How many hvac contractors are in Keego Harbor, MI?

6 with a current Michigan license, as of 2026-08-31.

How do I check a Michigan contractor license is current?

Every listing shows its state license number and expiry date. Verify any of them directly against the Michigan LARA licensee database.

HVAC contractors in Keego Harbor, MI

6 listings

Source: Michigan LARA license records. Last verified 2026-08-31.

There are 6 hvac contractors in Keego Harbor, Michigan with a current state license as of 2026-08-31. The earliest license expiry among them is 2026-12-31; every listing shows its own number and expiry date. All are drawn from the Michigan LARA register; expired and inactive licenses are excluded.

Business	License	Type	Expires	City	Zip
Daniel Nicholson	7119063	Mechanical Contractor	2028-08-31	Keego Harbor	48320	Set up workspace
JSD MECHANICAL	314352	Boiler Installer	2026-12-31	Keego Harbor	48320	Set up workspace
OTTO A TRZOS CO INC	314544	Boiler Installer	2026-12-31	Keego Harbor	48320	Set up workspace
OTTO A TRZOS CO INC	7106709	Mechanical Contractor	2028-08-31	Keego Harbor	48033	Set up workspace
RITE-WAY SERVICE INC	7109821	Mechanical Contractor	2028-08-31	Keego Harbor	48320	Set up workspace
SZYDLOWSKI PLBG CO	7106697	Mechanical Contractor	2028-08-31	Keego Harbor	48320	Set up workspace

Quick answers

How many hvac contractors are in Keego Harbor?: 6 with a current Michigan license, as of 2026-08-31.
How do I check a license is current?: Every listing shows its state license number and expiry. Verify any of them directly against the Michigan LARA licensee database.