UK Guide 2026 : London (Firms)
Ranked Individuals
Provided by Chambers
Constantine Law is a highly regarded firm for criminal and regulatory investigations work. The team is extremely adept at advising individuals facing internal investigations, as well as investigation by the FCA, SFO and PRA, to name just a few. The firm has expertise in fraud and money laundering matters as well as a strong knowledge of employment-related issues.
Provided by Chambers
The firm provides exemplary client care and a willingness to go above and beyond for all clients.
Constantine Law offers personal and partner-led services. They are nimble and responsive as well as being technically excellent.
Provided by Chambers
John Milner is an eminent financial crime practitioner who has particular expertise in representing clients in SFO investigations. He is adept at handling bribery, corruption and fraud issues.
John Milner is incredibly impressive.
Sarah Wallace represents individuals in criminal investigations prosecuted by the SFO and FCA, with notable strength in insider trading and rate-fixing cases.
Sarah is brilliant - technically spot on, strategic and efficient.
Sarah is excellent - she's focused, and an asset to any client.
Sarah Wallace is an excellent legal adviser. She has an excellent grasp of technical detail while also being able to offer a human element of support when needed.
Financial Crime: Individuals
Financial Crime: Individuals
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