Yasmin Ameer

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...

Aymen Mahmoud is the co-head of the London Finance, Restructuring and Special Situations Group. He focuses his practice on complex debt financing transactions for private equity funds and their portfolio companies, hedge funds, corporate borrowers and issuers and other financial institutions including banks, direct lenders, family offices and other alternative sophisticated capital. His experience includes acting in respect of direct lending, leveraged buyouts, domestic and cross-border syndi...

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...

Joel D. Harrison is a lawyer recognized by Best Lawyers in the practice areas of Information Technology Law and Outsourcing. Joel D. practices law in London, United Kingdom Best Lawyers has recognized Joel D. Harrison since 2022. The Best Lawyers recognition is based on a peer-review survey of lawyers in the same geographic region and legal practice area. The recognition reflects the professional regard in which Joel D. Harrison is held by other lawyers.

Nick Warr is a lawyer recognized by Best Lawyers in the practice area of Trusts and Personal Tax Law. Nick practices law in London, United Kingdom Best Lawyers has recognized Nick Warr since 2009. The Best Lawyers recognition is based on a peer-review survey of lawyers in the same geographic region and legal practice area. The recognition reflects the professional regard in which Nick Warr is held by other lawyers.

James Ross advises clients on a broad range of international and domestic corporate/commercial tax issues, including corporate restructuring, transfer pricing and thin capitalisation, double tax treaty issues, corporate and structured finance projects, mergers and acquisitions, and management buyouts. He counsels US groups in the structuring of UK and European inbound investments, including in relation to redomiciliations and providing advice on technical issues in the context of revenue inve...

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...

Ingrid Gubbay is a lawyer recognized by Best Lawyers in the practice area of Environmental Law. Ingrid practices law in London, United Kingdom Best Lawyers has recognized Ingrid Gubbay since 2024. The Best Lawyers recognition is based on a peer-review survey of lawyers in the same geographic region and legal practice area. The recognition reflects the professional regard in which Ingrid Gubbay is held by other lawyers.

Robert Spano is a lawyer recognized by Best Lawyers in the practice areas of Human Rights Law and Public International Law. Robert practices law in London, United Kingdom Best Lawyers has recognized Robert Spano since 2025. The Best Lawyers recognition is based on a peer-review survey of lawyers in the same geographic region and legal practice area. The recognition reflects the professional regard in which Robert Spano is held by other lawyers.

Carolyn Jackson helps clients solve complex cross-border issues involving the regulation of financial institutions and financial products, including derivatives. Carolyn's depth of knowledge and practical approach are shaped by her first-hand experience: she managed the New York trading desk of several investment banks and was formerly the executive director of the International Swaps and Derivatives Association, Inc. Trading firms, banks, asset managers, clearing houses and trading venues re...