What are the Big 4 ? – TechTarget Definition (2024)

What is the Big 4?

The Big 4 are the four largest international accounting and professional services firms. They are Deloitte, EY, KPMG and PwC. Each provides audit, tax, consulting and financial advisory services to major corporations.

What is the history behind the Big 4?

The Big 4 firms have been around for over a century and are known for their high-quality services and deep expertise. Each of these firms has teams of experienced professionals who specialize in areas such as taxation, mergers and acquisitions (M&A), corporate restructuring, intellectual property protection, risk management, cybersecurity and more.

The Big 4 are known for their commitment to excellence and have earned a reputation for integrity and trustworthiness. They employ thousands of people around the world and attract top talent from universities, law schools and business schools. They also provide internship opportunities, which can help students gain valuable insights into the accounting profession.

What types of organizations work with the Big 4?

The Big 4 work with many types of organizations across industries, including technology companies, healthcare organizations, retail establishments, government entities, nonprofit organizations and financial institutions. Their clients include Fortune 500 companies and small and medium-sized businesses.

What services do the Big 4 provide?

Overall, the Big 4 is an important part of the global economy and provides important financial services to organizations worldwide. They play a critical role in helping companies manage risk, reduce costs, increase efficiency, maximize profits and remain competitive in today's market.

Auditing services

The Big 4 audits the majority of all publicly traded companies. This helps to ensure that these companies are accurately reporting their financial data and following applicable laws and regulations.

Financial services

In addition, the Big 4 firms provide a variety of other financial services, such as assisting with M&A, preparing tax returns, developing risk management strategies, providing legal advice and more.

What are the Big 4 ? – TechTarget Definition (2)

Thought leadership

The Big 4 also has a presence in the media and often provides insight into current issues in the accounting profession. They are active contributors to industry publications, blogs, conferences and other outlets. They have led several research initiatives on topics such as sustainability and corporate governance.

What are the Big 4 ? – TechTarget Definition (3)

Quality assurance and consulting

Finally, each of the Big 4 firms provides quality assurance and consulting services to their clients, which involve verifying that a company's processes are accurate and up to date. As consultants, they focus on helping a company improve operations or develop new strategies.

These services can be invaluable for businesses looking to become more competitive in their respective markets.

See three reasons why CISOs should collaborate more with CFOs, and learn three strategies for better finance-IT collaboration.

This was last updated in February 2023

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What are the Big 4 ? – TechTarget Definition (2024)

FAQs

What are the Big 4 ? – TechTarget Definition? ›

GAFA

GAFA
GAFA (Google, Amazon, Facebook, Apple), an abbreviation for four Big Tech companies.
https://en.wikipedia.org › wiki › Gafa
is an acronym for Google, Apple, Facebook and Amazon (the second and fourth companies are sometimes reversed in order). The acronym serves to identify the dominant companies as an entity -- effectively an oligopoly that controls much of the tech industry market.

What does the Big 4 refer to? ›

The “Big 4” is a term used to reference the four largest accounting firms: Deloitte, Ernst & Young (EY), KPMG, and PricewaterhouseCoopers (PwC). Their gargantuan size and global reach put them in a unique position to shape the finance industry, drive innovation, and influence regulations.

What does Big 4 stand for? ›

What is the Big 4? The Big 4 are the four largest international accounting and professional services firms. They are Deloitte, EY, KPMG and PwC. Each provides audit, tax, consulting and financial advisory services to major corporations.

What is the Big Four term? ›

The "Big 4" refers to the four largest accounting firms and includes Deloitte, PwC, KPMG, and EY. All four companies provide audit, assurance, consulting, financial advisory, risk management, and tax compliance services. Deloitte.

Why are they called the Big Four? ›

What is the Big Four? Big Four refers to the top four accounting firms globally that audit more than 80% of US public companies, including Deloitte, PricewaterhouseCoopers, KPMG, and Ernst & Young. For these accounting firms, this term is used because of its huge size, good reputation, and worldwide reach in the field.

Which Big 4 is most prestigious? ›

In general, PwC and Deloitte are considered the most prestigious of the Big 4. If you ask most people about prestige, they'll probably rank PwC/Deloitte > EY > KPMG. This is reflected in pricing, for example.

Why is McKinsey not a Big 4? ›

The key differences between the Big Three (McKinsey & Company, Boston Consulting Group, and Bain & Company) and the Big Four consulting firms (Deloitte, PricewaterhouseCoopers (PwC), Ernst & Young (EY), and KPMG) lie in their areas of service offerings, client base, organizational structures, and reputation.

What is the Big Four agenda? ›

President Uhuru Kenyatta's development blueprint, The Big 4 Agenda, comprises of Food Security; Affordable Housing; Manufacturing and Affordable Healthcare.

What were the main objectives of the Big Four? ›

The Big Four

One of Wilson's main objectives was to try to keep the European Allies from “getting even” with Germany. Lloyd George and Clemenceau both wanted to blame Germany for the war, and they wanted to create a peace that ensured Germany's inability to ever wage war again.

What did the Big Four represent? ›

Though nearly thirty nations participated, the representatives of Great Britain, France, the United States, and Italy became known as the "Big Four." The "Big Four" would dominate the proceedings that led to the formulation of the Treaty of Versailles, a treaty that articulated the compromises reached at the conference ...

What do Big 4 consultants do? ›

The consulting work at the Big Four accounting firms tends to focus on implementation, such as helping a company set up a new process or technology or helping a company implement recommendations that were previously made by other management consulting firms.

How is Deloitte different from the other Big 4? ›

Differentiators and areas of expertise

Deloitte is recognized for its comprehensive consulting services and strong technology capabilities. EY has a focus on innovation, digital transformation, and emerging technologies. KPMG is renowned for its risk management expertise and global tax advisory services.

Why the Big 5 is now the Big 4? ›

Five became four in 2001 after the insolvency of Arthur Andersen due to the firm's involvement in the Enron scandal. The firm was indicted and convicted for obstruction of justice for shredding documents related to the audit of Enron's finances, although the conviction was later overturned on a technicality.

Why did Big 5 become Big 4? ›

History of the Big 4 accounting firms

In the late 1990s, the Big 6 became the Big 5 when Price Waterhouse merged with Coopers and Lybrand to form PricewaterhouseCoopers (later stylised as PwC). Five became four in 2001 after the insolvency of Arthur Andersen due to the firm's involvement in the Enron scandal.

Is it the Big 5 or the Big 4? ›

These top accountancy firms are the largest accountancy firms in the world and are commonly called the Big 4. Until 2002, the Big 4 were the Big 5 accounting firms. The firm Arthur Andersen was dropped from this list after the Enron scandal.

Who are considered the Big 4? ›

The Big Four are the four largest professional services networks in the world: Deloitte, EY, KPMG, and PwC. They are the four largest global accounting networks as measured by revenue.

What are the big 5 companies? ›

The Big Five refer to the five largest and most influential tech companies in the U.S., which are Google, Apple, Facebook, Amazon and Microsoft (GAFAM).

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