Poppy is a mental health advocate, national policy advisor and social entrepreneur. She is the CEO and co-founder of Mental Health First Aid (MHFA) England which has grown from a small government project into a commercially successful community interest company recognised last year as one of the fastest growing SMEs in Europe. After briefing the prime minister on MHFA, the secretary of state named Poppy one of England’s mental health experts. She was awarded an OBE in 2018 in recognition of her services to people with mental health issues.

Poppy is also the CEO of the City Mental Health Alliance (CMHA), a coalition of city businesses working to increase the understanding of mental health issues and to create a culture of good mental health in the city. She is a non-executive director on the board of Public Health England.