Hamilton State Bank adds Rosenberg as vice president Karen Rosenberg has joined Hamilton State Bank as an executive vice president and will lead the retail banking function for the Georgia state bank based in Braselton. In her new role, Rosenberg will develop and implement all retail banking strategies, including strategic planning, branch expansion, consumer lending and product development. “We are continuing to build a strong executive team for the bank, and Karen is a great match in experience and brings a wealth of success to this new position,” Hamilton State Chairman and CEO Robert Oliver said.