Third Coast Bank is a Texas-based financial institution founded in 2008 that operates through 19 branches and one loan production office across major metropolitan areas in Texas, including Houston, Dallas-Fort Worth, Austin, and San Antonio. The bank emphasizes relationship-focused banking with a mission of 'Building Relationships. Growing Communities. Doing Good.' As of 2024, the bank exceeded $4.9 billion in total assets and operates as a State Bank Charter.