Pacific Mercantile Bancorp is the parent holding company of Pacific Mercantile Bank that provides commercial banking services in Orange, Los Angeles, San Bernardino, and San Diego counties of California. It primarily engages in generating deposits and originating loans. The Bank is an FDIC insured, California state-chartered bank and a member of the Federal Reserve System and provides a wide range of commercial banking services and financial products, which includes mortgage financing, to businesses, business professionals and individual clients through its combination of traditional banking financial centers and comprehensive, sophisticated electronic banking services. Pacific Mercantile Bancorp provides its services to small and moderate size businesses, professional firms, and individuals. The company is headquartered in Costa Mesa, California.