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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 & insights

Person wearing gloves experimenting using petri dish and red liquid

Blog Post: 15 SEPTEMBER 2021

Fibrogen v Akebia: Court of Appeal judgment on sufficiency of functional claims

The Court of Appeal (Birss LJ, Floyd LJ and Phillips LJ) handed down its judgment in Fibrogen v Akebia on 24 August 2021, overturning Arnold LJ (another Court of Appeal judge) on his judgment on…

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Lorries and trailers at a production facility

News: 14 SEPTEMBER 2021

A&O advising Eurowag on its IPO on the London Stock Exchange

Allen & Overy is advising W.A.G payment solutions plc (Eurowag) on its initial public offering (IPO) on the London Stock Exchange. 

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Storm

Blog Post: 14 SEPTEMBER 2021

Arrest of helicopter for unpaid tax did not frustrate contract

If a contract allocates the risk of a given event, it is unlikely that event will give rise to a defence of frustration.

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Glass panels on building

Publications: 13 SEPTEMBER 2021

Pensions: what's new this week 13 September 2021

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

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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.