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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


Publications: 11 August 2022

Podcast: Practical implications of the UK’s data reform plans

Listen to Steve Wood, our special advisor on data protection, and Emma Keeling, Senior PSL, discuss the broader implications of the UK’s Data Protection and Digital Information Bill. 

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Two roads in the countryside

Publications: 11 August 2022

Dual-track transactions: maximising the options

Traditionally, a dual-track transaction means a process in which the owners and management of a business run in parallel both an initial public offering (IPO) and a private merger and acquisition…

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Glass panels on building

Publications: 08 August 2022

Pensions: what’s new this week - 8 August 2022

Welcome to your weekly update from the Allen & Overy Pensions team, covering all the latest legal and regulatory developments in the world of workplace pensions. This week we cover topics including:…

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Shopping bags

News: 05 August 2022

A&O advises banks in connection with PrestigeBidCo GmbH refinancing

A cross-border team from Allen & Overy has advised a number of banks in relation to the issuance of EUR315 million Senior Secured Floating Rate Notes due 2027 by PrestigeBidCo GmbH (the Issuer), the…

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A&O London office Covid-19 risk assessment

Allen & Overy graphic

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 24th 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.