Photos from Service Professor, Heather Gauger
“We had our furnace replaced and also a central air system put in, and Service Professor did an excellent job. After we reviewed the cost of everything, they were able to come out the next day and did …”
“We had the best experience with Service Professor last week - highly recommend! Our heat stopped working and with a quick call Nathan was at our home within 2 hours to work through diagnosis and repai…”
“John Zink provided outstanding 5-star service. Our heating system was not working, and he was very thorough in explaining the process and running tests to ensure he identified the root cause. He found…”
“Ray was apparently on call and drove 2 hours to get to us. When he got here he was smiling and polite. He explained everything that he was doing and showed me a picture. He was here about 3 hours an…”
Service Professor provides: installation, repair, inspection, emergency. They serve residential and commercial customers in Holt, MI.
Service Professor has a 4.8 out of 5 star rating based on 8,923 Google reviews.
All listed providers have a verified Michigan contractor license at time of publication. You can verify on the Michigan Department of Licensing and Regulatory Affairs (LARA), Bureau of Construction Codes lookup at https://aca3.accela.com/LARA/GeneralProperty/LicenseeSearch.aspx.
Contact them directly to ask about emergency availability and after-hours service.
Use the CTA below to submit your ZIP. You can message this company alongside two or three other local pros for easy comparison.
Licensing verified 2026-04-23. Reviews refreshed 2026-04-23.
Licensing data: Michigan Department of Licensing and Regulatory Affairs (LARA), Bureau of Construction Codes · Company data: verified business records + Google Business profile
See our editorial standardsReport inaccurate info about Service Professor
Enter your ZIP and we will line up a free estimate alongside other top local pros.
Own or manage this business? Claim this listing to earn a verified-owner badge.