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Year of Call: 1997

E: celsodeazevedo@enterprisechambers.com

T: 020 7405 9471

Clerk: Duane Hitchman

Clerk: Kenya Mendoza

Profile

Celso is a sought-after commercial barrister with particular expertise on emerging technology disputes relating to cryptoassets recovery, cyber risks, information technology, insurance, breach response and IT projects’ contractual disputes.

Celso regularly appears before the High Court to obtain interim injunctions in ransomware, cryptocurrency fraud and data theft cases involving fraudsters, hackers, cryptocurrency exchanges, banks and e-money institutions, including non-publication, search and freezing injunctions, third party disclosure, Norwich Pharmacal and Bankers Trust orders. His recent cryptocurrency cases include the leading authorities in this area of the law, as follows: D’Aloia v Persons Unknown & Ors [2024], Boonyaem v Persons Unknown Category (A) & Ors [2023], Mannarino v Persons Unknown & Ors [2023] and Scenna v Persons Unknown & Ors [2023].

Celso is also recognised as a leading re/insurance barrister, having previously worked for over 20 years as a re/insurance and commercial litigation solicitor and partner in UK and US law firms in the City of London, where he gained extensive experience in complex multi-jurisdictional arbitrations and court proceedings worldwide. He is the 2023 BILA prize-winner of the leading practitioner textbook ‘Cyber Risks Insurance, 2nd Ed, Sweet & Maxwell’. Celso is qualified as a New York Attorney, and is a Fellow of the Chartered Institute of Arbitrators and Certified Crypto Researcher and Investigator (Crystal Intelligence).

  • Celso exhibits exceptional strengths and qualities as a barrister in the crypto and blockchain area

    Legal 500
  • Celso is very experienced in the insurance market and knows very well the usual policies and coverages. He is undisputedly specialised in complex insurance cases and intricate contracts

    Legal 500
  • Being a published author on business interruption insurance, Celso is extremely knowledgeable in this area – combine that with his commerciality (derived from many years in a client-facing role as a solicitor) and Celso is a force to be reckoned with in this area. He also understands the pressures solicitors face from their clients and turns advice around quickly

    Legal 500
  • Celso has a strong background in insurance/reinsurance issues, and is a very responsive team-player whose tactical mind anticipates practical problems. His knowledge of insurance and reinsurance matters is truly impressive in several lines of insurance business, and he is great at getting to the heart of the problem and making complex issues straightforward.

    Legal 500

Practice Areas

Significant Cases

Career and Associations

King’s College London: Master of Laws (1997)

Inns of Court School of Law: Bar Vocational Course (1996)

King’s College London: Bachelor of Laws (Honours) (1995)

The Honourable Society of the Inner Temple

New York State Bar - Attorney, New York (2002)

Chartered Institute of Arbitrators – Fellow (FCIArb)

The Insurance and Reinsurance Arbitration Society, ARIAS (UK) - Panel Member

FedArb (US) - Arbitrator and Mediator Panellist

Certified Crypto Researcher and Investigator (Crystal Intelligence)

London Business Interruption Association (Past President)

Cyber Insurance Association (Founding Member)

British Insurance Law Association

Chartered Insurance Institute

Insurance Institute of London

Society of Claims Professionals

Society for Computers and Law

Chancery Bar Association - ChBA

The Technology and Construction Bar Association - TECBAR

Financial Services Lawyers Association – FSLA

Publications

Cyber Risks Insurance, Sweet & Maxwell, 2nd Edition, 2022

Chapter 5 – “Cyber Risks under non-cyber traditional policies – affirmative and non-affirmative coverage” of Cyber Insurance Research Findings 2022 : Report of Research Study Group 266 – Insurance Institute of London

Walmsley on Business Interruption Insurance, 2 Ed, Witherby

Cyber-attacks on trial – (2021) 171 NLJ 7934, p11

Cyber law: cryptoassets – (2021) 171 NLJ 7928, p13

COVID claims: business as (un)usual – (2021) 171 NLJ 7927, p11

Cyber: Taking cover – (2020) 170 NLJ 7912, p18

Corbin & King Ltd v Axa – Covid-19 and Business Interruption Insurance – Commercial Court Judgment (2022)

Cyber Risks and Business Interruption Insurance – Merck and International Indemnity v ACE (et al.) – Lexology (2021)

Lloyd (Respondent) v Google LLC (Appellant) [2021] UKSC 50 (2021)

Cyber law: Cryptoassets (2021)

Cyber-attacks, Theft of Confidential Information and Norwich Pharmacal Orders (2021)

Construction of Deliberate Acts Exclusions in Liability Insurance (2021)

Cryptoassets Tracing and Remedies – Practical Considerations (2021)

Supreme Court’s decision in the FCA business interruption insurance test case and future disputes (2021)

Digital Dispute Resolution Rules UK Jurisdiction Taskforce (2021)

Injunctions and Cyber Fraud: Foglia v Family Officer Ltd & Ors (2021)

Cyber Risks Insurance – Alorica, Inc. v. Starr Surplus Lines Insurance Company (2021)

Cyber Scams, Injunctions and Tracing Fraudulent Funds Transfers (2021)

Changes to UK insolvency law and directors and officers insurance due to Covid-19 (2020)

Coronavirus and business interruption insurance: Notifiable diseases, public authority actions, and denial of access extensions (2020)

Coronavirus will be responsible for steep increase in insurance claims (2020)

Coronavirus and business interruption insurance worldwide (2020)

To bitcoin or not to bitcoin: property, jurisdiction and a step closer to global regulation? (2020)