EY is a global leader in professional services, offering assurance, consulting, tax, strategy, and legal solutions to clients in over 150 countries. With nearly 400,000 professionals, EY delivers innovation-led, tech-enabled services that help organizations navigate change, manage risk, and drive sustainable growth. EY’s multidisciplinary approach and commitment to building a better working world have earned the firm consistent recognition as one of the most trusted and forward-thinking global advisory networks
Company Name:
Short Overview:
Ernst & Young Global Limited (EY) is one of the world’s largest professional services organizations, delivering integrated solutions across assurance, consulting, strategy and transactions, tax, and law. With operations in over 150 countries and more than 395,000 professionals, EY helps clients solve their most complex challenges through a multidisciplinary, global perspective. The firm is known for its commitment to building a better working world, driving long-term value for clients, people, and society. EY provides industry-specific insights and technology-driven solutions that support digital transformation, sustainability, regulatory compliance, and business resilience.
Year Established: 1989
(Note: While EY’s origins trace back to the 19th century, Ernst & Young was officially formed in 1989 through the merger of Ernst & Whinney and Arthur Young & Co.)
Headquarters Address: 6 More London Place, London SE1 2DA, United Kingdom and street name.
Contact Information:
Mission Statement:
Building a better working world. At EY, our purpose is to build a better working world—helping create long-term value for clients, people, and society, and building trust in the capital markets.
Firm Overview:
EY (Ernst & Young Global Limited) is one of the largest and most respected professional services organizations in the world. Operating in over 150 countries, EY provides multidisciplinary solutions through its core service lines: Assurance, Consulting, Strategy and Transactions, and Tax. Its integrated approach allows clients to access holistic guidance that addresses financial, operational, legal, and regulatory challenges.
Founded through a merger in 1989 but rooted in a legacy that dates back to the 1800s, EY has evolved into a future-focused global network that blends deep industry knowledge with technological innovation. The firm serves clients across a wide range of sectors, including financial services, energy, healthcare, technology, consumer products, and government.
EY has consistently invested in emerging technologies such as artificial intelligence, blockchain, data analytics, and cloud transformation to enhance client outcomes and support complex decision-making. Its commitment to sustainability and ESG (Environmental, Social, and Governance) goals positions EY as a trusted partner in a world increasingly driven by ethical and transparent business practices.
With a workforce approaching 400,000 professionals, EY is renowned for its strong culture of inclusivity, leadership development, and global mobility. The firm frequently ranks among the world’s best employers and is recognized for its focus on continuous learning, innovation, and corporate responsibility.
As part of its legal services offering, EY Law operates in over 90 jurisdictions, providing seamless legal support integrated with tax and transactional advisory—a capability unmatched by most traditional law firms.
EY’s unwavering commitment to quality, integrity, and client success cements its role as a key strategic advisor to the world’s largest corporations, governments, and institutions.
Number of Offices: Over 700 offices across more than 150 countries, including the United Kingdom, United States, Canada, Germany, Australia, Hong Kong SAR, United Arab Emirates, India, Brazil, South Africa, Japan, Singapore, France, Mexico, China, and others.
Employee Breakdown:
Primary Languages Spoken:
EY operates in over 150 countries and offers services in a wide range of languages. Primary client communication languages include:
English, Spanish, Mandarin Chinese, French, German, Portuguese, Japanese, Arabic, Russian, Italian, Korean, Dutch, Hindi, Turkish, Polish
Additional languages are supported regionally, depending on local office capabilities and client needs.
Awards and Recognitions:
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At Best100LawFirms.com, we are honored to recognize Ernst & Young Global Limited (EY) as one of the world’s Best 100 law and professional services firms. EY stands as a model of global excellence—offering a powerful, multidisciplinary platform that unites legal, tax, consulting, assurance, and strategic advisory under one trusted brand. In a world where legal issues intersect constantly with financial, regulatory, and technological complexities, EY’s integrated approach enables clients to receive seamless, high-quality counsel tailored to their most critical challenges.
Our selection is grounded in verified client testimonials, global performance benchmarks, and EY’s consistent innovation in legal service delivery. From pioneering legal managed services and legal operations solutions, to spearheading ESG compliance frameworks and using AI-powered contract analytics, EY has demonstrated that it is not only keeping pace with the legal industry’s evolution—it is leading it.
Beyond its client services, EY is committed to building a better working world, investing in talent, and advancing diversity, equity, and inclusion.
For these reasons, EY is not just a service provider—it is a strategic partner for transformation. That is why it has earned its place among the Best 100 Law Firms in the world.
Founder,
Former Dean of the Faculty of Law at Ilia State University.
Overview of Key Achievements in Practice Areas:
EY delivers legal services as part of a fully integrated multidisciplinary platform that includes tax, consulting, and strategy advisory—making it uniquely positioned to advise on cross-border transactions, regulatory issues, and digital transformation. EY Law has grown into one of the world’s largest legal networks, operating in over 90 jurisdictions with 3,500+ legal professionals.
EY is widely recognized for its excellence in Mergers and Acquisitions, particularly in cross-border deal structuring, due diligence, and regulatory approval processes. It is consistently ranked among the top legal and tax advisors in major deal tables globally. Its Corporate Law and Business Structuring practices are core to its value proposition, often working closely with EY’s tax, risk, and advisory divisions to support business formation, restructuring, and compliance.
In Tax Law, EY is a perennial leader—offering end-to-end legal-tax solutions for multinationals, especially in transfer pricing, international tax planning, and controversy management. EY Law also provides robust services in Employment Law, including global mobility, workforce restructuring, and employment compliance strategies across multiple jurisdictions.
Additionally, EY has become a frontrunner in Legal Managed Services and Contract Lifecycle Management, offering innovative, tech-enabled solutions that streamline legal functions for Fortune 500 clients. The firm has invested significantly in Privacy and Data Security Law, supporting clients in GDPR, CCPA, and cross-border data governance compliance.
EY is included on Best100LawFirms.com because it redefines what a global legal services provider can be. By integrating legal, tax, technology, and advisory services, EY delivers faster, smarter, and more scalable legal solutions to the world’s top corporations. Its multidisciplinary platform, 3,500+ legal professionals, and operations in 90+ jurisdictions set it apart from traditional firms.
EY combines deep legal experience with world-class tax, consulting, and technology capabilities—creating a one-stop solution for businesses facing complex, multi-jurisdictional legal challenges. No other global firm offers this level of service integration under a single brand.
Yes. EY’s Legal Managed Services provide centralized compliance support for global entities, ensuring legal filings, governance obligations, and documentation are aligned across borders—while leveraging automated platforms to track real-time risk.
Absolutely. EY is a global leader in cross-border M&A advisory. It provides legal due diligence, regulatory approvals, structuring, and post-merger legal support—all integrated with tax and transaction services. Clients benefit from one team managing the legal and financial side of deals.
Yes. EY supports startups from idea to IPO—offering legal entity setup, IP protection, investor term sheets, employment contracts, and global expansion strategies, with legal and tax coordination across all involved jurisdictions.
EY offers employment law guidance covering hiring, compliance, remote work rules, contracts, benefits, terminations, and restructuring—backed by legal experts and regulatory technology that helps multinational employers stay compliant.
EY deploys AI-powered contract analysis, automated compliance tools, document lifecycle platforms, and dashboard-driven workflows—helping reduce legal costs and increase speed without compromising risk oversight.
Yes. EY Legal Managed Services can serve as an extension of your legal department—handling contract review, compliance monitoring, risk scoring, and global legal coordination with full transparency and digital reporting.
EY Law operates within locally regulated legal entities and bar-approved frameworks. Every engagement is staffed with in-country licensed professionals supported by centralized governance, digital tools, and global quality standards.
Clients can connect through EY’s official website at ey.com, where you can request legal services, find a local partner, or schedule a discovery call. EY also offers onboarding consultations for strategic or high-volume legal partnerships.
Building a better working world
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