How many plumbing contractors are in Ortonville, MI?

8 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.

Plumbing contractors in Ortonville, MI

8 listings

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

There are 8 plumbing contractors in Ortonville, 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
CLINTWOOD MECHANICAL INC.	8004605	Plumbing Contractor	2028-04-30	Ortonville	48462	Set up workspace
EJCJ MECHANICAL	8005140	Plumbing Contractor	2028-04-30	Ortonville	48462	Set up workspace
J N J PLBG	8002998	Plumbing Contractor	2028-04-30	Ortonville	48462	Set up workspace
MARV COTTON PLUMBING CO	8001202	Plumbing Contractor	2028-04-30	Ortonville	48462	Set up workspace
MATHISEN SERVICE LLC	8003807	Plumbing Contractor	2028-04-30	Ortonville	48462	Set up workspace
MICHIGAN CONTRACTING INC	8001382	Plumbing Contractor	2028-04-30	Ortonville	48462	Set up workspace
MPI MECHANICAL GROUP LLC	8005216	Plumbing Contractor	2029-04-30	Ortonville	48462	Set up workspace
POSITIVE PLUMBING & HEATING INC	313148	Boiler Installer	2026-12-31	Ortonville	48462	Set up workspace

Quick answers

How many plumbing contractors are in Ortonville?: 8 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.