Phil Green serves as chairman and chief executive officer of Cullen/Frost Bankers, Inc. and Frost Bank. Green joined the Cullen/Frost organization in July 1980 and served in a number of managerial positions in the company’s financial division before being named chief financial officer in 1995, a position he held until 2015. He was named group executive vice president in 2001 and president of Cullen/Frost in 2015.