John is a former New Scotland Yard detective and accredited financial investigator with deep expertise in complex financial crime, asset recovery, and international kleptocracy investigations. He has led and advised on some of the most significant corruption and money-laundering cases prosecuted in the UK and abroad.

His work includes landmark prosecutions under the Proceeds of Crime Act involving politically exposed persons, professional enablers, and sophisticated laundering structures using offshore trusts, corporate vehicles, and high-value assets. He has investigated criminal benefit exceeding £100 million and schemes causing losses of more than €300 million.

John currently delivers evidential and analytical support in major civil and arbitration proceedings in the UK and internationally, including cross-border fraud and asset tracing matters, as well as providing mentoring and investigative support to NGOs to assist them in sanctions, human rights and kleptocracy work.

John is a subject matter expert for the World Bank having recently supported Moldova’s anti-corruption agencies in relation to the use of financial intelligence and identification of money laundering typologies through analysis of Suspicious Activity Reports (SARs).