Our Investment Team

Alexsis de Raadt St. James
Managing Partner

  • Founder, Merian Ventures

  • Founder & CEO, YBA Ventures, merged with Main Street

  • US & UK Technology Investor, Board Member & Advisor

  • Director, M&A & Venture Investment, Shell

  • Founder & Funder, Imperial College Innovation Award for Women

  • MIT MS

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Priya Guha
Venture Partner

  • Advisor to US & UK technology startups

  • Council Member InnovateUK

  • Adjunct Faculty, Ashridge Hult Business School

  • UK Consul General to San Francisco


Marianne Costigan
Venture Partner (London)

  • Sales & Marketing, IBM UK & IBM US

  • Business Development & Alliances, Micromuse

  • Strategy Consulting, McKinsey

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Greg Conti
Cybersecurity Expert

  • Research Director, IronNet Cybersecurity

  • Director, Army Cyber Institute

  • Director of Cyber, West Point

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Marta Bulaich
Marketing and PR Director

  • VP Marketing, Canaan Partners

  • Network Associate, DFJ

  • Marketing, Capella Photonics & Senvid

  • Associate, Vanguard Ventures

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Traci Maddock

  • Commercial Partnerships and Consumer Brand Specialist

  • Director of Digital, David Beckham Ventures

  • Global Digital & Social Media Strategist

  • Head of Digital & e-Commerce, 19 Entertainment

Finance & Administration

Stacey O’Rourke
Office Manager

  • Software Education, MSA Systems

  • Sales and Marketing Administration, Microsoft

  • New Product Marketing Associate, Hewlett-Packard