Tatsuya Koizumi has extensive experience in the spirits industry, currently serving as General Manager and previously as Marketing Director at Diageo Japan since February 2017. Prior roles at Diageo include Director of Marketing for Whisky, Reserve, Spirits, and RTD, as well as Director of Innovation at Diageo Kirin. Prior to joining Diageo, Tatsuya Koizumi worked at Bacardi from June 2003 to January 2017, holding positions such as Marketing Group Manager and LT member, along with serving as the Grey Goose vodka brand manager and senior brand manager for Bombay Sapphire.