Our team

Our skills, knowledge and expertise are based on a long experience…

Sarah Austerberry

  • Former UK Government’s Head of Specialism for Personnel Security 

  • Over 25 years providing government security advice to UK and Overseas critical national infrastructure on insider risk.

  • Developing and implementing insider risk capacity building programmes as part of EU funded security programmes.

  • Carnegie Mellon insider threat programme manager, a Chartered Security Professional (CSyP) and a Principal of the Register of Security Engineers and Specialists (RSES).

  • Vice-Chair of the Security Institute.

Richard Mackintosh

  • Senior security professional with 35 years' diverse experience

  • Specialized in national security, counter-terrorism, cyber security

  • Recent roles: Head of Intelligence at Lloyds, Director of Investigations at BP

  • Established BP's enterprise-wide insider risk program

  • Independent adviser, Senior Adviser to StoneTurn

  • Provides specialized training in investigation and elicitation

Dr Paul Martin CBE

  • Three decades of senior practitioner experience in UK national security

  • Former head of CPNI (now NPSA) and Director of Security for UK Parliament

  • Professor at Coventry University; Fellow of RUSI, IET and Imperial College London

  • Adviser to various government and public sector entities

  • Author of The Rules of Security (2019) and Insider Risk and Personnel Security (2024)

Eddie Alleyn

  • Three decades working in the UK defence and security community 

  • Two years as Director responsible for Personnel and Physical security for MOD

  • CEO at HMGCC (2011-2016), a national security engineering lab

  • Executive and advisory roles with tech startups and scale-ups since 2017

  • Current roles: Chair at General System, Board member at iProov, co-founder of Quince

Tim Cook

  • Ten years in UK military including active service and reserve special forces

  • CEO at Cherwell Scientific in the Oxford Science Park

  • 25 years in recruitment  including Egon Zehnder and Russell Reynolds

  • Specialist in assessment and benchmarking of individuals in senior roles especially in the HR, Security, Cyber and Technology functions

  • Adviser to MissionLink UK; co-founder of Quince

James Kidner

  • 35 years’ service in the Foreign Office and other Whitehall roles, including:

  • Work in the Prime Minister’s Strategy Unit, the Royal College of Defence Studies, and the office of the Leader of the House of Commons

  • Former Deputy Private Secretary to The Prince of Wales

  • 6 years’ work with two technology “unicorns” – Improbable and Rebellion Defence

  • Adviser to several technology start-ups and charitable foundations; Director of Partnerships at Bookomi