Stephen Mason

John Houghton, Chair of the London Restructuring & Bankruptcy Practice, advises creditors, sponsors, insolvent companies, directors and insolvency practitioners on virtually all areas of international restructurings, insolvency, and corporate rescues. He has a substantial experience of restructuring via schemes of arrangement and the new restructuring process. According to the Chambers UK 2020 Guide, John “is highly competent and skilled, and is able to guide a management team and d...

Zaneta Wykowska is a top attorney recognized by Best Lawyers in the practice area(s) of Securitisation Law. Zaneta, 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 Zaneta is held by other top lawyers in the same geographic and legal practice area.

Lesley Hannah is a top attorney recognized by Best Lawyers in the practice area(s) of Competition Law. Lesley, 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 Lesley is held by other top lawyers in the same geographic and legal practice area.

Rob Day is a partner in Proskauer’s Corporate Department and a member of our Private Equity Transactions, Mergers & Acquisitions and Sports Groups. Rob’s practice focuses on public and private M&A, leveraged buyouts and joint ventures, private equity and portfolio company transactions. His clients include global corporations, asset managers and private equity houses, advising on their strategically important transactions across financial services, consumer, sports, media 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...

Mark's practice covers cross border inward investment, syndicated lending, structured export credit finance, structured trade and commodity finance, debt restructurings and asset finance. Mark is recognized in The Legal 500 UK as "excelling" in structured export credit transactions and is praised for his "commercial and user-friendly approach."Mark advises on ESG financings including hospitals, clean energy and transportation.Mark also advises on financial crime, modern slavery, bribery and c...

Peter Castellon is a top attorney recognized by Best Lawyers in the practice area(s) of Capital Markets Law. Peter, who practices law in London, United Kingdom, has been recognized since 2023. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Peter is held by other top lawyers in the same geographic and legal practice area.

Christopher Agnoli is a top attorney recognized by Best Lawyers in the practice area(s) of Tax Law. Christopher, 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 Christopher is held by other top lawyers in the same geographic and legal practice area.

Steven Cowins is a top attorney recognized by Best Lawyers in the practice area(s) of Real Estate Law. Steven, 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 Steven is held by other top lawyers in the same geographic and legal practice area.

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...