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? ›

They are Deloitte, EY, KPMG and PwC.

What does the Big 4 refer to? ›

The Big 4 is the name given to the four biggest accounting firms in the world. They are: PricewaterhouseCoopers (PwC), Ernst & Young (EY), Klynveld Peat Marwick Goerdeler (KPMG), and Deloitte.

What does the Big 4 stand for? ›

The Big Four are the four largest global accounting firms—Deloitte, Ernst & Young (EY), PricewaterhouseCoopers (PwC), and Klynveld Peat Marwick Goerdeler (KPMG), as measured by revenue.

What is Big 4 in strategy? ›

The global professional services firms EY, PwC, Deloitte and KPMG make up 'the Big 4'. These firms provide consulting services in four core areas, including strategy.

Who are the Big 4 consulting firms? ›

The Big 4 firms – Deloitte, KPMG, PwC and EY – are the four largest professional service networks in the world, offering services in various business areas, most prominent among which are: auditing and accounting; advisory and consulting; tax, risk and legal advice.

What makes the Big 4 the Big 4? ›

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.

Who are the Big Four Why are they important? ›

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.

Which Big 4 is best? ›

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. Big 4 will compete with each other on pricing.

Is the Big 4 now the Big 5? ›

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.

What are the Big 4 in the US? ›

They are the four largest accounting firms by revenue. They are Deloitte, Ernst & Young (EY), PricewaterhouseCoopers (PwC), and Klynveld Peat Marwick Goerdeler (KPMG), read more about each below. In addition, these mammoth organizations advise on tax and offer a wide range of management and assurance services.

Where is Big 4 located? ›

The big 4 companies in India are well-established firms with numerous branches spread across India's major cities like Mumbai, Delhi, Bangalore and Hyderabad. They serve a variety of clients that range from multinational corporations to small businesses.

What are the 4 strategy choices? ›

Viewing strategy choices through four lenses—financial performance, markets, competitive advantage, and operating model—can help companies debias their strategic dialogues and make big, bold changes.

Which is the oldest Big 4? ›

KPMG is the oldest of the Big 4, and its earliest parent company was founded in 1818. As with all the Big 4, the firm grew in the 1800s and 1900s through a series of mergers. In 1987, the first large-scale merger in the accounting industry took place between KMG and Peat Marwick which formed KPMG as we know it today.

Is Big 4 consulting stressful? ›

Due to the somewhat stressful workload, there is high turnover at the Big 4, and at most management consultancies or investment banks in general. Most graduates at a Big 4 will work here for 2-3 years then decide upon their next career goal.

Which of the Big 4 is the biggest? ›

Deloitte. The largest of the Big 4, Deloitte, earned $59.3 billion in revenue in 2022.

Which Big 4 is most prestigious? ›

PwC is considered the most prestigious due to its position as the largest professional services firm in the world by revenue. Some key facts about PwC: Generates over $43 billion in annual revenue. Employs over 295,000 people across 157 countries.

Which of the Big 4 is the hardest to get into? ›

Big 4 Consulting

Consulting jobs are considered more prestigious and offer a higher average starting salary. You also enjoy better exit opportunities and a broad exposure to business strategy. Consulting opportunities are also the hardest to come by and have the lowest acceptance rate amongst Big 4 jobs.

What is the difference between the Big 3 and the Big 4? ›

The Big Three is one of the names given to the three largest strategy consulting firms by revenue: McKinsey, Boston Consulting Group (BCG), and Bain & Company. They are also referred to as MBB. The Big Four consists of the four largest accounting firms by revenue: PwC, Deloitte, EY, and KPMG.

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