Established in 1845 in London, Deloitte is the most prominent tax, financial, and risk advisory, legal, and audit consultancy service firm. It is considered the largest among the Big Four accounting firms, which include EY, KPMG, and PwC. The company has been running successfully since its inception, boasting offices worldwide, thousands of employees, and millions in Revenue.
These striking Deloitte statistics reveal relevant information about this company’s Revenue, operations, and success over the years. These facts will spark your interest and offer insight into Deloitte’s services and how it has remained dominant. Let’s dive in!
Key Statistics
General Facts About Deloitte

1. Deloitte provides its professional services to over 20 industry sectors. With leading business knowledge and industry experience, Deloitte offers various services, including audit and assurance, consulting, financial advisory, risk advisory, tax, legal advice, and strategy, Deloitte Private.
2. Deloitte was established in England in 1845 by William Welch Deloitte, and London became its headquarters. With time, it expanded and grew into the United States in 1890. This move was the company’s first overseas venture. It has since spread into several other countries and operates in over 700 locations worldwide.
3. Deloitte acquired Eclipse in 2000. The primary purpose of this acquisition was to diversify its services by adding Internet design to its consulting capabilities. Eclipse was split into Deloitte Online and Deloitte Digital as time went by.
4. Deloitte services are employed by about 80% of Fortune 500 companies, including Walmart, Apple, Amazon, Alphabet, etc. These top companies use Deloitte’s strategic, financial, operational, and IT services.
5. Deloitte ranks first among the most significant four accounting firms, the Big Four. The other three firms are Ernst & Young, Klynveld Peat Marwick Goerdeler, and PricewaterhouseCoopers.
6. The Big Four accounting firms had a combined revenue of $203.79 billion as of 2023, more than double the value (189.44 billion) recorded in 2022. Data shows the firms witnessed consistent revenue growth from 2009 to 2023. As of 2023, their combined Revenue was $93.8 billion.
7. As of 2023, Deloitte’s global Revenue was $64.9 billion, a moderate increase from the $59.3 billion recorded in 2022. Data shows the company witnessed steady revenue growth from 2009, when it had a revenue of $20 billion, to 2023.
Deloitte User and Demographics Statistics

8. On September 8, Deloitte reported that its aggregate global Revenue for the accounting year, which ended on May 31, 2021, amounted to $50.2 billion. They achieved this by helping more clients respond, recover, and thrive during the COVID-19 pandemic.
9. The consumer industry emerged as the second largest in revenue share, with $10.4 billion generated from the consumer industry in 2021.
10. The public sector’s Revenue increased by $1.6 billion between 2020 and 2021, rising from $6.8 billion in 2020 to $8.4 billion in 2021.
11. Deloitte offers its clients five significant services: tax and legal, financial advisory, audit and assurance, consulting, and enterprise risk services.
12. The consulting segment is Deloitte’s most extensive service line. Despite the efforts of the audit and risk advisory service line, it generated the largest share of Revenue in 2023 and has overtaken the other segments in terms of growth speed.
13. In 2023, Deloitte generated a US $65 billion Revenue, making it the third-largest tax firm in the US, trailing behind PwC and Ernst and Young.
Deloitte Employee Statistics

14. Deloitte has over 334,000 workers in its teams across 150 countries where its services are used.
15. Americans account for the most significant part of Deloitte’s global employees, as shown by the strong 156,000 Americans working for the firm.
16. As of 2021, approximately 113,000 of Deloitte’s workers were from Africa, the Middle East, and Europe.
17. A 2022 survey showed that more than half (about 58%) of Deloitte’s employees are Millennials (born between 1981 and 1996). Baby boomers comprise 4.8% of Deloitte’s workforce, GenZ 13.2%, and GenX 23.2%.
18. Having employed about 140,000 professionals in 2023, Deloitte became the largest accounting firm in the US based on staff strength.
19. California had the highest number of staff working in Deloitte’s accounting and auditing department, with about 160,000 people present as of 2022. New York came second with approximately 110,000 staff.
20. According to Deloitte diversity statistics, 4.6% of their professionals identify as LGBTQ.
21. As of 2023, Deloitte’s workforce comprises 38,783 females and 46,896 males, a mild increase from 35,372 females to 46,896 males recorded in 2022.
22. As of the 2023 fiscal year, Hispanic and Latino employees at Deloitte were 6,693; Blacks were 7,030; Asians were 23,088; employees from the MENA region were 663; and Whites were 45,102.
23. At Deloitte, the population of white employees is leading by 50%, while Asians are about 21%, and 13% represent Latinas and Hispanics. In 2022, the number of black employees at Deloitte increased by 2%.
Facts and Figures of Deloitte In the US for the Fiscal Year 2023

24. Revenue in Millions generated by Deloitte in the US in the 2023 fiscal year amounted to $32.669 billion. This was a significant increase from the $27.936 billion recorded in 2022. Below is the Revenue broken down according to subsidiaries:
| Deloitte Consulting LLP | 54.4% |
| Deloitte and Touche LLP | 28.3% |
| Deloitte Tax LLP | 14.6% |
| Deloitte Financial Advisory Services LLP | 2.7% |
25. In 2021, Deloitte US recorded $22.93 billion in Revenue, with Deloitte and Touche LLP contributing a 28% share and the consulting arm, Deloitte Consulting LLP, contributing 52.5%.
26. After a head count, Deloitte had about 171,100 professionals in 2023. Here is a breakdown of Deloitte’s professionals according to their roles.
| Partners, Managing Directors, and Principals | 6,585 |
| Staff | 139,788 |
| Administrative | 24,727 |
| Total | 171,100 |
Deloitte Revenue Growth Statistics

27. Deloitte’s annual Revenue across all subsidiaries amounted to $47.6 billion at the end of the 2020 Fiscal year, which ended May 31. This was a 3.9% increase from the previous year’s Revenue, the smallest increase since 2014 when the Revenue had only grown by 3.2%.
28. Deloitte’s annual Revenue increased to $50.2 billion the following year. The surge in COVID consulting allowed for a decent rise in global Revenue for 2021 to $50.2 billion from the previous year. The demand for advisory services witnessed tremendous growth during the pandemic.
29. Generally, the consultancy service line has grown in Revenue from $4.5 billion to about $19.8 billion. The global market’s growth levels have been witnessing a restoration phase since 2011. For Deloitte, the annual growth rate increased to 15.4% in 2022, when its revenues reached $33 billion, thanks to the growth rate of its technology consulting services.
Deloitte Acquisition and Merger Statistics

30. In 1972, Deloitte and Haskins & Sells merged to become a more formidable firm. The new organization born from this merger was Deloitte Haskin & Sells.
31. In 1989, Deloitte Haskin & Sells and Touche Ross merged, bringing Deloitte and Touche to the US. J. Michael Cook and Edward A. Kangas led this merger. A group led by the UK partnership refused to join the merger and instead merged with Coopers & Lybrand to become Coopers & Lybrand Deloitte.
32. In 2005, Deloitte acquired Beijing Pan-China CPA, making it the largest accountancy firm in China. Before this move, Deloitte had been present in China since 1917.
33. In 2009, Deloitte acquired KPMG Consulting for $350 million. This move was made after BearingPoint’s North American public service practice, previously known as KPMG Consulting, filed for bankruptcy protection.
34. In 2010, Deloitte LLP took over Drivers Jonas property consultants. Drivers Jonas was a UK property consulting firm acquired by Deloitte LLP in 2010 and rebranded to Deloitte Real Estate.
35. In 2011, Deloitte increased its sustainability service offerings and acquired DOMANI Sustainability Consulting and ClearCarbon Consulting.
36. In January 2012, Deloitte first moved into the mobile application sector by buying Ubermind, a mobile advertising agency.
Other Interesting Statistics About Deloitte

37. Deloitte rebranded and changed its logo in June 2016. The Deloitte logo was formally designed in blue but changed to black during the rebranding.
38. William Welch Deloitte founded Deloitte in 1845 as a professional services network in London, England. He was the first person appointed to audit a public company called the Great Western Railway independently.
39. The company’s official name is Deloitte Touche Tohmatsu Limited (DTTL). While the company is popularly known as Deloitte as a brand name, its official name is Deloitte Touche Tohmatsu Limited. This complex name is a result of all the mergers that happened.
40. Deloitte University is the only real estate that Deloitte owns. Deloitte owns an 800-room university building built for about $300 million.
41. Whites make up the largest share (79.5 percent) of Deloitte US’s workforce, followed by Asians (33.5 percent), Middle Eastern/North African/Near Eastern people (20.1 percent), and Blacks (19.8 percent).
42. To maintain a balance between genders in the working environment, Deloitte has successfully retained many female staff. Females make up about 40% of Deloitte’s workforce.
43. In 2007, Deloitte began hiring former Central Intelligence Agency (CIA) employees. Their experiences and expertise gave the firm a competitive advantage in its newly created unit, Deloitte Intelligence.
In summary
Deloitte is a successful consulting firm that has survived 179 years in business and has continually grown each passing year. Seeing the number of companies it has acquired and those it has merged, it is being strategically managed. Being one of the Big Four Accounting firms in the world, the competition to stay at the top is always challenging. However, statistics have shown that Deloitte has remained consistent in its growth and deserves its position.
FAQs
Deloitte pays its Managing Directors approximately $253,284 yearly, making it one of the highest-paying firms in the US.
Deloitte is growing at a surprising rate, which keeps it above the others in the Big Four Firms. In 2023, it witnessed nearly a 15% increase in Revenue from the previous year.
Deloitte provides five primary services: financial advisory, risk advisory, tax and legal, audit and assurance, and consulting. Before 2013, audit and risk advisory were usually in the same category.
The highest-earning position at Deloitte is as a Client Partner, and the position earns at least $227,768.33 yearly.
Deloitte’s partners are 6,585 in number. This led to the other Big Four firms, as PwC has 4,037 partners, Ernst & Young has 3,700 partners, and KPMG has 2,482 partners.