Mr Ian Broughton
Expert Evidence - NCA

Drugs, firearms and street slang expert witness
Mr Ian Broughton is the founder and director at Expert Witness Services and the former Specialist Drug Advisor and the Lead Expert Witness Coordinator for London’s Metropolitan Police Service.
He has over 37 years experience of investigating illicit drugs and firearms criminality as either the lead officer, supervisor or expert witness.
Mr Broughton has worked within Front Line Policing in some of London’s most challenging districts and on a number of pro-active units including the Trident Area Crime Command and the Serious & Organised Crime Directorate at London’s New Scotland Yard.
He features on the Expert Register at the United Nations Development Programme (UNDP).
Mr Broughton has trained Expert Evidence to hundreds of police officers and staff, both across the U.K. and internationally, and is well practised at identifying poor practice and non-compliant expert reporting.
His specialist areas of expertise include:
- • Street dealing
- • Night time economy (including 'spiking')
- • Music festivals
- • Chemsex
- • Middle market
- • Organised crime groups
- • Importation/exportation
- • Encrypted communications - EncroChat/Sky ECC
- • County Lines – inc. the correct use of quantification software
- • Interpretation of communications
- • Interpretation of drug dealer notations/tick/debtors-lists/ledgers
- • Quantum reports
- • Illicit drug laboratories
- • Drug production and manufacture
- • Cannabis cultivation
- • Firearms trafficking
- • National, regional and local distribution
- • Proceeds of Crime Act (POCA)
- • Urban street gangs and street slang
- • Slang in serious violence and murder - including musical lyrics
Mr Broughton can act on behalf of either claimant or defendant or as a Single Joint Expert
Click here to view his CV.


