Our Team

Innovisk connects technology and talent.
Find out more about each member of our team.

Meet Our Team

David Thomas (London)

CEO of Innovisk platform

  • Experienced (re)insurance broker and capital management
  • Leader, ex-joint CEO of Carvill Group

Angela Tjay-Mazuri (London)

Global Head of Operations

  • Ex-COO of JLT Re
  • Experienced Board Director with 26 years’ experience in operations and performance management

Simon Tyler (London)

Global Chief Financial Officer (CFO)

  • Previously led Finance for HSBC’s UK commercial bank – $3bn+ revenue
  • Ex PWC and fellow of the ICAEW

Bruno Ritchie (London)

Global Chief Underwriting Officer (CUO)

  • Ex-CUO at ArgoGlobal
  • 25 years of underwriting experience in global P&C markets

George Tsagaris (New York)

Head of Operations in North America

  • Ex Operations leader at Liberty International Underwriters (grown $40m book to $2bn)


Rahul Upadhyay (London)

Chief of Staff

  • Previously, worked in M&A at EY
  • Worked across M&A, technology and strategy functions

Simon Lotter (London)

Capital Management team

  • Ex-CUO of Marketform
  • Over 40 years’ experience in London market

Jonathan Sedar (London)

Principal Data Scientist

  • Expert in machine learning, Bayesian statistics and data visualization
  • 10 plus years of technology start-up experience

Kenny Holms (London)

  • Ex Head of Predictive Analytics at Argo
  • Developed predictive and inferential modelling; blending traditional and machine learning


John Przedpelski (New York)

Business Manager

  • 30 years of underwriting and operations management leadership in primary carrier and MGA space

Mark Flower (London)

Capital Management team

  • 25 plus years’ experience of being an actuary, underwriter and reinsurance broker
  • Fellow of the Institute of Actuaries