Piers Barclay

Cy Benson is a U.S. and English qualified partner in the London office of Gibson, Dunn & Crutcher and serves as Co-Chair of the firm’s International Arbitration Practice Group. Mr Benson represents clients from a wide variety of sectors before commercial and investment treaty tribunals with particular experience in telecoms, oil & gas, mining and infrastructure disputes. He continues to represent a Dutch and a Luxembourg investor in two separate multi-billion dollar arbitration ...

Mark Sperotto is a partner in the London office of Gibson, Dunn and Crutcher and a member of the Corporate Transactional practice group. Mr. Sperotto has broad experience in both the UK and Italian markets, covering all aspects of corporate, private equity and investment banking with a focus on cross-border M&A, leveraged buy-outs, fund establishment and international corporate finance and equity capital markets transactions. Mr. Sperotto’s experience extends to advising private equ...

Mr. Macaulay has been recommended as a leading individual for over a decade in both Chambers UK and The Legal 500 UK. He has been described in these publications as an “unflappable” lawyer who “has extremely good judgement and is a ruthless tactician;” and is “rock solid;” “tenacious;” “a financial disputes expert;” and a “seasoned litigator.” He was included in Who’s Who Legal: Arbitration 2021’s annual Globa...

Simon Airey focuses his practice on global, cross-border and internal investigations, financial and regulatory crime, bribery and corruption, money laundering, tax and fraud inquiries, data breaches, dawn raids, asset tracing, international enforcement and corporate compliance issues. He has conducted a wide range of investigations and corporate defence assignments in different sectors, including construction, defence, financial services, gambling, oil and gas, logistics, pharmaceuticals and ...

Andrew Edge is a lawyer recognized by Best Lawyers in the practice area of Life Sciences Law. Andrew practices law in London, United Kingdom Best Lawyers has recognized Andrew Edge 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 Andrew Edge is held by other lawyers.

Eve Ellis is a partner in Ropes & Gray’s asset management group specializing in financial services regulation. Eve provides advice across a broad range of regulatory matters with a particular focus on fund regulation and has done so for over 15 years. In the latest edition of The Legal 500, clients describe Eve as “excellent,” “personable, accessible, very knowledgeable and commercially-focused.” Peers comment they are “impressed by her knowledge and co...

Mark Fennessy is the co-head of the London Finance, Restructuring and Special Situations Group. He focuses his practice on contentious and non-contentious restructuring and insolvency matters. He has particular experience in multifaceted group collapses and global insolvency issues. He has been involved in a number of high-profile assignments for banks, funds and various strategic parties. Mark leads a team with unrivalled expertise in special situations, including in relation to assets facin...

Kate Davies K.C. is a lawyer recognized by Best Lawyers in the practice area of International Arbitration. Kate practices law in London, United Kingdom Best Lawyers has recognized Kate Davies K.C. 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 Kate Davies K.C. is held by other lawyers.

Peter Castellon is a lawyer recognized by Best Lawyers in the practice area of Capital Markets Law. Peter practices law in London, United Kingdom Best Lawyers has recognized Peter Castellon since 2023. 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 Peter Castellon 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...