Emma Montgomery appointed CEO of Leo Burnett Sydney March 1, 2021 10:13 Leo Burnett Australia has announced that Emma Montgomery will return to the agency in the role of CEO for Leo Burnett Sydney. She’ll be the first to serve in the role since 2018 when Peter Bosilkovski resigned but was never replaced. Montgomery was previously the head of strategy at Leo Burnett Sydney, before moving overseas with the company to serve as president and chief strategy officer in Chicago. She then departed Leo Burnett entirely and has most recently worked as the global co-chief strategy officer for TBWA/Worldwide, based out of Los Angeles.