Susy Bullock

Susy Bullock is an English qualified partner in Gibson, Dunn & Crutcher's London office. She co-chairs the firm’s Transnational Litigation Practice Group and the Environmental, Social and Governance (ESG) Practice.

Commercial and Transnational Litigation: Susy has extensive experience in commercial litigation in the English and Cayman courts, including the High Court and Competition Appeal Tribunal.  She frequently supports clients with complex transnational litigation, often taking on a global coordinating counsel role where litigation arises in multiple jurisdictions.  Particular areas of expertise include civil fraud, financial services, ESG and antitrust. Prior to joining Gibson Dunn as partner, Susy was Head of Litigation for Europe, the Middle East and Africa at UBS.

Environmental Social Governance Practice: Susy regularly advises clients on sustainability and business & human rights matters such as supply chain issues and investigations, emerging ESG legislation and regulatory requirements, greenwashing risks and complaints; human rights and policy training, ESG-related disclosures and Modern Slavery Act 2015 compliance, and ESG related disputes. She supports clients from a wide variety of industries including oil & gas, food & beverage, and technology. Susy has supported the Thun Group of banks since 2016 - considering business and human rights issues across the banking sector, and is an ongoing (pro bono) advisor to a UK modern slavery charity. Susy is also a member of the firm’s global pro bono committee and pro bono partner for the London office.

Susy is ranked in the 2024 edition of Chambers Crisis & Risk Management, for Environmental, Social and Governance Risk, in which clients have noted: “Susy is a great individual who is a delight to work with and hugely diligent and thorough in her work. A pleasure to work with” and “we highly appreciated Susy's expertise.” She is also listed as a Global Market Leader for Business & Human Rights Law by Chambers Global 2024, where clients say that: “Susy Bullock is excellent. Always timely in responding, really clear in managing expectations and risks and really consultative with us.” Susy is also recognised by The Legal 500 UK 2025 for Commercial Litigation, Banking Litigation: Investment and Retail, Competition Litigation and ESG. In previous editions, she is noted for her ‘excellent knowledge of the banking industry’.

Capabilities

• Transnational Litigation
• Class Actions
• Environmental Litigation and Mass Tort
• Environmental, Social, and Governance (ESG)
• Litigation
• Securities Litigation
• Securities Regulation and Corporate Governance
• White Collar Defense and Investigations

Credentials

Education:

• Queens' College - University of Cambridge - 2007 Master of Arts
• Nottingham Trent University - 2005 Legal Practice Course
• Queens' College - University of Cambridge - 2004 Bachelor of Arts

Admissions:

• England & Wales - Solicitor