Dennis Zember Jr. stepped down as the Georgia bank's CEO, citing personal matters. Palmer Proctor, an executive at the recently acquired Fidelity Southern, succeeded Zember.
Shareholders of both companies will meet separately next month to cast ballots on the $28 billion deal, and BB&T investors will also decide whether the new company should be called Truist Financial.
Lynn Harton, the Georgia bank's CEO and a 20-year BB&T veteran, is considering acquisitions in Alabama, Florida and Tennessee markets where the entity soon to be named Truist Financial has a high profile.
Tandem Bank has approval from the Georgia Department of Banking and Finance as its aims to become the state's first new bank since the financial crisis.
Community banks in the state have struggled to attract the funds to meet surging loan demand, but that could change now that a new law has made it easier for them to accept government deposits.