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The Big Four

The Big Four refers to the four largest professional services firms in the world—Deloitte, PricewaterhouseCoopers (PwC), Ernst & Young (EY), and KPMG. These firms provide audit, assurance, tax, consulting, and advisory services to large corporations, governments, and institutions globally. The Big Four play a dominant role in accounting and consulting, often auditing the financial statements of the largest public companies.

Example

A Fortune 500 company hires PwC, one of the Big Four, to conduct its annual financial audit and ensure compliance with international accounting standards.

Key points

• Refers to Deloitte, PwC, EY, and KPMG, the largest professional services firms.

• Specialize in audit, tax, consulting, and advisory services.

• Audit the financial statements of the world’s largest corporations.

Quick Answers to Curious Questions

They offer a range of services, including auditing, tax consulting, risk advisory, and management consulting.

They dominate the audit and consulting markets, working with the world’s largest companies and setting industry standards.

By auditing financial statements and advising on regulatory compliance, The Big Four help ensure transparency and accuracy in corporate governance.
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