Aidan Robertson KC

Fiona Adams is the Managing Shareholder of the London office and the Co-Chair of the Global Corporate Practice. She primarily represents corporate clients, focusing her practice on mergers and acquisitions, and other transactional matters. Her work spans a range of industries, including pharmaceuticals, financial institutions, media and retail. Fiona has broad experience working on large, complex cross-border transactions. Fiona continues to be highly recommended by both of the leading indepe...

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...

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...

Christopher Hilditch is a top attorney recognized by Best Lawyers in the practice area(s) of Investment Funds. Christopher, who practices law in London, United Kingdom, has been recognized since 2019. 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.

Neil Robson decodes complex UK and EU regulations to provide practical regulatory and compliance advice to financial services firms. He represents a range of financial market participants — hedge and private equity fund managers, investment advisors, broker-dealers and proprietary traders — that are based or doing business in the UK or the EU. Neil's extensive working knowledge of this complicated sector allows his clients to both meet their business objectives and satisfy regulat...

Brenda Coleman specialises in all aspects of corporate tax including private equity, fund formation, public and private M&A, restructurings, complex financings and tax disputes. Her experience includes acting for private equity funds, multi-asset managers, LPs, multinational companies, banks, hedge funds, Sovereign wealth funds and various UK Government departments. Brenda is described in Chambers UK 2022 as “extremely capable, very analytical and very thorough.” Clients say &...

Andrew Harrow is a top attorney recognized by Best Lawyers in the practice area(s) of Life Sciences Law. Andrew, 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 Andrew is held by other top lawyers in the same geographic and legal practice area.

Raminta Dereskeviciute focuses her practice on product compliance, trade regulation (sanctions and export controls) and ESG. She has significant experience in advising on EU and UK chemical legislation (REACH), product safety and liability rules and frequently represents clients before the European Chemicals Agency Board of Appeal. Raminta also advises businesses on the implications Brexit has in relation to a range of regulatory compliance issues. Raminta counsels clients on the EU and the U...

Partha S. Pal is a top attorney recognized by Best Lawyers in the practice area(s) of Real Estate Finance. Partha S., 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 Partha S. is held by other top lawyers in the same geographic and legal practice area.

Patrick Doris is a partner in Gibson Dunn’s Dispute Resolution Group in London, where he specialises in global white-collar investigations, commercial litigation and complex compliance advisory matters. Mr. Doris’ practice covers a wide range of disputes, including white-collar crime, internal and regulatory investigations, transnational litigation, class actions, contentious antitrust matters and administrative law challenges against governmental decision-making. Mr. Doris handle...