your success should not threaten your safety being a public figure does not mean you should have to compromise on your safety

  • Globally recognised experts – counter terrorism, law enforcement, military and intelligence specialists worldwide - ready to investigate threats on your behalf
  • Tailored, personal service to fit your circumstances
  • Unique methods – including advanced behavioural analysis
  • Get to know the real person causing the problem

The principal of Defuse® is a member of the Association of British Investigators, which is working with the Law Society of England & Wales and included in the Law Society of Scotland Approved Supplier Scheme.

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A converstation gives us a chance to listen to your problems and assess where the vulnerabilities lie. If you'd like to talk to me about the threat you're feeling right now please book a meeting into my diary.

  • 30 minute meeting
  • 100% confidential
  • Web conferencing details provided upon confirmation

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our team

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Dr Lorraine Sheridan PhD
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Philip Grindell MSc

Founder, CEO

Philip has become one of the UK’s most trusted leaders & advisors when it comes to fixated persons & threats to prominent people, be they physical, reputational or psychological threats . Philip served as a senior Scotland Yard Detective for the Metropolitan Police for almost 30 years in specialist roles, including time spent seconded to British Intelligence on counter-terrorist investigations. Philip set & ran the team responsible for the protection of MPs.

Philip has a MSc in Security Management.

Dr Lorraine Sheridan Phd

Partner

Dr Lorraine Sheridan is a Chartered Forensic Psychologist, completing Europe’s first PhD on stalking. She is a police accredited offender profiler and compiles psychological reports related to offenders, highlighting the risks posed by known or unknown suspects. Lorraine was formerly a senior academic in Perth, Western Australia.

Dr. Sheridan is current President of the Asia Pacific Association of Threat Assessment Professionals.

Dr Robert A. Fein, Ph.D.

Special Advisor

Dr Robert Fein is a forensic and national security psychologist with a specialty in threat assessment and the prevention of targeted violence. In his work with the Secret Service, he reviewed and consulted on several hundred protective intelligence cases concerning the assessment and management of persons who might present harm to the President and other national leaders and co-authored the Secret Service Exceptional Case Study Project.

Dr. Fein is a consultant to the FBI’s Behavioural Analysis Unit 1 and to the FBI’s Behavioural Assessment Program.

Recent Blog Posts Latest News

Misogynistic Ideology and the Threat from the Incel Movement.

As we celebrate the increased recognition of the VAWG movement and the news that Misogyny is to be recognised as a hate crime in the UK, we must also acknowledge that the threat to women, and...

The Telegraph: Windsor Castle crossbow intruder leaked his intentions

Dominic Nicholls, The Telegraph's Defence & Security Editor reports on the risks posed by the intruder to Windsor Castle, armed with a crossbow. His father has described the intruder and being...

Our Associations Certifications

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