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UK's leading provider of Drug Expert Evidence

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Drugs  |  Firearms  |  Urban Street Slang

  • Independent Expert Witnesses

  • Client-focused, top-rated training

  • Trustworthy proven consultation

“EWS have just delivered the latest Drug Expert Witness foundation course. I have been present during three such courses, the first provided by EWS. The quality of this course was outstanding and the attendees left the course enthused and well equipped for the task of expert evidence.”

Drug Expert Witness Coordinator

With unparalleled expertise and over 200 years of experience, our team consists of former New Scotland Yard Detectives, full-time NCA Expert Witnesses and regional Expert Evidence coordinators.
 
Engage the best experts, first time around.

Drug Expert Witness

If you need a Drug Expert Witness, you need evidence that is clear, defensible, and stands up under scrutiny. We provide expert witness reports and testimony across the UK for criminal drug cases, including trafficking, county lines, and communication evidence.

What we deliver

  • Reliable expert witness reports for criminal proceedings

  • Review of prosecution and defence evidence

  • Independent opinion based on over 200 years of Police and NCA operational experience

  • Robust court-compliant reports (CrimPR / CPIA)

Typical case types

  • Street dealing

  • Music festivals / night-time economy (recreational / party drugs)

  • Organised Crime Groups

  • Importation / exportation methods

  • Communications and data interpretation

  • Drug dealer notes / dealer lists

  • Cannabis production and cultivation

  • Firearms trafficking (not technical)

Specialist fields

  • EncroChat, Sky ECC and other encrypted communication platformss

  • County Lines - including the correct use of quantification software

  • Child Criminal Exploitation

  • Quantum Reports

  • Illicit Drug Laboratories / drug production

  • Firearms trafficking and the criminal use of firerms

  • Proceeds of Crime Act (POCA)

  • Urban Street Gangs and Street Slang - the use of slang in serious violence and murder

  • Spiking 

  • Chemsex

Our Expert Services

Instruct

Our Expert Witnesses combine extensive experience and credibility to deliver clear, precise, and persuasive expert opinions. Their insights provide significant support in achieving fair outcomes in criminal cases.

Train

We offer top-rated specialised training for law enforcement, legal professionals, and students, focusing on practical skills and knowledge to improve effectiveness and performance in their fields.

Consult

We provide expert consultation for lawyers and law enforcement, covering evidential case reviews, operational advice, and practical strategies to improve processes and outcomes.

Genuine expertise in complex and dynamic fields

Proud to have delivered our services to Police Forces across the UK and Internationally

"We are extremely grateful for the comprehensive and compelling report that Ian Broughton produced for Operation XXX. The report was served as one of the key statements and without doubt strengthened the evidential case leading to guilty pleas for all four defendants."

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