
Life Sciences: Transactional
UK Guide 2026 : UK-wide
Rankings

Ranked Individuals
Ranked Individuals
Chambers Review
Provided by Chambers
Work Highlights
Provided by Chambers
Covington & Burling successfully represented Merck Sharp & Dohme in a NICE appeal concerning its COVID-19 therapeutic, molnupiravir, for endemic-phase treatment.
Strengths
Provided by Chambers
Covington & Burling are known for their strong regulatory practice. We regularly see them in large-scale M&A and licensing work, particularly on the private investment side.
Life Sciences: Transactional respondentUKWe appreciate their reactivity, very good industry knowledge and pragmatic advice.
Life Sciences: Transactional respondentUK
Notable Practitioners
Provided by Chambers
Band 1 
Band 1 
Grant Castle
Grant Castle is one of the leading life sciences regulatory practitioners on this side of the Atlantic. He offers in-depth advice on marketing, authorisation and agency disputes as well as compliance and due diligence associated with licensing and corporate transactions. Grant Castle is really, really strong. He knows what he is talking about.
Life Sciences: Transactional respondentUK
Band 1 
Band 1 
Paul Claydon
Paul Claydon is a go-to in the sector for corporate, venture capital and private equity transactions. He regularly advises domestic and international biotechs and investors. Band 2 
Band 2 
Brian Kelly
Brian Kelly helps companies in the sector navigate the ever-changing regulatory landscape governing life sciences products, and has recently advised clients on matters such as EMA data-sharing requests, judicial reviews and agency proceedings.
Band 2 
Band 2 
Daniel Pavin
Daniel Pavin provides support to emerging digital health technology innovators and life sciences giants on IP-driven commercial and corporate transactions of all kinds. Daniel knows the sector and market trends really well and fights his client's corner in a collaborative way, helping to get the deal done.
Life Sciences: Transactional respondentUKDaniel is a terrific operator.
Life Sciences: Transactional respondentUK
Band 2 
Band 2 
James M Halstead
James Halstead is well regarded in the sector for his handling of potentially market-changing corporate, capital market and venture capital deals. He has a diverse client base ranging from medical charities through to large pharmaceutical companies.
Band 2 
Band 2 
Sarah Cowlishaw
Sarah Cowlishaw has an impressive profile in the sector for her advisory work pertaining to clinical trials, digital health and all manner of regulatory regimes, as well as the negotiation of transactions.
Sarah knows the device space really well and has an easy client manner.
Life Sciences: Transactional respondentUKSarah Cowlishaw is confident and capable; she knows her stuff.
Life Sciences: Transactional respondentUKSarah Cowlishaw knows medical devices really well and has an easy client manner.
Life Sciences: Transactional respondentUK
Up and Coming 
Up and Coming 
Winsome Cheung
Winsome Cheung acts for a wide range of life sciences clients from emerging companies in the tech space to multinational pharma giants. She is particularly well versed in licensing and collaboration arrangements concerning the strategic use and development of IP assets.
Winsome is fantastic.
Life Sciences: Transactional respondentUK
Ranked Individuals at Covington & Burling LLP (7)
Covington & Burling LLP has rankings in the following guides
Band 1 Band 1 Band 1 Global 2026
Practice area: Life Sciences
Location: Global: Multi-Jurisdictional
View department profile for Global 2026Band 1 Band 2
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