Duncan Speller

Elisabeth I. Baltay is a top attorney recognized by Best Lawyers in the practice area(s) of Insolvency and Restructuring Law. Elisabeth I., 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 Elisabeth I. is held by other top lawyers in the same geographic and legal practice area.

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...

Geoffrey L. Wynne is head of the Trade and Commodities Finance Group and has extensive experience in banking and finance, specifically corporate and international finance, bank mergers, acquisitions, conversions and restructurings, trade and structured trade and commodity finance, structured finance, asset and project finance, syndicated lending, equipment leasing, workouts and financing restructuring, leveraged and management buy-outs and general commercial matters. Geoff is one of the leadi...

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...

Justin Watts is an experienced patent litigator who has an established and well-regarded intellectual property practice. Clients rely on his industry knowledge and years of experience to handle their complex, multinational disputes. Dr. Watts represents a variety of clients, with an emphasis on those in the pharmaceutical, medical devices, biotechnology, communications, and hardware and software industries, in disputes involving standards, competition law and patents. Dr. Watts' experience en...

Pawel Szaja is a top attorney recognized by Best Lawyers in the practice area(s) of Capital Markets Law. Pawel, 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 Pawel is held by other top lawyers in the same geographic and legal practice area.

Mr. Corte has acted on a number of complex and/or contested takeover assignments and trans-Atlantic transactions, including:Adevinta ASA in its announced US$9.2 billion acquisition of eBay Classifieds Group from eBay Inc.;Intel Corporation’s US$15.3 billion acquisition of Mobileye N.V.;Konecranes’ proposed all-stock merger with Terex Corporation (NYSE) and its subsequent acquisition of a division of Terex;VimpelCom’s (now VEON) US$30 billion exchange offer for OJSC VimpelCom...

James Cox is a partner in the London office of Gibson, Dunn & Crutcher and a member of the firm’s Labour and Employment Practice Group. Mr. Cox has extensive experience in contentious and non-contentious labor and employment matters, with an emphasis on cross-border employment issues, collective labor and industrial disputes, redundancies and workforce restructurings, ARD/TUPE, the employment aspects of public and private mergers and acquisitions and outsourcing arrangements, corpor...

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

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.