"Big Four" accounting/audit firms
Statistics report on the "Big Four" accounting/audit firms worldwide
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.
Report Details
"Big Four" accounting/audit firms
Pages
34 Pages
Format
PPTX
,
PDF
Language
English
Released
2026
Access
Download from this page
Comprehensive data insights
Includes all relevant statistics
Compiled by our industry experts
Table of contents
Overview & Big Four comparison
6
Premium
Statistic
Combined revenue of the Big Four accounting/audit firms worldwide 2009-2025
Premium
Statistic
Revenue of the Big Four accounting/audit firms worldwide in 2025
Premium
Statistic
Revenue of the Big Four accounting/audit firms worldwide by function 2025
Basic
Statistic
Revenue of the Big Four accounting/audit firms worldwide by region 2025
Basic
Statistic
Number of employees of the Big Four accounting/audit firms worldwide 2025
Basic
Statistic
Revenue of the Big Four accounting/audit firms U.S. 2024
Deloitte
6
Premium
Statistic
Revenue of Deloitte worldwide 2006-2025
Premium
Statistic
Revenue of Deloitte worldwide by service line 2006-2025
Premium
Statistic
Revenue of Deloitte worldwide by region 2006-2025
Basic
Statistic
Number of Deloitte employees worldwide 2006-2025
Basic
Statistic
Number of Deloitte employees worldwide by region 2010-2025
Basic
Statistic
Number of Deloitte employees worldwide by level 2010-2025
PricewaterhouseCoopers
4
Basic
Statistic
Aggregated gross revenue of PwC 2006-2025
Basic
Statistic
Aggregated revenue of PwC by service line 2010-2025
Premium
Statistic
Aggregated revenue of PwC by region 2013-2025
Basic
Statistic
Number of PwC employees worldwide 2010-2025
Ernst & Young
5
Basic
Statistic
Combined revenue of EY worldwide 2009-2025
Premium
Statistic
Combined revenue of EY worldwide by service line 2009-2025
Basic
Statistic
Combined revenue of EY worldwide by region 2009-2025
Basic
Statistic
Number of employees of EY worldwide by service line 2009-2025
Basic
Statistic
Number of employees of EY worldwide by region 2009-2025
KPMG
5
Premium
Statistic
Revenue of KPMG worldwide 2007-2025
Basic
Statistic
Revenue of KPMG worldwide by function 2010-2025
Basic
Statistic
Revenue of KPMG worldwide by region 2010-2025
Basic
Statistic
Number of employees of KPMG worldwide by position 2010-2025
Premium
Statistic
Number of employees of KPMG worldwide by region 2010-2025
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