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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

Belfast
London

News and insights

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Publications: 07 June 2023

Renters (Reform) Bill

Following the Bill’s introduction to Parliament, there has been a focus on the abolition of Section 21 “no fault” evictions, but there are also other key changes to consider.

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Ransomware

Publications: 07 June 2023

The ransomware hostage’s dilemma - should you pay the price?

Paying a cyber ransom will, allegedly, secure your data and give you back control of your systems. But there are legal, operational and ethical risks to consider. 

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High rise building

Blog Post: 06 June 2023

What financial services firms should know about the new UK 'failure to prevent fraud' corporate criminal offence

Financial services firms are already subject to significant obligations to prevent financial crime. The proposed introduction of the new failure to prevent fraud offence will no doubt prompt the…

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Publications: 05 June 2023

Pensions: what's new this week - 5 June 2023

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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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.