Hannah Lewis

Associate Attorney

Hannah Lewis is an English-qualified Associate in the London office of Gibson, Dunn & Crutcher. She is a member of the firm’s International Arbitration, Litigation and Judgment and Arbitral Award Enforcement Groups.

Ms. Lewis has broad experience of international arbitration and commercial litigation, with a particular focus on commercial arbitration and enforcement of arbitral awards. Recent experience includes:

  • Acting for a major international engineering company in a multi-billion-dollar ICC arbitration arising out of a Middle Eastern airport project.
  • Acting for an international mining company seeking to enforce an ICSID arbitral award rendered against an eastern European State in the English courts.
  •  Acting for a consortium of defendants in English High Court proceedings relating to the misuse of confidential information in setting up an international sports league.
  • Acting for a major oil company in proceedings brought by a Middle Eastern state relating to the operatorship and maintenance of an offshore oil and gas project under the UNCITRAL rules.
  • Acting in a shareholder dispute seated in London relating to an oil and gas joint venture in the Middle East under the LCIA rules.
  • Acting for a manufacturing client in LMAA arbitration proceedings concerning an international shipping dispute.

Ms. Lewis also has an active pro bono practice with a particular interest in matters relating to prisoners’ rights and criminal justice reform. Recent experience includes:

  • Working with APPEAL to investigate the conviction of a teenage girl, with significant history of trauma and abuse, for joint enterprise murder.
  • Acting for an NGO seeking to bring investor-State arbitration claims for expropriation. 
  • Successfully acting for clients to obtain Non-Molestation Orders from the Family Courts under the initiative DARA (the Domestic Abuse Response Alliance).

Ms. Lewis trained at Gibson Dunn and holds a First Class History degree from the University of Bristol.

Capabilities

Credentials

Education:
  • BPP Law School - 2019 Legal Practice Course
  • BPP Law School - 2018 Graduate Diploma in Law
  • University of Bristol - 2016 Bachelor of Arts
Admissions:
  • England & Wales - Solicitor