Tri Counties Bank is structured as a regional commercial bank headquartered in California, serving local communities with a diverse range of retail and business financial products. The bank offers traditional consumer banking services, including checking accounts, savings options, personal loans, and residential mortgages, alongside robust commercial lending, agricultural financing, small business administration loans, and treasury management services. It focuses heavily on relationship-driven customer service, community reinvestment, and localized financial decision-making supported by modern digital banking tools.