Company Performance Metrics
Sonn Macmillan Walker provides criminal defence and extradition legal services for individuals and corporate clients. The firm advises and represents clients from first contact with law enforcement through investigation, charging decisions, and court proceedings in magistrates’ and Crown Courts. Its work covers serious organised crime, serious
assaults, sexual offences, terrorism, driving offences, homicides, firearms matters, and youth justice. Sonn Macmillan Walker also acts in financial crime, confiscation and Proceeds of Crime Act proceedings, and account freezing and forfeiture orders. The firm handles extradition cases and appeals against conviction or sentence. It offers pre‑charge advice, 24/7 arrest and police station representation, and assistance where mental health issues or vulnerability are relevant to a case.