Jon Swain > Chambers of Oliver Blunt QC & Sally O'Neill QC > London, England > Lawyer Profile

Chambers of Oliver Blunt QC & Sally O'Neill QC
Furnival Chambers
Jon Swain photo

Work Department

Serious crime, criminal/civil fraud, regulation/compliance.


Specialises in criminal law, especially large scale drugs cases, white-collar fraud and money laundering. Lead for both defence and prosecution in a variety of such cases. Has also led for defendant in murder trial at Central Criminal Court, obtaining not guilty verdict. He has featured each year in recent editions of ‘Chambers’ legal directory as one of the leading juniors in London. Regularly appears in major court centres in other cities, such as Leeds, in major trials. Experienced in multi-defendant cases involving murder, drugs, armed robberies, fraud, money laundering and other serious crime. Able to case-manage complex trials.Also experienced in cases involving sexual allegations, utilising television links.  Particular interest in cases involving scientific evidence to utilise knowledge in this area. Trained in dealing with vulnerable witnesses and involved in training in this area.
Recent cases of note include 2020: conspiracy to commit fraud (investments in diamonds) 2019: leading counsel for first defendant in 3 month fraudulent trading trial, “Dark Web” drug dealing conspiracy, attempted kidnap of schoolgirl, attempted murder, conspiracy to supply psychoactive substance


Called 1983.

Lawyer Rankings

London Bar > Crime

(Leading Juniors) Ranked: Tier 3

Jon SwainFurnival ChambersJon is a thoughtful and persuasive advocate who demonstrates good judgement.