GTSB Financial, Inc., the holding company of First State Bank of Michigan, announced the opening of Grand Traverse State Bank at 232 E. State Street, officially bringing its community-focused banking services to Traverse City this March.The new full-service branch marks a strategic expansion into one of Michigan’s fastest-growing regions and reflects GTSB Financials’ long-term commitment to investing in and supporting Northern Michigan communities.“This is a proud and exciting milestone for our