"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.

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Table of contents

Overview & Big Four comparison

7
  • Basic Statistic Combined revenue of the Big Four accounting/audit firms worldwide 2009-2023
  • Basic Statistic Revenue of the Big Four accounting/audit firms worldwide in 2023
  • Basic Statistic Revenue of the Big Four accounting/audit firms worldwide by function 2023
  • Basic Statistic Revenue of the Big Four accounting/audit firms worldwide by region 2023
  • Basic Statistic Number of employees of the Big Four accounting/audit firms worldwide 2023
  • Basic Statistic Gross revenue of the Big Four accounting/audit firms in the U.S. 2023
  • Premium Statistic Audit revenue of the leading accounting firms worldwide 2022

Deloitte

6
  • Premium Statistic Revenue of Deloitte worldwide 2006-2023
  • Premium Statistic Revenue of Deloitte worldwide by service line 2006-2023
  • Premium Statistic Revenue of Deloitte worldwide by region 2006-2023
  • Basic Statistic Number of Deloitte employees worldwide 2006-2023
  • Basic Statistic Number of Deloitte employees worldwide by region 2010-2023
  • Basic Statistic Number of Deloitte employees worldwide by level 2010-2023

PricewaterhouseCoopers

4
  • Basic Statistic Aggregated gross revenue of PwC 2006-2023
  • Basic Statistic Aggregated revenue of PwC by service line 2010-2023
  • Premium Statistic Aggregated revenues of PwC worldwide by region 2013-2023
  • Basic Statistic Number of PwC employees worldwide 2010-2023

Ernst & Young

5
  • Basic Statistic Combined revenue of EY worldwide 2009-2023
  • Premium Statistic Combined revenue of EY worldwide by service line 2009-2023
  • Basic Statistic Combined revenue of EY worldwide by region 2009-2023
  • Basic Statistic Number of employees of EY worldwide by service line 2009-2023
  • Basic Statistic Number of employees of EY worldwide by region 2009-2023

KPMG

5
  • Premium Statistic Revenue of KPMG worldwide 2007-2023
  • Basic Statistic Revenue of KPMG worldwide by function 2010-2023
  • Basic Statistic Revenue of KPMG worldwide by region 2010-2023
  • Basic Statistic Number of employees of KPMG worldwide by position 2010-2023
  • Premium Statistic Number of employees of KPMG worldwide by region 2010-2023
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FURTHER REPORTS

Recommended and recent reports

  • Outsourcing of public services by UK government
  • KPMG
  • Deloitte
  • "Big Four" consulting firms in the UK
  • Diversity at the "Big Four" accounting/auditing firms in the United States
  • PwC (PricewaterhouseCoopers)
  • EY (Ernst & Young)
  • Deloitte Global Impact Report 2023
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  • Ernst & Young - Global Review 2017
  • 2018 KPMG International Annual Review
  • 2016 KPMG International Annual Review
  • 2018 Deloitte Global Human Capital Trends
  • Deloitte 2019 Global Contact Center Survey Results
  • Harvey Nash/KPMG CIO Survey 2020
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