Since 1948, GBT has been proudly service northwestern Louisiana with superior banking services and personal attention. From the original bank in downtown Gibsland over 65 years ago, GBT has grown to 8 branches and over 90 full time staff members providing full service banking for businesses and individuals in Caddo, Bossier, Bienville, Claiborne And Webster Parishes. Bank offers: Commercial Lending, SBA Lending, High Interest Checking, Cash Back Checking, Insurance, Investments, Personal Loans and Ag Lending.