1 new alerts

Browse our Security Center for tools and resources to protect your privacy and personal financial information. Find online banking security tips along with information on common scams. If you are ever in doubt, call us directly at (207) 839-4796.



No matter where you are in your business journey—from starting up, to getting established, to expanding—we’ve got a business checking account to accommodate your needs. You never stop building your business. But we know you move through stages of growth. That’s why whether you’re working on building the foundation or growing up and out, we’ve got a checking account for you.

Man standing in field next to a solar panel. He is holding the bill of his hat and smiling.
FlexSmart Business Money Market

A higher interest checking account that lets you take advantage of rising interest rates.

  • Convenient access to your funds when you need them
  • Competitive rates that adjust with the market
  • No monthly maintenance service charge
  • Six preauthorized transfers permitted per statement cycle*
Veterinary Hospital with staff answering phones and filing paperwork
Smart Business Checking

Low- to no-cost checking, ideal for small to medium-sized businesses.

  • No monthly maintenance service charge
  • No transaction fees for up to 450 items per statement cycle*
  • Optimized for online and mobile
  • Personalized service
assembly line
Business Checking

For larger companies with a high volume of transactions.

  • $10 monthly maintenance service charge
  • Earning credit helps reduce or eliminate service charges
  • Mobile check deposit
  • Personalized service
Business Money Market

A savings solution for businesses that want to earn interest while keeping their money local and liquid.

  • Earn interest
  • No monthly maintenance service charge
  • Tiered or Premier Money Market available
  • Six preauthorized transfers permitted per statement cycle*
woman on laptop
woman on laptop

Online & Mobile Banking Brings GSB To Your Business

Check your balance, pay bills, deposit checks and more—wherever you are, whenever you want. Smart? We think so. Now let’s get down to business.

The Right Business Solution.

At The Right Time.

From start-up to Fortune 500, you need a bank that understands and anticipates your needs. One that believes in your mission. At GSB, we’ve designed our business products and services around our customers’ evolving needs. So even if you don’t know what your business will need in five years, we do. We’ve been there. And we’re always here for you.