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Getting The Deal Through

Simpson Thacher & Bartlett LLP


Simpson Thacher & Bartlett LLP is one of the world's leading international law firms. The Firm was established in 1884 and has more than 900 lawyers. Headquartered in New York City with offices in Beijing, Hong Kong, Houston, London, Los Angeles, Palo Alto, São Paulo, Tokyo and Washington, D.C., the Firm provides coordinated legal advice and transactional capability to clients around the globe. A wide range of the world’s leading and most innovative organizations have turned to us for effective, value-added solutions to critical commercial challenges. Our clients—from finance to philanthropy and Fortune 500 companies to high-tech startups—come to Simpson Thacher for trusted counsel.

Corporate – M&A, Financings and Private Equity

Clients choose Simpson Thacher to advise on their most important transactions because of our extraordinary combination of capital markets, banking and finance and M&A experience. We are one of the world’s preeminent law firms in public and private M&A transactions and consistently rank among the top law firms worldwide. From 2013 through 2017, the Firm advised on over 825 announced deals with an aggregate value of nearly $1.9 trillion according to Bloomberg. In addition, our distinguished Private Funds Practice has represented private funds clients for over 40 years, playing a prominent role in the development of the private funds industry and earning us a unique leadership role in the sector.

The Firm also leverages our deep expertise to offer a leading capital markets practice, representing a broad base of issuer and underwriter clients in IPOs and other types of equity and derivatives transactions, high yield and investment grade debt, structured products and mezzanine finance matters. For more than 10 years, Simpson Thacher has been ranked as Band 1 in U.S. Capital Markets: Debt and Equity by Chambers Global.

Simpson Thacher is regularly at the forefront of deal-making activity which grants us insight into the most current private equity practices and trends. According to ThomsonOne, between 2008 and 2017, Simpson Thacher has advised on more than 1,016 deals, with a total value of more than $1.2 trillion. The breadth and depth of our experience awards the Firm a comprehensive corporate practice that is consistently recognized as one of the best across all areas.

Litigation and Investigations

Simpson Thacher's Global Litigation Department represents a wide range of sophisticated clients, including financial institutions, corporations, boards, audit and special committees, and senior executives, in their most significant matters. The Firm offers a substantial bench of talent to effectively handle litigations, government and internal investigations, arbitrations and cross-border disputes in North and South America, Asia and Europe.

Our litigators are consistently recognized as leaders in their field by Chambers, The Legal 500, Benchmark Litigation, The American Lawyer, Law360, The National Law Journal, and Global Investigations Review, among others.

Our Litigation Department includes:

  • Antitrust and Competition
  • Bankruptcy and Restructuring Litigation
  • Class Action Litigation
  • Complex Commercial Litigation
  • ERISA Litigation
  • False Advertising Litigation
  • Government and Internal Investigations
  • Intellectual Property Litigation
  • International Arbitration
  • International Regulatory and Compliance
  • Labor and Employment Litigation
  • Mergers and Acquisitions Litigation
  • Product Liability and Mass Tort
  • Securities Litigation
  • Whistleblower and False Claims Act

Insurance and Reinsurance

For more than 30 years, clients have relied on Simpson Thacher as a recognized international leader in insurance and reinsurance law. Through our involvement in the most significant cases, clients appreciate that we have done more to establish the controlling U.S. precedents in insurance and reinsurance law than any other law firm in the U.S.

Clients benefit from our experience as the leading firm representing the interests of both ceding companies and reinsurers in litigations and arbitrations throughout the United States, the United Kingdom and Bermuda. Major insurance groups, including Travelers, AIG, Berkshire Hathaway, Swiss Re, Lloyd’s of London and CNA have trusted us on their most significant matters.

Among other accolades, we have been named Insurance Firm of the Year for six consecutive years (2013-2018) by Benchmark Litigation, and Chambers & Partners honored the Firm with its Award for Excellence in Insurance in 2013, 2012 and 2009.

Securities and Shareholder Litigation

For decades, clients have relied on our securities litigators in the most complex, high-profile, high-stakes securities matters of the day. The country’s most respected Fortune 500 corporations and financial institutions turn to us to help defend against headline-making allegations. Simpson Thacher is go-to counsel for companies, officers, directors, boards and special committees in connection with securities fraud and 10b-5 matters, responding to shareholder demands, handling derivative litigations, and investigations.

We recently received the National Practice Group of the Year Award for Securities Litigation from Euromoney’s Benchmark Litigation and was honored as the Litigation Department of the Year for finance-related disputes by The New York Law Journal.

We also advise clients in all aspects of M&A litigation—where we excel at defending challenges to the largest and most complex mergers and acquisitions.

In addition, we have extensive experience handling government investigations that precede or follow on the heels of securities fraud litigation.

Organisation Profile




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