The Big 4
Accounting Firms
Everything you need to know about Deloitte, Ernst & Young (EY), PricewaterhouseCoopers (PwC), and KPMG — the world’s four largest professional services networks, auditing over 80% of all US public companies.
$157B+
Combined Revenue
1.3M+
Professionals
150+
Countries
Deloitte
$65.8B Revenue
EY
$49.4B Revenue
PwC
$53.1B Revenue
KPMG
$36.4B Revenue
FY 2023 Revenue Figures
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In-Depth Research
Comprehensive analysis of each firm’s services, culture, and career opportunities.
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Career Guidance
Expert advice on landing a job at one of the world’s most prestigious firms.
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Updated Rankings
Current revenue figures, employee counts, and firm rankings updated regularly.
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Free Resources
Guides, salary data, and interview tips — all completely free.
DEEP DIVE COVERAGE
Coverage from every angle of the Big 4
We go beyond surface-level information — our guides cover history, services, culture, salaries, interview tips, and career paths at each firm.
- Detailed firm profiles and history
- Service line breakdowns (Audit, Tax, Advisory, Consulting)
- Salary guides for every level
- Interview tips and hiring process
- Culture and work-life balance insights
CAREER OPPORTUNITIES
Start Your Big 4 Career Journey
The Big 4 firms collectively hire tens of thousands of new employees each year. Learn how to position yourself as a top candidate.
Internship Programs
All Big 4 firms offer competitive internship programs for students.
Entry-Level Roles
Analyst and associate positions across audit, tax, and advisory.
CPA Exam Preparation
Most Big 4 roles require or prefer CPA certification.
Explore Our Top Resources
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Big 4 Firms
Complete guides to Deloitte, EY, PwC, and KPMG.
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Top 10 US Firms
Rankings of the largest accounting firms in America.
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Certifications
CPA, CFA, CMA — which certification is right for you?
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Best Accounting Schools
Top universities for aspiring accountants and finance professionals.
Ready to Start Your Accounting Career?
Explore everything about the Big 4 firms — from salaries and culture to interview tips and career paths.