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United Kingdom

Our lawyers in London advise the world's leading businesses, financial institutions, governments and private individuals.

We regularly work on complex cross-border transactions, ground breaking new legal solutions and products, and help Allen & Overy's clients resolve their most difficult disputes.

The majority of our 2000 people in the UK are based at One Bishops Square in London. Allen & Overy's Belfast office, comprising our Legal Services Centre and Support Services Centre, opened in July 2011 and is home to around 400 of our people.

Our offices


News and insights

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Blog Post: 21 March 2023

Emerging trends in EU and UK data protection case law

We’re now approaching the five-year anniversary of GDPR and recent regulatory actions and case law reveal some emerging patterns in enforcement.

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Publications: 21 March 2023

Podcast: Selecting your Fund Domicile - Ireland

The next episode of Selecting your Fund Domicile covers topical fund trends in Ireland. A&O Middle East Funds & Asset Management Partner Kamar Jaffer moderates a discussion about key legal, regulatory…

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Publications: 21 March 2023

Common themes arising from sensitive investigations

Following on from our popular workplace investigations webinar we summarise the questions we received.

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Blog Post: 21 March 2023

Ten FCA and PRA enforcement predictions for 2023 – Part 1

This pair of posts focuses on ten less-obvious enforcement predictions that we think will shape the UK financial services investigations and enforcement landscape during 2023 and beyond. 

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A&O London office Covid-19 risk assessment

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Following consultation with staff representatives in our London office, and paying close attention to the government guidance first published on 11 May 2020 ‘Working safely during Covid-19 in offices and contact centres’, we have undertaken a comprehensive risk assessment and taken appropriate actions to minimise identified risks. As government guidance develops and the pandemic evolves, we will continue to review and update this risk assessment as necessary.

Our U.K Seminar programme

Now in its 27th year, this programme brings you the latest expert views and information on the big issues facing businesses today. These seminars give you direct access to our partners' knowledge and expertise and the guidance you need to tackle today's rapidly-evolving markets.