Partner
Grace Cassy
Investing, CyLon Ventures
- Firm
- CyLon Ventures
- Title
- Investing
- Role
- Employee
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Record updated 21 September 2026
About
Grace co-founded CyLon in 2015 along with Jonathan Luff and Alex van Someren. Prior to founding CyLon, Grace spent 10 years in the UK Diplomatic Service, working on global security policy in Asia, Europe, and the Americas. Between 2004-6, she was an advisor to Prime Minister Tony Blair, specialising in Asia and national security. She also co-founded Epsilon Advisory Partners, a strategy and growth firm working with world-leading global technology companies and investors.
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