 American National Insurance Company , one of the largest life insurance companies in the United States , is based in Galveston . The company and its <unk> operate in all 50 U.S. states , the District of Columbia , Puerto Rico , and American Samoa . Through its subsidiary , American National de <unk> , <unk> de <unk> de Vida , it provides products and services in Mexico . Moody National Bank , with headquarters in downtown Galveston , is one of the largest privately owned Texas @-@ based banks . Its trust department , established in 1927 , administers over 12 billion dollars in assets , one of the largest in the state . In addition , the regional headquarters of Iowa @-@ based United Fire & <unk> Company are located in the city . 
