Sarah Aitken

Before joining Holler, Sarah spent over 14 years driving growth at global creative agency, Iris Worldwide, across Europe, Latin America and North America. While at Iris, Sarah led and delivered innovative marketing strategies for a wide range of global consumer brands including Sony, Samsung, Yahoo!, Jeep, Diageo and Reckitt Benckiser. Most recently, Sarah founded her own brand marketing consultancy, focusing on high-growth startups in the technology, consumer goods and brand services categories.