MAINSTREET BAN(MNSBP) - 2025 Q2 - Quarterly Results

Exhibit 99.1 PRESS RELEASE Contact: Billy Freesmeier July 22, 2025 8:00 AM ET Chief of Staff (703) 481-4579 MainStreet Bancshares Inc. Reports Strong Second Quarter Earnings About MainStreet Bank: 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 it can offer business customers the ability to Pu ...