Peter Guest

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...

Mitasha Chandok is an experienced corporate associate in the London office of Gibson, Dunn & Crutcher. She is a member of the firm’s Oil and Gas, Energy and Infrastructure, Power and Renewables, Mergers and Acquisitions, and Private Equity practice groups and the Environmental, Social and Governance (ESG) practice. Mitasha’s experience includes mergers and acquisitions, joint ventures, project development and financing, and corporate advisory work. She routinely advises client...

Sharon Lamb focuses her practice on transactional and regulatory advice in the health and life sciences sector. Sharon advises on global transactional mandates, including mergers and acquisitions and joint ventures in health services, pharma and life sciences, digital health and health data technologies. Sharon also provides strategic, regulatory and commercial support to UK and international clients on UK health and life sciences with a focus on health services, pharmaceuticals, medical devi...

Naomi Feinstein has more than 30 years of experience dealing with all aspects of employment law, both contentious and noncontentious, including transactional work. She has particular experience advising on employment issues arising from mergers and acquisitions (including coordinating employment advice on cross-border sales and acquisitions) and on the employment aspects of business restructurings and reorganisations. Naomi provides day-to-day employment advice to clients across a wide-range ...

Steven Finizio's practice focuses on international dispute resolution. Mr. Finizio also serves as an arbitrator. He has particular experience with energy, financial services, shareholder, joint venture and M&A, and manufacturing issues. He has advised clients regarding disputes under the rules of most of the well-recognized international arbitration institutions and governed by the laws of jurisdictions in Europe, Asia, Africa and the US, as well as under bilateral and regional investment...

Vladimir Maly is a top attorney recognized by Best Lawyers in the practice area(s) of Derivatives. Vladimir, 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 Vladimir is held by other top lawyers in the same geographic and legal practice area.

Charlie Caher is a top attorney recognized by Best Lawyers in the practice area(s) of International Arbitration. Charlie, 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 Charlie is held by other top lawyers in the same geographic and legal practice area.

??Philip Rocher is the senior partner in the Dispute Resolution Group in Gibson, Dunn & Crutcher’s London office. He specialises in litigation, often with an international element, and regulatory and internal investigations. He has extensive experience in the financial services sectors. Mr. Rocher regularly advises on high value disputes arising from the full range of commercial activities and has taken many large and complex matters through to a concluded trial. In recent years he ...

Arvin Abraham is a top attorney recognized by Best Lawyers in the practice area(s) of FinTech. Arvin, 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 Arvin is held by other top lawyers in the same geographic and legal practice area.

Al Gourley is a Partner at the firm’s London office. He is a globally-recognised resource lawyer, having led many UK and Canadian initial public offerings, secondary and alternative finance transactions, as well as mergers and acquisitions, in the resource sector, particularly cross-border transactions involving Europe, Africa, Australia and Canada. Al is also the Chairman of the World Initiative of Mining Lawyers based in Europe. Al is known for his knowledge of “pure” mini...