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William Samengo-Turner



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William Samengo-Turner



As A&O's co-head of technology for EMEA, Will’s practice focuses on a wide range of corporate and commercial matters within the tech sector and its related industries both in EMEA and the United States. From emerging enterprises and startups to large public corporations, he advises some of the world’s leaders in technology on a range of issues including M&A, JVs, private fundraising, and digital transformation.

A member of A&O’s London corporate team, Will has spent considerable time living and working in Silicon Valley and he continues to split his time between London and the Bay Area. His experience on the West Coast includes a wide variety of M&A and financing transactions for corporations of varying sizes and stages of development - ranging from seed round investments in start-ups to major acquisitions and disposals by listed multi-national companies and he is particularly adept at navigating the challenges of trans-Atlantic deal making. 

Will is also a leader of the firm’s digitalisation practice, advising clients at all stages of development and across a broad range of sectors on the challenges and opportunities brought about by digital disruption and innovation in their markets.

"Working with Will Samengo-Turner feels like working with a colleague rather than an external adviser; he is very much an extension of the in-house team and is as aligned with our goals as we are" Legal 500 UK 2021 (Fintech)

“A great support and ally for the in-house function, not just a trusted adviser.” Legal 500 UK 2021 (Fintech)

"Remains extremely calm under pressure and has often made himself available on short notice where required" Legal 500 UK 2021 (TMT)

Related articles

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Publications: 07 July 2022

The growth of growth capital: how will the market develop?

There has been an explosion of interest in the growth capital market in recent years, with numerous new investors raising billions of dollars for investment in earlier stage companies positioned for…

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News: 20 June 2022

Allen & Overy advises Cegid on the acquisition of StorIQ

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News: 22 April 2022

A&O advises Robinhood on pending acquisition of Ziglu

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News: 12 January 2022

A&O advises on’s USD1 billion fundraising amid its major US push

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Experience highlights



One Bishops Square
E1 6AD

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Admitted as solicitor, England and Wales, 2009


MA (Oxon), Modern History, University of Oxford, 2005

Graduate Diploma in Law, Oxford Brookes University, 2006

Legal Practice Course, College of Law Moorgate, 2007

Pro bono 

  • Governor of Sacred Heart School, Camberwell, London