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Deloitte

Statistics report on Deloitte

The report presents a range of statistics and facts on the accounting/auditing firm Deloitte. The company provides four main business services - audit and enterprise risk services, consulting, tax, and financial advisory. Deloitte is a global firm operating in Europe, the Middle East, Africa, the Americas, and the Asia-Pacific region. This report includes an overview of the 'Big Four' accounting audit firms, shows data on the financials of Deloitte by both region and service line, as well as figures regarding the number of people working within the firm.

Table of contents

Big Four

5
  • Premium Statistic Revenue of the Big Four accounting/audit firms worldwide in 2025
  • 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 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

Financials

4
  • Premium Statistic Revenue of Deloitte worldwide 2006-2025
  • Premium Statistic Revenue of Deloitte worldwide by region 2006-2025
  • Premium Statistic Revenue of Deloitte worldwide by service line 2006-2025
  • Premium Statistic Revenue of Deloitte worldwide by industry group 2010-2025

Employment

7
  • 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
  • Basic Statistic Deloitte employees worldwide by gender 2011-2024
  • Basic Statistic Number of professionals at the leading accounting firms in the U.S. 2024
  • Premium Statistic Diversity of workforce at Deloitte in the U.S. 2021-2023, by race
  • Premium Statistic Racial representation of Deloitte workforce U.S. 2023

Professional service lines

4
  • Basic Statistic Leading accounting firms by revenue U.S. 2021-2024
  • Premium Statistic Fee income growth of leading accounting firms worldwide 2022
  • Premium Statistic Number of bookkeeping, accounting and auditing clerks U.S. 2012-2025
  • Basic Statistic Leading consulting firms in the U.S. in 2025, by prestige rating
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