MainStreet Bancshares, Inc. announces the appointment of a veteran banking supervisor, Rafael E. DeLeon, as a director of the company and the bank. Rafael E. DeLeon is currently a senior vice president of industry engagement for Ncontracts. Mr. DeLeon is a vibrant spokesperson with a wealth of knowledge on regulatory compliance and risk management for financial institutions. He joined Ncontracts in June 2021. Mr. DeLeon recently retired from a successful three-decade career with the Office of the Comptroller of the Currency (OCC), having most recently served as the director for banking relations. Mr. DeLeon directed the agency's outreach to commercial banks and was its representative to industry trade associations.