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County offices closed Jan 19th

Macomb County offices will be closed on Monday, January 19th in observance of Martin Luther King Jr. Day. Online services are available 24/7.

Business registrations FAQs

Welcome to the Business registrations "Frequently Asked Questions" page of the Macomb County Clerk / Register of Deeds website.

Business registrations Frequently Asked Questions

Welcome to the Business registrations "Frequently Asked Questions" page of the Macomb County Clerk / Register of Deeds website. Below you will find answers to typical questions when registering a business under an assumed name, searching for a business or obtaining a certified copy of a Macomb County business registration.

CLICK HERE for "Starting a Business" Frequently Asked Questions

CLICK HERE to return to the Business Registrations home page

How can I check if my new business name is available ?

You can search our website by clicking Search for Business Registrations.

How can I obtain a business registration form?

CLICK HERE for the online application.  CLICK HERE to download the Sole Proprietorship certificate with instructions. CLICK HERE to download the Co-Partnership certificate with instructions.

Can I find the name of a business if I know the owner's name?

Yes, select this link to search by owner's name.

Can I find the owner's name if I know the business name?

Yes, select this link to search by business name.

How much does it cost to register a business name?

The fee is $10.00 to register a business name.

What do I have to do if I change the address of the business?

The fee is $10.00 to change the address. The form is available in the Clerk's Office or click HERE to download the Change Of Address Form.

  • Mailing Address: Macomb County Business Registrations, 120 North Main Street, Mount Clemens, MI 48043
  • Phone: 586-469-5205