He served as the chairman, chief executive officer and president of Genesco.
[1][2] Dennis became the chief executive officer of Hat World, Inc. in 2001.
[1][2] He was appointed as its executive vice president and chief operating officer in 2005.
[1][2][3] Dennis served on the board of directors of Teavana Holdings from July 2011 to December 2012, when it was acquired by Starbucks.
[1][4] He also serves on the board of visitors of the Owen Graduate School of Management at Vanderbilt University.