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A Big Business Starts Small

Since 2004, we have provided our clients with the individual attention they need to establish, manage and grow their business. Our decision-makers are local and accessible, allowing us to provide the ultimate customer service. We build personal relationships with our clients while leveraging banking technology for convenient, secure and seamless mobile and online banking transactions.

The Value of Community

We are your neighbors. As a local community bank, our clients aren’t just names and numbers to us. We are invested in their goals and ambitions, and give them the care and attention that only a community bank can give. The majority of our employees are from and currently live in the DMV area. That means we understand the needs of the businesses, individuals, and families we serve better than any other bank based elsewhere.

You give the attention, expertise and action that your business needs. Your bank should do the same for you.


Our Essential Business Checking Account was developed to meet the unique needs of small businesses. Ideal for any business with lower monthly transaction activity and looking for a full-service banking relationship.

We’re proud to offer solutions to simplify and automate everyday banking tasks so you can focus on taking your business to the next level. MainStreet Bank offers the most powerful business tools wherever you are — Put Our Bank in Your Office.

Treasury & Merchant Services

We offer a complete digital payments solution. Make deposits, receive and process payments all from the comfort of your office.

  • Pay employees and vendors
  • Process customer payments
  • Make check deposits

We support an array of robust cash management solutions to meet the needs of virtually any business owner. Our Treasury Management Services are customized to your specific needs, and allow you to simultaneously save time and reduce risk. We partner with the world’s largest processors to offer a comprehensive suite of the latest technology and processing solutions in our industry. From EMV-compatible terminals and full service POS systems, to internet gateways and smartphone processing, our services encompass a wide range of the industry’s most reliable and trusted solutions.


We are a Small Business Administration (SBA) preferred Lender. As a community bank, we understand the challenges faced by small businesses and start-up organizations. Experience the flexibility you need from a team you can trust. We will work with you to drive growth for your small business.

We offer the following small business loans that are backed by the Small Business Administration (SBA):

  • SBA 7(a) Term Loans
  • 504 Term Loans
  • Express Lines of Credit

Our dedicated loan officer will work with you to determine which loan program is best suited to your needs.

MainStreet Bank caters to an array of small businesses and organizations. A dedicated loan officer will work with you to determine which loan program is best suited to your needs.


* Merchant Services is subject to underwriting and approval
** All loans are subject to approval.

Put Our Bank in Your Office

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