Raif Hassan’s practice focuses on cross-border competition and antitrust litigation and commercial disputes.

He has extensive experience of competition follow-on, standalone, and class actions before the UK Competition Appeal Tribunal (CAT), the English High Court, and Court of Appeal.

Raif has experience of international commercial disputes resolved by ICC and LCIA arbitral proceedings, High Court litigation and Alternative Dispute Resolution, including mediation and expert determination. He also has substantial appellate court experience in both the English Court of Appeal and the Judicial Committee of the Privy Council.

Raif has worked with clients from a variety of sectors including oil and gas, pharmaceutical, financial services, defense, infrastructure, and automotive. As well as representing clients in dispute resolution proceedings, he regularly provides advice on a range of contractual, jurisdictional and conflict of law issues, and on issues relating to the enforcement and recognition of judgments and litigation funding.

Raif joined the firm as a partner in 2025 from another major international law firm.

Notable Experience (including those prior to joining Cleary)

  • Nexans in its defense of an opt-out class action brought by Clare Mary Joan Spottiswoode CBE on behalf of domestic consumers of energy in the UK for allegedly increased energy prices resulting from pass-on of an alleged overcharge on High Voltage Power Cables following the European Commission’s Power Cables decision.

  • Nexans in its defense of a private damages action brought in relation to an alleged overcharge on High Voltage Power Cables for the London Array Offshore Windfarm arising from the infringement found in the European Commission’s Power Cables decision.

  • Autoliv, a leading producer of occupant safety systems, in its defense of follow-on and standalone damages actions in the High Court and Competition Appeal Tribunal.

  • A leading global producer of natural gas-derived products in fraud proceedings in the Judicial Committee of the Privy Council.

  • An arranger of financial investments in its defense of fraud proceedings in the High Court.

  • Several disputes concerning typically high-profile UK Ministry of Defence procurement projects.

  • A hedge fund in its cross-border claims against the estates of Lehman Brothers International (Europe) and Lehman Brothers Holding Inc.

  • A private equity group in relation to breach of confidence claims brought in the High Court.

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Publications