Catalyst Bank

Catalyst Bank, originally founded as St. Martin Bank and Trust Company in 1934, is a community-focused financial institution serving South Louisiana. The bank rebranded to Catalyst Bank in 2024 to better reflect its mission of being a catalyst for growth and prosperity in the communities it serves. It offers a comprehensive suite of banking products, including personal and business checking and savings accounts, mortgages, consumer and commercial loans, and digital banking solutions, all while maintaining a strong commitment to local decision-making and personalized customer service.