Leanne Tritton Hon FRIBA is co-founder of Don’t Waste Buildings campaign, which advocates for the change in financial structures and policy to encourage the reuse of existing buildings as a way to, support economic growth, protect valued community assets and to contribute to UK policy which has mandated Net Zero by 2050.

She founded the built environment communications agency ING Media in 1999. Following ING's transition to employee ownership in 2021, she stepped away from its day-to-day management in 2023. Leanne is Chair of The London Society, one of the UK's oldest civic societies, where she champions greater public understanding of the built environment.