Ernst & Young Global Limited

EY, legally known as Ernst & Young Global Limited, is a multinational professional services network and one of the "Big Four" firms, headquartered in London, England. Its core mission is "Building a better working world" by providing insights and quality services that help build trust and confidence in capital markets and economies, while fostering leaders who deliver long-term value to clients, people, and communities.

EY offers a comprehensive suite of services across four integrated service lines: Assurance, Tax, Consulting, and Strategy and Transactions. These services encompass financial audit, tax advisory, digital transformation, cybersecurity, artificial intelligence, strategy consulting through EY-Parthenon, financial advisory, and legal services. The firm serves a diverse global client base, including Fortune 500 multinationals, private equity firms, governments, and high-growth startups, operating across various industries such as financial services, technology, energy, health, and consumer products.

Led by Global Chair and CEO Janet Truncale, effective July 1, 2024, EY maintains a strong market position as a leading professional services provider. The firm has been actively investing in advanced technologies, particularly artificial intelligence, with initiatives like EY.ai, a platform unifying AI innovation, and the global rollout of enterprise-scale agentic AI in its Assurance services to redefine the audit experience. While a proposed split of its auditing and consulting arms, known as "Project Everest," was canceled in April 2023, EY continues its focus on innovation and client value. The firm is consistently recognized for its workplace culture, appearing on Fortune magazine's list of the 100 Best Companies to Work For.