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Hannah Brennan
Communications and Marketing Manager

Hannah is a digital marketing specialist with over 10 years of experience leading multi-channel campaigns for charities and non-profits in the climate and environmental sectors. She earned her MA in Fashion Journalism from Kingston University and BA (Hons) in Sociology from the University of Nottingham. Before joining TransitionZero, Hannah held senior roles at Empower Agency, where she provided strategic counsel to climate-focused clients, including WBCSD, CDP, and UN Climate Change High-Level Champions, and at Social Misfits Media, where she led on strategy and campaigns for purpose-driven organisations.

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