In the Waukesha and Jefferson County, Grenz Service Company, LLC is well known for providing exceptional furnace repair, installation, and service. The people we send out to serve you are also top notch, something you'll see in their reviews below. Everyone you deal with at our company has the goal of making sure your experience with us will be so good you'll call us every time you need help. You can feel confident working with Grenz Service Company, LLC because we stand behind our work and comply with all local codes. This is why, as you can see by the map and reviews below, we are rated so highly for Furnace and Air Conditioning Repair in Pewaukee, WI in Delafield WI. Call us today at (262) 646-3880!
Called before the appointment and was very knowledgeable on my bar coolers
Professional, trustworthy, reasonable, and super nice! Would definitely recommend to family and friends!
Jim was at my house in 30 minutes after my call. Very knowledgeable, totally professional, and resolved my problem immediately. Even made two additional checks to insure my system was up and running correctly. No question who I’d call if I ever have HVAC problems in the future.
Would recommend their service.
Grenz returned our call quickly and was flexible on appointment set up. Was courteous, friendly and fixed our furnace fast!!
As normally occurs with Grenz Service Co, Jim was prompt with a response to a service call. Arrived to the site on time and found the vent blocking issue in a few minutes and corrected the problem
Couldn't ask for a more helpful, courteous person coming into my home
The Grenz team of technicians installed my new AC unit. The service technician was very professional, courteous and trustworthy. I would highly recommend Grenz for your HVAC.
With a ton of other jobs to go to, we were given priority and had our issue dealt with in an efficient and timely manner.
Installed my new furnace and air conditioner 2 years ago and they did a great job. We now just have it checked every couple of years. Jim checked every thing out and they are working well. I'll see Jim again in a couple of years.
Service was fast and efficient.
On time , very experienced, very informative, very pleasant. I would recommend them for your fireplace service.
Repaired Majestic Fireplace.
Air conditioning maintenance