Keith Patterson

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 ...

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.

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.

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...

Wim De Vlieger is a partner in the London office of Gibson, Dunn & Crutcher. Mr. De Vlieger is Co-Head of Private Equity in Europe and a member of the Mergers and Acquisitions and Capital Markets practice groups. Mr. De Vlieger advises private equity investors and their portfolio companies on a wide range of corporate transactions, including growth equity and control investments and co-investments, structured transactions, buy-out transactions, mergers and acquisitions, and exits. He also...

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.

Clients value the support, guidance, and leadership that Phillip Taylor brings to a situation and his technical and commercial approach to delivering innovative solutions to the most complex issues involving international restructuring, special situations, and insolvency. He represents companies, creditors, and investors in all parts of the capital structure, as well as corporate trustees, agents, directors, and insolvency practitioners. Phillip routinely handles both contentious and non-cont...

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...

Michelle M. Kirschner is a top attorney recognized by Best Lawyers in the practice area(s) of Financial Services. Michelle M., 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 Michelle M. is held by other top lawyers in the same geographic and legal practice area.

Marian heads the UK insurance and disputes practices working closely with the firm’s established trade and export finance team, and U.S.-based disputes team, offering advice on insurance, risk management and commercial dispute resolution.With over 20 years' experience, Marian advises banks, insurance brokers, investment funds, government agencies and corporates on commercial insurance arrangements which support structured trade, commodity and pre-export financing as well as corporate fi...