PwC firms provided services to 422 companies in the Fortune Global 500 and 439 in the FT Global 500.
Audit clients include both sole and joint audits. Non-audit clients are those companies where PwC did not provide statutory audit services and where revenues exceeded US$ 500,000 in FY12.
These figures relate to the financial year ending 30 June 2012. Data for the financial year ending 30 June 2013 will be available in October 2013.