plumber · Mequon, WI
Thielmann Heating, Cooling & Plumbing
4.9 from 653 Google reviews#5 of 24 plumbers near Menomonee Falls Last updated Nov 1, 2026
78SCORE
At a glance
- Trades
- Plumbing, HVAC
- Address
- 11512 N Port Washington Rd Ste 201K, Mequon, WI 53092
How the 78 score breaks down
Rating quality40.2 / 45
Review volume20.2 / 25
Review recency15.0 / 15
Years in business2.5 / 10
Verified license0.0 / 5
Scores are calculated the same way for every company. See the method.
What customers say
5★631
4★10
3★3
2★3
1★6
Nick did exactly what I was hoping! A diagnosis and fix. Very professional and yet personal. He helped me with the app installation and things also. I am so happy I called Thielmann. I would rate a very solid 5 stars! Thanks Nick!
Google review, Oct 30, 2026
Great job!
Google review, Oct 28, 2026
Read all 653 reviews on GoogleNick did an annual check up on our furnace. He has been here multiple times and always does an excellent job.
Google review, Oct 22, 2026
Rating distribution and reviews from the company's public Google listing.
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