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Keystone Htg & AC Co, Inc

4.9

About this business

Specialties: Heating, Air Conditioning, Indoor Air Quality, Solar Hot Water Established in 1918. David Katt, Marshall Katt and Colleen (Katt) Miskovic are 3rd generation owners of Keystone. We are a Lennox dealer with experienced installers and servicemen. 

Location details

2707 Durand Ave, Racine, WI, 53403, United States

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WeekdayScheduleStatus
Mon7:30 a.m. to 4:30 p.m.
Tue7:30 a.m. to 4:30 p.m.
Wed7:30 a.m. to 4:30 p.m.
Thu7:30 a.m. to 4:30 p.m.
Fri7:30 a.m. to 4:30 p.m.
SatClosed
SunClosed
4.9203 reviews
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Eric McGaughey's profile image
Eric McGaughey 
on Google
4 days ago

Greg and Keystone are 5 STARS all the way! If you need HVAC work in Racine, you are crazy to call anyone else. They stand behind what they do and are HONEST! Great people and great company! 

M Salazar's profile image
M Salazar 
on Google
2 weeks ago

Called Keystone today to have a second opinion and the entire team helped my parents out. Greg and Dan were on it. 2 hours later, they showed up and fixed my parents AC unit. Another vendor said the system needed to be replaced… Thank you for saving my parents before the heat. My mom said Dan was wonderful and kind. Thank you again for your kindness. I will refer all my friends and family for future HVAC issues. Thanks again Keystone! 

Karen Poppy's profile image
Karen Poppy 
on Google
a month ago

I recently had central air not working so I called Keystone recommended by a neighbor. I have to say from the first call taken by Lecci in the office I was so impressed by the professional and personable communication that I felt like I mattered. (Hard to find now days) They sent out a technician the next day. Adam was the best also very professional and personable. He explained and showed me exactly what he was doing and he also made me feel like I mattered.It is working great now . I will be referring Keystone to anyone wh... read more

Jodi Fidler's profile image
Jodi Fidler 
on Google
3 months ago

We noticed our 20 year old furnace stopped working. Of course it was a Friday night. Weather was not too cold, so I called Keystone (neighbor recommendation) on Sunday evening requesting a call back on Monday. We received a call promptly at 8 am. We were set up for a service technician to come out the same day. She even asked us if we wanted an estimate, in case the problem could not be fixed, (given the age of our unit). We did. Collin arrived promptly. Very friendly and helpful. Was able to diagnosis the issue and gave us ... read more

Andre Simon's profile image
Andre Simon 
on Google
4 months ago

had a great experience with this company! super professional, quick, and everything was done right the first time. Steven was great to work with and made the whole process feel seamless. Definitely recommend! 

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Frequently asked questions about Keystone Htg & AC Co, Inc

How is Keystone Htg & AC Co, Inc rated?

Keystone Htg & AC Co, Inc has a 4.9 star rating with 203 reviews. 

When is Keystone Htg & AC Co, Inc open?

Keystone Htg & AC Co, Inc is open now. It will close at 4:30 p.m.  

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