Contact Us Mail Attn: Bank Operations 1177 West Loop South, Suite 750 Houston, Texas 77027Personal Banking Support Email [email protected]Phone 833.567.2265 (BANK)Small Business Banking Support Email [email protected]Phone 833.567.2265 (BANK)Treasury Management Support Email [email protected]Phone 800-549-1868Institutional Banking Support Email [email protected]Phone 800-549-1868Mortgage Lending & Servicing Support Email [email protected]Phone 866-500-0756Connect with Us LinkedIn