David McDonnell

Gillian Sproul is a top attorney recognized by Best Lawyers in the practice area(s) of Competition Law. Gillian, 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 Gillian is held by other top lawyers in the same geographic and legal practice area.

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...

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

Mark's practice covers cross border inward investment, syndicated lending, structured export credit finance, structured trade and commodity finance, debt restructurings and asset finance. Mark is recognized in The Legal 500 UK as "excelling" in structured export credit transactions and is praised for his "commercial and user-friendly approach."Mark advises on ESG financings including hospitals, clean energy and transportation.Mark also advises on financial crime, modern slavery, bribery and c...

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...

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...

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.

Graham Iversen focuses his practice on corporate tax matters, including mergers and acquisitions, private equity transactions, joint ventures, partnerships, corporate restructurings, debt and equity finance, derivatives, structured investments, real estate and tax disputes. Graham joined the firm from Slaughter and May in London, where he was a partner in the firm’s London office in their tax department for more than 14 years. He has been a corporate tax attorney for more than 22 years,...

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 ...

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...