About Us

Meet the team

TST is a small charity run by a dedicated team working remotely. Our board of trustees oversees the Trust and sets the policies for the support that we work to.

Our Board

Trustees

Our trustees bring expertise from education, finance, technology and the charity sector, guiding the Trust and overseeing our grants.

John Clark

John Clark

Chair of the Board of Trustees

Grants + Investment & Finance

John is a retired headmaster with over 30 years of school leadership experience. He has been a TST trustee since its launch in 2017 and was a trustee of its predecessor charity. He is Chair of the Board of Trustees and serves on both the Grants and the Investment and Finance committees.

Ed Coward

Ed Coward

Vice Chair of the Board of Trustees

Investment & Finance

Ed is Director of Teaching and Learning at Westminster School, London and teaches Chemistry. He is Vice Chair of the Board of Trustees and serves on the Investment and Finance Committee.

Richard Baker

Richard Baker

Treasurer

Chair, Investment & Finance

Richard is a Chartered Accountant with experience of executive and non-executive roles in schools and Multi-Academy Trusts. Now retired, he is the Treasurer and Chair of the Investment and Finance Committee.

Kaushik Chaubal

Kaushik Chaubal

Trustee

Investment & Finance

Kaushik is a senior technology leader who works for BlackRock as a Senior Director. He serves on the Investment and Finance Committee.

Jane Davidson

Jane Davidson

Trustee

Grants

Jane is a Chartered Accountant and former Chief Executive of a social enterprise. She spent many years in the NHS and government, in finance and governance leadership roles. Jane serves on the Grants Committee.

Sabrina Luisi

Sabrina Luisi

Trustee

Fundraising & Communications

Sabrina is Chief Engagement Officer for the education charity The Brilliant Club. Growing up in a household where no one could read or write, she saw from an early age the transformative power of education and excellent teachers. Sabrina advises on fundraising and communications.

Mell Tucker

Mell Tucker

Trustee

Chair, Grants

Mell has over 16 years of school leadership. Now a retired headteacher working as an education consultant, she is completing her Level 5 coaching qualification with the Institute of Leadership and Management. Mell chairs the Grants Committee.

Martin Walsh

Martin Walsh

Trustee

Grants

Martin leads the Professional Services functions at ASU London and has worked in senior finance and operational roles in world-leading educational providers since 2010. Martin is a previous Treasurer and now serves on the Grants Committee.

Tobias Woerner

Tobias Woerner

Trustee

Investment & Finance

Tobias is a highly experienced financial services professional with a 30+ year track record in investment banking. He is a senior adviser and consultant to investment banks, hedge funds, PE and family offices, and serves on the Investment and Finance Committee.

Day to day

The Team

The people running the Trust day to day, assessing applications and getting support to where it's needed.

LB

Lindsey Berthoud

Chief Executive

Lindsey is a small charity CEO with entrepreneurial spirit. A portfolio professional for many years, she has leadership experience across sectors, including start-ups and technology. Lindsey is passionate about positive grant-making that empowers individuals and promotes financial wellbeing. She joined TST in January 2025.

KA

Kerry Allison

Grants Officer

Kerry is a reliable and organised professional with a background in the Armed Forces and charity coordination. She joined TST as a Grants Officer in July 2025.

CO

Christina Olalekan

Grants Officer

Christina is a risk and compliance professional with experience in accountancy, banking and foreign exchange firms. She joined TST as a Grants Officer in July 2026.

We're here when it matters most

If you work or have worked in education and need support, our team responds to every application within two working days.

Apply for help