Business Account Services

24/7 Access

Keeping a business running smoothly is a lot of work. Cornerstone makes that work a little easier with convenient financial services and round-the-clock access. If you have a computer, tablet or smartphone, you have access to your accounts, 24/7 through free Digital Banking services.


Phone Access 24

Even when WiFi fails you, we’re still in your corner. Just call to check balances, transfer funds between accounts, your loan or your Visa®, and hear account histories. You can even change your access code.

To access your accounts, call any of these numbers:
  • Auburn Hills & Troy area: 248-340-9310
  • Center Line area: 586-754-2300
  • Perrysburg area: 419-666-1800
  • Travel outside Michigan and Ohio: 800-777-6728 

Wire Transfers

Transfer funds quickly and safely between your Cornerstone account and an account at another financial institution (or vice versa) with this convenient service.

Visa® Convenience Checks

If you have a Cornerstone Visa® Platinum Business Card, you can get Visa® Convenience Checks at no charge. You can use convenience checks for those times when a credit card is not accepted paying bills, putting a deposit on a car, etc. You’re only limited by the amount of credit you have available.

Contact us or call 800-777-6728 to order your convenience checks.

Learn more about Cornerstone’s Visa® Debit Card and Visa® Platinum Business Card

Miscellaneous Services and Information

Filing Employee Taxes (IRS Form 941)

Cornerstone is an authorized financial institution for federal tax deposits. We provide two options for your convenience:
  • Bring your tax deposits to any branch and we’ll make the deposit for you, OR
  • We can provide you with the information to electronically file federal employee tax deposits.