Simpson Thacher & Bartlett

District of Columbia

900 G Street, NW
Washington, D.C. 20001
District of Columbia

Telephone:+1 202 636 5500
Fax:+1 202 636 5502

Sophisticated clients worldwide entrust us with their formidable disputes for a single reason–our remarkable track record. Clients seek our advice on high-stakes litigation, cross-border disputes, as well as government and internal investigations in the Americas, Europe and Asia.

Antitrust and Trade Regulation:
Clients turn to us for our record of success in handling high-stakes antitrust disputes, investigations, and achieving regulatory clearance for the largest and most complicated transactions. 

Our practice covers all aspects of bankruptcy-related litigation–from disputes over plan confirmation to tender liability and equitable subordination claims to issues arising out of insurance disputes and mass tort-related bankruptcies.

Funds, Regulatory and Investigations:
Our team includes attorneys with decades of experience in the funds industry, former senior SEC officials, federal prosecutors, and a former PE CCO, who draw upon their deep experience to advise clients on a broad spectrum of critical regulatory and compliance issues.

Government and Internal Investigations:
Large and small companies and their boards, audit and special committees, officers and directors, and other individuals regularly turn to us for advice on a wide range of criminal, regulatory, congressional and other sensitive government inquiries and internal investigations.

Insurance and Reinsurance:
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.

Intellectual Property:
Clients seek our advice in high-stakes, “make it or break it” IP disputes and rely on our broad array of substantive experience in both litigation and transactional matters to help them protect their interests.

International Arbitration:
We have a track record of success in taking cases on behalf of multinational corporations across the globe through trial and final awards in major international arbitration venues globally. 

International Regulatory and Compliance:
With increased activism and cross-border cooperation between enforcement and regulatory agencies, we represent the interests of clients operating in multiple jurisdictions and have advised on issues in China, India, Eastern Europe, the Middle East, Latin America and Africa.

Product Liability and Mass Tort:
Since the 1970s, clients have relied on our advice as a leader in the development of product liability and mass tort law in the United States. We have taken countless product liability and mass tort cases to jury trial in state and federal courts over the years, amassing invaluable courtroom experience.

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.

Updated Sep 2021