“Eleanor always demonstrates the highest professional standards. I have seen her work well under immense pressure; she is especially good at understanding and translating complex expert accounting evidence for a jury.”

Legal 500 2021
Eleanor Eleanor

Barrister: Eleanor Mawrey


Grade 4 CPS Panel Advocate and Fraud Panel Specialist; SFO A list Counsel; Regulatory Specialist Advocate Panel B. Eleanor is an elected member of Bar Council and Co Vice-Chair of the Equality, Diversity and Social Mobility Committee. She is also on the Criminal Bar Association Executive Committee and their E&D Director.

Gray's Inn Scholar; Dip Law, City University; BA Hons, Leeds University


Eleanor is an experienced barrister practising in serious crime and is ranked in the Financial Crime section of both the Legal 500 and Chambers and Partners UK. She is a grade 4 CPS Prosecutor and appointed to the SFO A panel. She has been praised for her ability to simplify complex evidence and her success in cross-examining expert witnesses.

Eleanor has considerable experience in the following areas of financial crime (see separate tab for more detail):

Bribery and corruption

  • Fraud including high value investment fraud, income tax fraud and VAT evasion and Ponzi schemes
  • Insider dealing/market abuse
  • Other FSMA 2000/FSA 2012 offences including miss-selling and contraventions of the general prohibition (unauthorised business)

Eleanor also prosecutes and defends all other types of criminal cases including those involving serious violence, firearms offences and drugs cases. Recent cases include (see separate tab for more detail):

  • Attempted murder
  • Perverting the course of justice
  • S.18 GBH
  • Conspiracy to possess firearms

Eleanor is also regularly instructed in high value Proceeds of Crime applications relating to the detention of cash or the freezing of assets/accounts.

She is currently instructed in the Undercover Policing Inquiry (UCPI).

Recent testimonials:

  • "She is great to work with, works very hard and she is so reliable." "Immensely dependable and she knows her cases inside out - she has the most extraordinary memory and her judgement is very good." Chambers and Partners 2021
  • “Eleanor always demonstrates the highest professional standards. I have seen her work well under immense pressure; she is especially good at understanding and translating complex expert accounting evidence for a jury. Legal 500 2021
  • "Extremely hard-working, excellent as part of a team and someone with first-rate judgement. She's a delight to work with." Chambers and Partners 2020
  • "She is a focused and determined junior." – Legal 500 2020
  • "Eleanor's tenacity and expertise worked overtime for us" - Recent Defence Client
  • "She's very conscientious and able to get her head round the most enormous amount of information very quickly." - Chambers & Partners 2019
  • "She is very easy to work with and connects well with those instructing her" - Chambers & Partners 2018

Eleanor can also offer representation on a public access basis.

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Fraud & Regulatory:

Eleanor is ranked in Chambers UK and the Legal 500 for financial crime reflecting the quality of this flourishing part of her practice both prosecuting and defending. She is described as “someone with first-rate judgement”, “focused and determined” and “extremely hard-working”.

In particular, Eleanor specialises in:

  • Bribery & Corruption: Eleanor is currently instructed by the SFO as first junior in a sensitive bribery and corruption investigation.
  • Fraud: Eleanor regularly prosecutes and defends in high value fraud cases; often where the defendant is a professional or other position of authority. Recent cases include R v Major and Attra (fraud committed by a solicitor and translator on the Legal Aid Agency), R v Scrafton (Solicitor defrauding a charity), Das v Asplin (CEO of a company), R v Afshar (Director and an accountant of company accused of VAT fraud) and R v Bhandari (an investment fraud perpetrated by a number of individuals including a doctor). Eleanor is a CPS Grade 4 fraud specialist prosecutor and is instructed by their Special Fraud Division. She is also on the SFO A panel and acts as junior counsel for them in an investigation into a biodiesel trading.  
  • Insider dealing / market abuse and other offences under FSMA 2000/FSA 2012. Eleanor acted as junior counsel for the FSA (now FCA) in the successful prosecution of R v Richard Joseph, a case in which she was instructed pre-charge and which attracted one of the highest sentences for insider dealing to date.
  • Eleanor frequently deals with the cross-over between the regulatory and criminal spheres and is a Panel B Specialist Regulatory Counsel.
  • Money Laundering. Eleanor frequently deals with money-laundering offences either as part an indictment reflecting wider criminality or as the main focus  (for example in R v Anwoir scenarios)

She is experienced in dealing with large document heavy cases with significant reliance on digital evidencing and telecoms analysis. She has been praised for her ability to unpick expert evidence, making it accessible to a jury and her success in cross examining expert-witnesses.

As a result of her work in this area, Eleanor deals frequently with Proceeds of Crime Act [POCA] matters including confiscation and restraint matters. She regularly appears in high value applications for the detention of cash or freezing of assets/accounts.  She also has considerable experience in ancillary orders following trial such as Director’s Disqualification and Serious Crime Prevention Orders.


Eleanor is instructed across all areas of serious crime (For Financial Crime, please see separate Tab). She appears for the prosecution and defence in the most serious offences.

Recent cases include:

  • Attempted Murder (R v Simms; R v Clark & Others)
  • Conspiracy to Possess Firearms (R v Christophe & Others)
  • Grievous Bodily Harm/Wounding with Intent S.18 (R v Williams; R v Brown)
  • High value importations of drugs or tobacco (R v Zalucki; R v Plamadeala; R v Robinson)
  • Child Abduction (R v Wasiluk)

Many of the cases that Eleanor deals with are gang related. She has considerable expertise dealing with sensitive material and is security cleared to Developed Vetted (DV) level.

Eleanor is currently instructed to represent a police officer in the Undercover Policing Inquiry (UCPI).

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