The 5.25%* APY Business Money Market Account.

You work hard in your business. Your money should, too. We’re pleased to offer this incredible rate to Wisconsin businesses. Simply fill out the form at the right and we’ll do the work from there.

Or give a Signature Banker a call at 414.539.5694. 

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Big-bank capabilities, community bank service

We provide accessible, strategic and highly individualized services to help you achieve your goals – in business and in life.

Banking you can count on

Here are just a few reasons Signature Bank is one of the
best-performing banks our size in the U.S.

  • Relationship driven

    Relationship driven

    By building relationships with our customers, we understand their needs and provide innovative solutions to help them and their businesses succeed.

  • Tech enabled

    Tech enabled

    From security to electronic payments to our customer-facing app, we leverage the latest technology to optimize services and protect our clients’ financial assets.

  • Highly capitalized

    Highly capitalized

    Signature Bank is capitalized well beyond the regulatory recommendation to meet all customer needs, especially during uncertain times.

  • Community minded

    Community minded

    With a deep connection to our Midwestern roots, we’re proud to give back to the neighborhoods, communities, and organizations we serve.

Signature Bank is one of the best
performing banks in the U.S. 

We have a strong balance sheet, liquidity, an exceptional
efficiency ratio, and consistent profitability. 

Top 2% our C&I % of total loans in the U.S. Top 7% Most efficient banks in the country.

 Talk to a banker about your commercial banking needs. 



*Annual percentage yield (APY) is accurate as of December 1, 2023. The introductory interest rate for Business Money Market Accounts (BMMA) opened during the promotional period for balances $50,000.00 and above is guaranteed through December 31, 2024. To earn the introductory rate, deposit funds must be “New Money” which is defined as money that is not currently on deposit in any Signature Bank account (except maturing CD’s). Offer is limited to Wisconsin businesses only and to one account per business. The interest rate on your account is 5.119% with an annual percentage yield of 5.25% and you will be paid this rate through December 31, 2024. After the introductory rate expires, the interest rate will become variable and is subject to change without notice and currently 2.088% (2.10% APY) for balances $50,000.00 and above, 1.347% (1.35% APY) for balances below $5,000.00 and 1.589% (1.60% APY) for balances between $5,000.00 to $49,999.99. When your balance falls into a specific rate tier, your entire balance will earn the applicable rate in effect for that tier. For instance, if your balance is between $5,000.00 to $49,999.99, your entire balance would currently earn 1.60% APY. Initial minimum opening deposit to earn interest on the BMMA is $100.00. We also reserve the right to limit acceptance of deposits greater than $5,000,000.00 and cancel this offer at any time without notice. Not valid with any other offer. A $10.00 early account closing fee will apply to accounts closed within 90 days of opening. Fees may reduce earnings. Member FDIC.