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Philip Grindell MSc CSyp

Founder & CEO

Philip Grindell served as a Scotland Yard Detective in the Metropolitan Police Specialist Operations Command for 30 years, during which he was seconded to British Intelligence for 2.5 years.

Dubbed ‘The Online Bodyguard’ by the UK media, he was responsible for identifying the next planned the attack on a British politician in 2017 after setting up the new protective intelligence and investigative team in the UK Parliament following the assassination of Jo Cox MP in 2016.

Philip rapidly became known as the UK thought leader in Protective Intelligence and Fixated Threats.

As a former Counter Terrorist Security Coordinator, he was responsible for the security plans protecting numerous events with the British Royal Family, Military and Government.

Philip has a MSc in Security Management and is a Chartered Security Professional.

.He founded Defuse in 2019 and launched The Online Bodyguard podcast in 2022.

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Dr Lorraine Sheridan Phd


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 the former President of the Asia Pacific Association of Threat Assessment Professionals.

Lorraine lives with her husband and children and supports Leicester City Football Club. 


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Amanda Grindell

Business Development & Client Liaison Director

Amanda has spent her career in business development, sales and client liaison. She has worked in a number of different sectors across the globe, including within the commercial counter espionage industry. Amanda brings a wealth of experience and expertise ensuring that clients receive the very best service, together with great empathy and understanding. 

Supporting our team are consultant analysts and professionals personally selected for their expertise and often unique skill set. Our specialist team includes experienced investigators, linguists and data analysts

find out more

For more information about our security and reputational management services, please give us a call on +44(0)207 293 0932