As CEO of BBH, Karen puts craft and creativity first, enabling BBH to deliver on the power of difference for clients including Audi, Burger King and Tesco.

In 2023, she led the agency to achieve its strongest revenue growth in eight years, diversifying across new specialisms and entering one of its most commercially and creatively successful periods.

Karen’s leadership recently led to BBH being named Creative Circle’s Most Creative Agency and Marketing Week's 2023 Agency of the Year, as well as the IPA’s Effectiveness Company of the Year from 2018 – 2022.

Having been Chair of the IPA Effectiveness Leadership Group from 2023, Karen was appointed IPA President in 2025.

Before BBH, Karen spent 14 years in Australia’s ad industry. She was Managing Director of Host Sydney where she ran the agency’s largest account, Bankwest, and won and ran Pizza Hut and Lion Beverages.