EY vs Boston Consulting Group
Side-by-side comparison of AI visibility scores, market position, and capabilities
Big Four professional services partnership at $51.2B FY2024 revenue (+3.9%); CEO Janet Truncale launched EY.ai Agentic Platform with NVIDIA (150 agents, 80K professionals) competing with Deloitte and PwC for global audit and consulting.
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EY (Ernst & Young) is a London-based global professional services partnership — one of the Big Four accounting and consulting firms — generating $51.2 billion in record annual revenue in fiscal year 2024 (+3.9%), with approximately 393,000 professionals operating across more than 700 offices in over 150 countries and territories. EY's roots trace to 1903 when Alwin C. Ernst and Theodore Ernst founded Ernst & Ernst in Cleveland, Ohio; the modern EY emerged from the historic 1989 merger of Ernst & Whinney and Arthur Young & Co. EY's integrated service model spans assurance (the highest-revenue segment among Big Four peers), consulting, strategy and transactions through EY-Parthenon (created via the 2014 acquisition of The Parthenon Group), and tax services. In July 2024, Janet Truncale became EY's Global Chair and CEO, the first woman to lead the firm. In 2025, EY launched the EY.ai Agentic Platform in partnership with NVIDIA, deploying 150 AI agents supporting 80,000 EY professionals across tax, risk, and finance domains to surpass 3 million tax compliance outcomes annually.
Boston global management consulting at $13.5B 2024 revenue (+10% YoY, 21st consecutive year); CEO Schweizer reelected Oct 2025 with BCG X 3,000-person tech division competing with McKinsey for Fortune 500 strategy mandates.
About
Boston Consulting Group (BCG) is a Boston, Massachusetts-headquartered global management consulting firm — the second-largest management consultancy globally by revenue, reporting $13.5 billion in revenue for 2024 (10% year-over-year growth, 21st consecutive year of growth) — employing 33,000+ professionals across 100+ offices in 50+ countries. BCG advises leaders across private sector, public sector, and social sector organizations on strategy, digital transformation, operational improvement, M&A, and organizational design. CEO Christoph Schweizer was reelected for a second four-year term beginning October 2025. BCG X, the firm's technology build-and-design division launched in 2022, employs nearly 3,000 technologists building software products and digital ventures for clients. Founded in 1963 by Bruce Henderson in Boston; BCG pioneered the Growth-Share Matrix (1970) and time-based competition frameworks that shaped modern strategic management.
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