Allen & Overy is a global law firm that helps the world’s leading businesses to grow, innovate and thrive. For almost a century, we have built a reputation for our commitment to think ahead and bring original solutions to our clients’ most complex legal and commercial challenges.
At a time of significant turbulence in the business world, we are determined to help our clients embrace change, confidently expand into new markets and keep on top of ever-more complicated regulatory frameworks.
To do this, we will harness our global strength and local knowledge. We will drive towards our vision to become the world's most innovative law firm. And we will continue to create an environment where the brightest minds can flourish.
Discover how we are positioning ourselves – and our clients – for the future.
Explore our firm
7thlargest integrated law firm, globally
relationship law firms in more than 100 countries
firm with a single profit pool
The A&O difference
Global reach, local depth
We are one of the largest and most connected law firms in the world. Every day we combine our collective global resources to help our clients gain competitive advantage in the local markets they operate in.
Lasting relationships, market leadership
We combine leading legal insights with deep business know-how to build long-term relationships with our clients. Many of the world’s leading businesses rely on us to solve their most complex legal challenges.
Our clients expect the highest standards of service, and we have similarly high expectations of our people. We have created an environment where the brightest and most talented legal minds can flourish.
We nurture relationships built on mutual trust, respect and inclusivity
We work together to turn opportunity into advantage
We stay ahead by combining expert insight and imagination
We thrive when we are open with each other, with our clients and to new ideas
A long-term strategy, staying close to clients and remaining agile has helped us to steer a steady course through a time of great uncertainty. Discover our financial and business results, and how we are challenging ourselves to stay ahead. Read our annual reviews here.
Our locations and global coverage
Click on the regions in the map below to find out more about the jurisdictions we cover across the world.
In addition to countries where we have offices, we also have a number of International Desks advising clients on large scale international transactions in Europe.
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Our alumni network
Discover how our Alumni Network ensures we remain connected to the people who have helped make our firm what it is today.