We will be CLOSED Friday, July 4, 2025 in observance of Independence Day.

Any transactions after closing Thursday, July 3, 2025 will post to your account on Monday, July 7, 2025.

*This affects all wires & ACH transactions.

Our Marengo Branch will close at 4pm on Thursday, July 3rd for the Marengo 3rd of July Parade.

IMPORTANT MESSAGE TO COMBAT SCAMS: Grinnell State Bank will never contact you and request your One-Time-Passcode for your online/mobile banking. If someone is claiming to be Grinnell State Bank and has requested this information, please hang up or ignore the text and call your local branch.

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Business

HELPING BUSINESSES THRIVE FOR OVER 95 YEARS

Spend more time taking care of business.

Our dedicated business-banking team will help keep your business on track. Our team has been helping businesses grow since 1925, and as the largest locally-owned and operated bank in Grinnell, there’s nothing we enjoy more than seeing our community flourish. That’s the reason real people still answer your phone calls and get to know you and your unique business needs.

LEARN MORE ABOUT OUR BUSINESS BANKING SERVICES OR GIVE US A CALL.
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SMALL TOWN CUSTOMER SERVICE + BIG BANK TECHNOLOGY

Work from anywhere with support anytime

We combine old-fashioned customer service with the latest online banking tech. We love it when our customers pop by, but we know not everyone has time to run to the bank. That’s why we’ve designed our online banking system so you can work from anywhere with 24/7 access to do business anytime.

WE’VE GOT YOU COVERED

We stay up-to-date on fraud so we can keep you informed

Online banking and fraud protection go hand in hand, and we’re proud to offer ACH monitoring software to keep your funds safe and secure. Our staff stays up to date on fraud protection so we can keep you informed.

Convenient Business-Banking Services

Commercial Services (Checking, Savings, and CDs) customized for cash management of any business

Repurchase Agreement (repo) that offer better rates on transactional accounts

Commercial Internet Banking, including ACH, wire transfers, remote deposit, payroll, online bill pay, e-statements, and more

Lending Solutions through in-house loan officers

Financial Planning Experts who can assist with 401k, qualified and non-qualified retirement planning

Business and Commercial Insurance Policies

Switch Today!

Our friendly staff is ready to help you create a new account or transfer your existing business account to Grinnell State Bank.

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Our Locations

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Balances, Transfers, and Account Information

800-411-9331

PIN #: Unique number set at account opening.

Routing Number

073901725

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We want to make banking easy for you with 24/7 access to your accounts and convenient access to services. Have 24/7 access to all of the following without having to step foot in the bank:

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