Jon Wallsgrove

Ceyda Knoebel is an English-Turkish dual-qualified solicitor and Of Counsel in the London office of Gibson, Dunn & Crutcher. She is a member of the firm’s Dispute Resolution and International Arbitration Groups. Ms. Knoebel advises on a wide range of disputes involving public international law and general commercial matters in common and civil law jurisdictions. She has experience in both commercial and investment treaty arbitration proceedings under the UNCITRAL, ICSID, ICC, VIAC a...

Mark Beardsworth is a partner in Cadwalader’s White Collar Defense and Investigations Group, resident in the London office. Mark focuses his practice in the defense of serious fraud and criminal matters and has been involved in prosecutions brought by the Serious Fraud Office, the Financial Services Authority, HM Revenue and Customs, the Financial Reporting Council and the Environment Agency. These cases are often complex, high profile and international in nature. Mark has a special int...

Penny Madden is an English qualified Queen’s Counsel and serves as Co-Partner-in-Charge of the London office at Gibson, Dunn & Crutcher. She is Co-Chair of the International Arbitration Practice Group and a member of the firm’s Transnational Litigation Practice Group. She has a wide range of experience in all key aspects of international arbitration with particular expertise in shareholder, telecommunications, SPA, energy, international trade and insurance disputes. She repres...

Stephen Pollard is a seasoned litigator with more than 30 years of experience in the full spectrum of business crime and securities enforcement work. During his career, Mr. Pollard has been involved in most of the significant business crime investigations and prosecutions brought by the UK authorities. Mr. Pollard has particular experience in representing senior individuals from public and private companies, including those from the financial services sector. In addition, Mr. Pollard is regul...

Mark Fine focuses his practice on complex debt financing transactions for private equity houses, borrowers and lenders including direct lending, leveraged buyouts, domestic and cross-border syndicated lending, junior debt issuances, high yield offerings, special situations, distressed debt trading, portfolio acquisitions and restructurings. Mark has previously held the position of European General Counsel at Bain Capital Credit in London.

Claibourne S. Harrison is a top attorney recognized by Best Lawyers in the practice area(s) of Real Estate Law. Claibourne S., who practices law in London, United Kingdom, has been recognized since 2024. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Claibourne S. is held by other top lawyers in the same geographic and legal practice area.

Ali Nikpay is a top attorney recognized by Best Lawyers in the practice area(s) of Competition Law. Ali, who practices law in London, United Kingdom, has been recognized since 2025. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Ali is held by other top lawyers in the same geographic and legal practice area.

Joel D. Harrison is a top attorney recognized by Best Lawyers in the practice area(s) of Information Technology Law and Outsourcing. Joel D., who practices law in London, United Kingdom, has been recognized since 2022. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Joel D. is held by other top lawyers in the same geographic and legal practice area.

For more information, please visit www.gibsondunn.com/lawyer/nikpay-ali/ .

Rohan Massey is a top attorney recognized by Best Lawyers in the practice area(s) of Privacy and Data Protection Law. Rohan, who practices law in London, United Kingdom, has been recognized since 2024. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Rohan is held by other top lawyers in the same geographic and legal practice area.