furnace runs quietly and efficiently. Couldn't be happier.

Furnace Installation
L
Lisa K.New Berlin, WI
★★★★★

Professional, punctual, reasonably priced. Diagnosed our AC issue in minutes and had parts ready the same day. Outstanding.

AC Repair
T
Tom W.Oconomowoc, WI
★★★★★

Joined the membership last year — best decision we made. They catch issues before they become problems and we never wait for service.

Maintenance Plan
K
Karen B.Menomonee Falls, WI
★★★★★

Switched from oil to a heat pump and the team handled everything. Energy bills are way down and the house is more comfortable than ever.

Heat Pump Install
R
Robert H.Waukesha, WI

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