Johanna Walsh > Mishcon de Reya LLP > London, England > Lawyer Profile
Mishcon de Reya LLP Offices

AFRICA HOUSE
70 KINGSWAY
LONDON
WC2B 6AH
England
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Johanna Walsh

Work Department
White Collar Crime & Investigations Group
Position
Johanna Walsh is a Partner in the White Collar Crime & Investigations Group. She has experience in domestic and international serious fraud, corruption and money laundering cases, acting for senior individuals in prosecutions brought by the SFO, FCA and CPS, as well as investigations by the NCA. Johanna has also acted for a range of corporates, from SMEs to FTSE 100 companies in relation to allegations of fraud and corruption, conducting internal investigations and representing them in external investigations and prosecutions.
Johanna is named in Legal 500 in 2018 and 2019 for Regulatory Investigations and Corporate Crime. She is named as a leading individual in Business Crime Defence in the 2019 edition of Who’s Who Legal, as well as an Investigations Future Leader in Who’s Who Legal’s 2019 and 2018 editions, which notes that “her expertise in multi-jurisdictional investigations involving state authorities makes her a go-to practitioner.”
She was also recognised in the 2017 edition of 40 Under 40 by the Global Investigations Review, recognising accomplished young investigations lawyers who will help shape the future of this fast-evolving area of law.
Johanna is a member of the Fraud Lawyers Association and the London Criminal Courts Solicitors’ Association.
Career
Partner, Mishcon de Reya LLP; Partner, Kingsley Napley
Lawyer Rankings
London > Crime, fraud and licensing > Fraud: white-collar crime (advice to individuals)
(Leading partners)Mishcon de Reya LLP fields a ‘fantastic‘ white-collar crime and investigations team with a strong track record advising individuals on financial crime investigations and proceedings before a broad range of UK and international agencies. The ‘innovative, tenacious, and absolutely never complacent‘ Johanna Walsh heads up the team; Walsh regularly handles both domestic and international serious fraud, corruption, and money laundering cases. Ben Brandon leads the firm’s extradition sub-group and handles Interpol red notice matters and high-profile extradition cases. Matthew Ewens takes point on SFO investigations into bribery and corruption allegations, with a notable emphasis on crypto trading and tax evasion issues. Nick Dent, who was elevated to the partnership in April 2024, is another key member of the team, as is Min Wiggins, who has significant experience advising on multijurisdictional corruption investigations. Alison Geary left the team in March 2024.
London > Risk advisory > Regulatory investigations and corporate crime (advice to corporates)
(Leading partners)Mishcon de Reya LLP’s white-collar crime and investigations team has a strong track record defending clients in SFO prosecutions, FCA investigations, and notable extradition cases. ‘Outstanding‘ practice head Johanna Walsh has extensive experience advising SMEs and large multinational companies on allegations of fraud and corruption. Walsh works alongside Matthew Ewens, whose recent caseload includes several money laundering investigations in the cryptocurrency space. Also in the core team is Kizzy Augustin, a name to note for health and safety-related instructions, and Min Wiggins, who defends individuals and corporates in criminal fraud proceedings. Alison Geary left the team in January 2023.
London > Crime, fraud and licensing > Crime: general
The Mishcon de Reya LLP white collar crime and investigations is adept at advising the firm’s white collar clients with general crime and extradition mandates. Nick Dent leads the practice and frequently represents clients regarding extradition to the US, Europe, and Asia on serious allegations, such as drugs importation. Ben Brandon often represents clients in politically motivated extradition matters. Johanna Walsh, ‘approachable, insightful and realistic’, is another key individual.
Lawyer Rankings
- Leading partners London > Risk advisory > Regulatory investigations and corporate crime (advice to corporates)
- Leading partners London > Crime, fraud and licensing > Fraud: white-collar crime (advice to individuals)
- Fraud: white-collar crime (advice to individuals) London > Crime, fraud and licensing
- Crime: general London > Crime, fraud and licensing
- Regulatory investigations and corporate crime (advice to corporates) London > Risk advisory
Top Tier Firm Rankings
- Private client > Art and cultural property
- Private client > Contentious trusts and probate
- Employment > Employers
- Crime, fraud and licensing > Fraud: civil
- Crime, fraud and licensing > Gaming and betting
- Employment > Immigration
- Employment > Immigration: personal
- TMT (technology, media and telecoms) > Intellectual property: trade marks, copyright and design
- Private client > Personal tax, trusts and probate
- Real estate > Property litigation
- Real estate > Residential property
- Employment > Senior executives
Firm Rankings
- Public sector > Administrative and public law
- Real estate > Commercial property: investment
- Real estate > Construction: non-contentious
- Private client > Family
- Corporate and commercial > Financial services: contentious
- Crime, fraud and licensing > Fraud: white-collar crime (advice to individuals)
- Employment > Immigration: human rights
- Insurance > Insurance litigation: for policyholders
- Corporate and commercial > Partnership
- Crime, fraud and licensing > Private prosecutions
- TMT (technology, media and telecoms) > Reputation management
- Industry focus > Retail and consumer
- Industry focus > TMT
- Corporate and commercial > Venture capital
- TMT (technology, media and telecoms) > Artificial intelligence
- Real estate > Commercial property: development
- Dispute resolution > Competition litigation
- Crime, fraud and licensing > Crime: general
- Risk advisory > Data protection, privacy and cybersecurity
- Public sector > Education: individuals
- Employment > Employee share schemes
- TMT (technology, media and telecoms) > Franchising
- Industry focus > Hospitality and leisure
- TMT (technology, media and telecoms) > Intellectual property: patents (contentious and non-contentious)
- TMT (technology, media and telecoms) > IT and telecoms
- Real estate > Planning
- Risk advisory > Regulatory investigations and corporate crime (advice to corporates)
- TMT (technology, media and telecoms) > Sport
- Private client > Charities and not-for-profit
- Corporate and commercial > Commercial contracts
- Dispute resolution > Commercial litigation: premium
- Corporate and commercial > Corporate tax
- Dispute resolution > Group litigation: Claimant
- Employment > Health and safety
- Industry focus > Life sciences and healthcare
- Corporate and commercial > M&A: Lower Mid-Market Deals, £100m-£750m
- TMT (technology, media and telecoms) > Media: Advertising & marketing
- TMT (technology, media and telecoms) > Media: Film & TV
- Corporate and commercial > Private equity: transactions - mid-market deals (up to £500m)
- Real estate > Property finance
- Dispute resolution > Tax litigation and investigations
- Dispute resolution > Banking litigation: investment and retail
- Real estate > Construction: contentious
- Dispute resolution > International arbitration
- Corporate and commercial > EU and competition
- Finance > Corporate restructuring & insolvency
- Private client > Agriculture and estates