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Contact The Team

Need GovCon banking? Choose the bank that grows with you.

At MainStreet Bank, our mission is your mission. We offers decades of government contract financing expertise and a level of personalized attention most banks can’t match. We have customers who have been with us since they graduated from college and stepped into the GovCon world.

We offer a complete suite of services, including loans, lines and letters of credit, and robust treasury management services needed to thrive in the government contracting space. Services include cash collateral accounts, daily sweep service, and electronic data interchange (EDI) for receivables.

Our team has the experience, resources, and connections to help you navigate the intricacies of financing your GovCon business. Let’s talk!

Fostering the Dialogue

We love bringing the GovCon community together. Over the past year, we’ve hosted conversations on how AI is impacting government contracting and on what to consider before signing onto a joint ventures. Whether we are working alone or teaming up with local Chambers of Commerce, we are dedicated to advancing the exchange of ideas in this vibrant community.


Rudy Dekrooj, SVP, Senior Business Banker

Rudy excels in building lasting relationships with customers by meeting their intricate banking needs. In her work with businesses, developers, nonprofits, government contractors, and individuals, Rudy leverages more than 20 years of banking experience across the Greater Washington, D.C., metro area.

Her knowledge of banking is expansive, encompassing all facets of business deposits, lending, and treasury management. She draws on this knowledge to serve as her customers’ bridge to MainStreet Bank’s lending team.

One of Rudy’s earliest banking roles was as an assistant branch manager at MainStreet Bank during its earliest stages of growth. She rejoined the Bank in May 2023 after 11 successful years with other area banks and was attracted to return because she loves the customer-centric community banking model that MainStreet Bank exemplifies. Her diverse experiences have formed her into an effective partner to customers with complex financial requirements.

Rudy earned a bachelor’s degree in business administration from Tishreen University and an MBA from University of Phoenix.

She is a board member and treasurer of the Dulles Regional Chamber of Commerce and an active member of the Greater Reston Chamber of Commerce. Rudy supports multiple nonprofit organizations including Cornerstones and Fairfax CASA. She is also a member of the Rotary Club of Herndon-Reston.


Art Zelaya, SVP, Commercial Lender

Art is a seasoned commercial lender who is passionate about understanding and meeting the needs of small and midsize businesses, government contractors, and nonprofits. He is also extremely well-versed in commercial real estate lending and excels at credit analysis.

Art joined MainStreet Bank in 2023, bringing decades of experience in banking across the Washington Metropolitan region. He has held senior commercial lending positions in local, regional, and national financial services companies since 2004, focusing on small businesses, commercial and industrial loans, and credit analysis. Through these experiences, Art has built a loyal following of customers, reflecting his ability to help them solve their most pressing and complicated financial challenges. He is always happy to work with new customers at any stage in their growth journey. Art previously worked for 14 years as a management consultant, performing profitability studies for corporations worldwide, including Latin America and Europe. He parlays that experience into his work with banking clients, bringing an analytical focus to their balance sheets, business plans, and strategies.

Earlier in his career, Art spent more than a decade in private banking, retail banking, and bank operations for some of the leading financial institutions in the Washington Metropolitan region. Art is a graduate of American International College in Springfield, Massachusetts, where he earned a Bachelor of Arts in political science. He grew up in Montgomery County and graduated from Winston Churchill High School. He is fluent in Spanish.


About MainStreet Bank

MainStreet Bank is a customer-focused community bank that offers innovative business and personal banking, commercial banking, and payment systems solutions that fit your needs. MainStreet operates six branches in Herndon, Fairfax, McLean, Leesburg, Clarendon, and Washington, D.C. MainStreet Bank has 55,000 free ATMs and a fully integrated online and mobile banking solution. The Bank is not restricted by a conventional branching system, as we offer business customers the ability to Put Our Bank in Your Office®. With robust and easy-to-use online business banking technology, MainStreet has "put our bank" in thousands of businesses in the metropolitan area. We are an SBA Preferred Lender.

Learn more about our Government Contract Lending Services and Solutions.

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