Debevoise & Plimpton LLP
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Debevoise has one of the strongest and most diverse litigation practices in the country. Our litigators, based in New York, Washington, DC, London, Paris, Frankfurt and Hong Kong, have produced exceptional results of national and international importance. Over the last two years, Debevoise has provided litigation services to approximately 850 clients in demanding representations.

Our top-profile Litigation Department is led by lawyers of prominence and skill. The Department handles a broad range of complex matters in courts in the United States, the United Kingdom, France and elsewhere, as well as before agencies, administrative bodies and arbitration tribunals worldwide. The Department includes Co-Chairs John S. Kiernan and Mary Beth Hogan; Michael B. Mukasey, former United States Attorney General and Chief Judge of the United States District Court for the Southern District of New York; Lord (Peter) Goldsmith QC, PC, the European and Asian Chair of Litigation who served as the UK’s Attorney General; a number of former Assistant U.S. Attorneys, including a former Under Secretary of the US Treasury for Enforcement and a former Chief Assistant US Attorney for the Southern and Eastern Districts of New York; a former Associate Director of the Securities and Exchange Commission’s Division of Enforcement; and a former New York State Superintendent of Insurance, who also was a Bureau Chief in the New York Attorney General’s Office. We are the only law firm to have former US and UK Attorneys General as well as a Queen’s Counsel.

We represent clients as plaintiffs and as defendants in a wide range of substantive areas including commercial disputes, white collar criminal and regulatory defense, securities and derivative actions, securities regulation, products liability, international dispute resolution, intellectual property and media, antitrust, insurance regulation and coverage disputes, bankruptcy, environmental litigation, mergers and acquisitions, employment, tax disputes and professional liability cases.

Key Contact(s):
John S. Kiernan
Partner, New York T: +1 212 909 6692
F: +1 212 521 7692
Mary Beth Hogan
Partner, New York T: +1 212 909 6996
F: +1 212 909 6836
Lord Goldsmith QC
Partner, London T: +44 20 7786 9088
F: +44 20 7588 4180
Antoine F. Kirry
Partner, Paris T: +33 1 40 73 12 35
F: +33 1 47 20 50 82
Kevin Lloyd
Partner, London T: +44 20 7786 9020
F: +44 20 7588 4180
Dr. Thomas Schürrle
Partner, Frankfurt T: +49 69 2097 5000
F: +49 69 2097 5555
Christopher K. Tahbaz
Partner, Hong Kong T: +852 2160 9839
New York T: +1 212 909 6543
F: +1 212 521 7543
Jonathan R. Tuttle
Partner, Washington, D.C. T: +1 202 383 8124
F: +1 202 383 8118
New York T: +1 212 909 7498


Litigation Department of the Year


“A great team of litigators – totally professional and client-oriented.”

LEGAL 500 US, 2013

Ranked as a leading law firm for Litigation: Highly Regarded.

Admired for the breadth of its offering, which encompasses the resources of stellar teams in the USA, Europe and Asia. Regularly acts on multibillion-pound cases for big-name clients.

“They have good strength in depth, with people on the ground who are well versed in legal theory.”


Sophie Lamb named to the Hot 100, 2014.


Lord Goldsmith QC, shortlisted for Barrister of the Year.


Ranked as an elite leading New York firm for General Commercial Litigation. 

Debevoise is praised for its “quality of work, strong commercial acumen and pragmatism.”

“Responsiveness has been ingrained into their psyche.” 

This firm puts “so much emphasis on client service that when I call and ask for something, they will work day and night until it is done.”

CHAMBERS USA, 2008 - 2013 

This “wonderful practice” is “simply outstanding for timeliness, knowledge, value, and depth of strength across the team.”

LEGAL 500 US, 2009 - 2013 

“Highly Recommended” among the "Leading Litigation Firms" in New York. 


Ranked # 1 overall in the “10-Year A-List” survey


Additional Information About LITIGATION:
Lawyers and Contact Information
Selected Representations
All of the Above

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