Alexsis de Raadt St James

Chair of the WE Innovate National Board

Alexsis is an investment professional and the founder and managing partner of Merian Ventures, a US-UK venture capital firm.

She is an investor, board member, and innovation executive with experience in technology, venture capital, and M&A. Her expertise is in digital strategy, operations, partnerships and business development with an investment focus on AI and consumer-facing technologies.

Her leadership at Merian Ventures is built on experience at Shell International, where she served as Director of M&A and held diverse finance, management, strategy, and operations roles in London and Holland. During her tenure, she oversaw multiple acquisitions, divestments, and IPOs across software, consumer tech, and energy-related companies.

Alexsis leverages her experience by serving on boards of companies, charities, and university institutes and accelerators. She currently chairs WE Innovate Imperial College and holds advisory board roles at the Oxford Internet Institute, Massachusetts Institute of Technology Press, and the Oxford Artificial Intelligence Society. Previously, she served as a Commissioner at the US-UK Fulbright Commission and on the board of The Foundry at Oxford University. She founded The Althea Foundation, which has funded 28 initiatives in mental health, science, education and research aimed at improving transparency and privacy across the internet. Her contributions to mental health was recognized with a Commendation from Scotland Yard for software design and social impact.

A frequent author and speaker, Alexsis has been featured in the Financial Times, The Telegraph, CNN Business News, and The Guardian.

Meet the board

Kristin Blanchfield

Kristin Blanchfield

Kristin Blanchfield joined Imperial as the Vice President of Advancement in January 2025. Before Imperial, she spent over a decade at Johns Hopkins University, most recently as Senior Associate Vice President for Philanthropic ...
Lucy Cohen

Lucy Cohen

Lucy Cohen is a businesswoman from Cardiff and the President of the Association of Accounting Technicians (AAT) for 2025. After starting her career through an AAT apprenticeship, she founded Mazuma at 23, launching the UK’s first ...
Professor Maggie Dallman, OBE

Professor Maggie Dallman, OBE

Maggie Dallman is Associate Provost (Societal Engagement), Founding Academic Director of the Centre for Societal Engagement at Imperial and Professor of Immunology at Imperial College London. Having joined Imperial in 1994 as a ...
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