Your Michigan Community Bank

Group of people holding the letters to spell "community"

Welcome to Commercial Bank! As a local leader in small business and residential lending, Commercial Bank is committed to being your community bank.

You'll recognize our staff and board of directors volunteering, participating in community events and truly making a difference in our communities.

Click here for a list of upcoming events in our communities.


Commercial Bank proudly serves Michigan in the Alma, Grand Rapids, Greenville, Hastings, Ithaca, Mason, Middleton, Mt. Pleasant, St. Louis and Okemos locations.

New! Secure Checking®
Safe. Simple. Smart.

IDProtect®, Cell Phone Protection,
$hopping Rewards™ & much more!

5.49% APR Fixed Rate!
Renovate Today!

Limited time offer!
Home Equity Line of Credit Special!

Take Advantage
of our Loan Special!

4.49% APR for a car, boat, RV
or ATV! Click for details!