Deloitte Touche Tohmatsu Ltd - Company Profile
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Deloitte Touche Tohmatsu Ltd (DTTL), through its member firms, provides audit, tax, consulting, risk management, financial advisory services and solutions. Its service portfolio includes financial statement audits, accounting advisory, assurance services, resource planning, outsourcing and actuarial and insurance solutions. In addition, the company offers global employer services, business tax, transfer pricing, mergers and acquisitions, global investment and innovation incentives, indirect tax, international tax and tax management consulting services. DTTL offers its services to diverse sectors including consumer business, energy resources and industry, financial resources, government, public, life sciences and health care, technology, media and communication. The company operates in the Americas, Europe, Middle East and Africa (EMEA), and Asia Pacific. DTTL is headquartered in London, England, the UK.
Headquarters
United Kingdom
Address
1 New Street Square, London, Greater London, EC4A3HQ
Website
www.deloitte.com/global/en
Telephone
44 20 79363000
No of Employees
473,050
Industry
Business and Consumer Services
Revenue (2025)
$70.5B
Deloitte Touche Tohmatsu Ltd premium industry data and analytics
Products and Services
| Products |
|---|
| Services: |
| Assurance |
| Audit |
| XYZ |
| XYZ |
| XYZ |
History
History section provides information on new products, mergers, acquisitions, expansions, approvals, and many more key events.
| Year | Event | Description |
|---|---|---|
| 2026 | New Products/Services | In June, the company launched a unified agentic intelligence network within Deloitte Omnia, its global audit and assurance platform, aiming to redefine audit and assurance service delivery standards. |
| 2026 | Acquisitions/Mergers/Takeovers | In May, the company acquired BlockNative. |
| 2026 | Divestiture | In April, the company sold Auvenir(Streamworks Tech) to a management buyout group of Pete Myers, Neeraj Sharma, and Tim Parker. |
Competitor Comparison
| Key Parameters | Deloitte Touche Tohmatsu Ltd | Accenture Plc | International Business Machines Corp | PricewaterhouseCoopers International Ltd | Ernst & Young Global Ltd |
|---|---|---|---|---|---|
| Headquarters | United Kingdom | Ireland | United States of America | United Kingdom | United Kingdom |
| City | London | Dublin | Armonk | London | London |
| State/Province | Greater London | - | New York | England | England |
| No. of Employees | 473,050 | 779,000 | 286,800 | 364,782 | 406,209 |
| Entity Type | Private | Public | Public | Private | Private |
Executives
| Name | Position | Board | Since | Age |
|---|---|---|---|---|
| Anna Louise Marks | Chairperson | Executive Board | 2021 | 56 |
| Dennis Chow | Deputy Chairman | Executive Board | 2020 | 61 |
| Joseph B. Ucuzoglu | Chief Executive Officer | Senior Management | 2022 | 49 |
| Elizabeth Faber | Chief People Officer; Chief Purpose Officer | Senior Management | 2023 | - |
| Lara Abrash | Chairman - Deloitte US | Senior Management | 2023 | 58 |
| Non Dignissim Eros | Proin vel | Convallis | 2026 | XY |
| Non Dignissim Eros | Proin vel | Convallis | 2026 | XY |
| Non Dignissim Eros | Proin vel | Convallis | 2026 | XY |
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