About us

Who we are

Leading the way in professional services

Deloitte UK is a leading professional services firm – one of the largest in the UK and part of a global network spanning 150 countries and territories.

We’re made up of 20,000 professionals, with a wide range of specialist skills, who our clients rely on to help them with programmes and projects that are critical to their success.

Whether it’s digital transformation expertise, sustainability know how, cyber skills or financial advice, we help clients in the public, private and third sectors meet challenges big and small.

We might be best known for the audit services our firm was founded on 175 years ago, but alongside these we offer so much more