How many hvac contractors are in Onondaga, MI?

3 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 Onondaga, MI

3 listings

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

There are 3 hvac contractors in Onondaga, Michigan with a current state license as of 2026-08-31. The earliest license expiry among them is 2027-08-31; 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
Kristopher John Klein	7119581	Mechanical Contractor	2027-08-31	Onondaga	49264	Set up workspace
MICHAEL F IZZO	7109474	Mechanical Contractor	2028-08-31	Onondaga	49264	Set up workspace
Salem Guy Mangles	7119058	Mechanical Contractor	2028-08-31	Onondaga	49264	Set up workspace

Quick answers

How many hvac contractors are in Onondaga?: 3 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.