Roger Matthews

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...

Pillsbury Corporate partner Osama Abu-Dehays is known throughout the Middle East and North Africa for his commercial, technology, media and telecommunications law experience. Based in London, Osama represents broadcasters, football leagues and telecom/technology providers. He crafts licensing deals, litigates intellectual property disputes, and advises on regulatory and corporate matters. Osama has drafted media and sports regulations, and has advised on numerous high-profile, politically sen...

David Birchall advises clients on the full range of energy transactions in the mid- and downstream fields, including types of commodity trading matters, conventional, renewables and clean-tech projects, energy and infrastructure projects, regulation and waste, including waste-to-energy schemes. Having practised as an energy corporate, regulatory and projects lawyer since 1993, he also worked from the start of the renewables and physical commodities trading legal market, in the UK, throughout ...

Trevor has over 30 years of experience in providing corporate and international tax advice. His practice focuses on advising client on the tax planning aspects of international transactions and strategic tax planning for global clients. He has particular experience in advising clients in the technology sector and IP-rich companies.Trevor has also advised clients on the design and implementation of global private equity and investment funds, including advising executive teams on the structurin...

Hamid Yunis advises clients on complex areas of transactional law (M&A, Investments, Private Equity, Major Projects and Corporate Finance) predominantly within the health industry and on infrastructure transactions. He has substantial global experience in innovative structures for complex joint ventures, public-private partnerships and funding arrangements. Hamid’s global client base includes health care providers, medical products manufacturers and organizations establishing &ldquo...

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

Sandro de Bernardini is a top attorney recognized by Best Lawyers in the practice area(s) of Mergers and Acquisitions Law. Sandro, 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 Sandro is held by other top lawyers in the same geographic and legal practice area.

Deborah Ruff leads Pillsbury’s Arbitration - U.S. & International practice. She has extensive experience in multi-jurisdiction disputes, with a focus on high-value and complex international arbitration in the energy, infrastructure and construction, telecommunications and financial sectors. Deborah conducts international arbitration disputes often over JOAs, the construction of and off-take from refineries and petrochemical plants, as well as rig, energy trading and transport, and c...

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...

Hilton Mervis is a top attorney recognized by Best Lawyers in the practice area(s) of Litigation. Hilton, who practices law in London, United Kingdom, has been recognized since 2009. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Hilton is held by other top lawyers in the same geographic and legal practice area.