TOP 10

[ UK ]

92

Founded in 1845 by William Deloitte , the firm transformed from an initial accounting office in London to the well-renowned name it is today . The final member of the Big Four , Deloitte provides four core services - audit and enterprise risk services , consulting , tax , and financial advisory . The company has particularly high revenue streams in the US , having made $ 6.4bn more in revenue in the region than the second largest of the Big Four , PwC , and twice as much as KPMG during 2019 . Deloitte operates in more than 150 countries and employs 312,000 people worldwide .

LONDON

NUMBER OF EMPLOYEES

MARCH 2020