"Big Four" accounting/audit firms

Statistics report on the "Big Four" accounting/audit firms worldwide

"Big Four" accounting/audit firms

The report presents a range of statistics and facts on the "Big Four" accounting audit firms worldwide. It includes chapters for each company and a chapter comparing the accounting firms (KPMG, PwC, Deloitte and Ernst & Young) with each other, as well as aggregated financial and employee figures.

Table of contents

Overview & Big Four comparison

6
  • Basic Statistic Combined revenue of the Big Four accounting/audit firms worldwide 2009-2024
  • Basic Statistic Revenue of the Big Four accounting/audit firms worldwide in 2024
  • Basic Statistic Revenue of the Big Four accounting/audit firms worldwide by function 2024
  • Basic Statistic Revenue of the Big Four accounting/audit firms worldwide by region 2024
  • Basic Statistic Number of employees of the Big Four accounting/audit firms worldwide 2024
  • Basic Statistic Gross revenue of the Big Four accounting/audit firms in the U.S. 2023

Deloitte

6
  • Premium Statistic Revenue of Deloitte worldwide 2006-2024
  • Premium Statistic Revenue of Deloitte worldwide by service line 2006-2024
  • Premium Statistic Revenue of Deloitte worldwide by region 2006-2024
  • Basic Statistic Number of Deloitte employees worldwide 2006-2024
  • Basic Statistic Number of Deloitte employees worldwide by region 2010-2024
  • Basic Statistic Number of Deloitte employees worldwide by level 2010-2024

PricewaterhouseCoopers

4
  • Basic Statistic Aggregated gross revenue of PwC 2006-2024
  • Basic Statistic Aggregated revenue of PwC by service line 2010-2024
  • Premium Statistic Aggregated revenue of PwC by region 2013-2024
  • Basic Statistic Number of PwC employees worldwide 2010-2024

Ernst & Young

5
  • Basic Statistic Combined revenue of EY worldwide 2009-2024
  • Premium Statistic Combined revenue of EY worldwide by service line 2009-2024
  • Basic Statistic Combined revenue of EY worldwide by region 2009-2024
  • Basic Statistic Number of employees of EY worldwide by service line 2009-2024
  • Basic Statistic Number of employees of EY worldwide by region 2009-2024

KPMG

5
  • Premium Statistic Revenue of KPMG worldwide 2007-2024
  • Basic Statistic Revenue of KPMG worldwide by function 2010-2024
  • Basic Statistic Revenue of KPMG worldwide by region 2010-2024
  • Basic Statistic Number of employees of KPMG worldwide by position 2010-2024
  • Premium Statistic Number of employees of KPMG worldwide by region 2010-2024
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