Konrad Cailteux

Weil, Gotshal & Manges LLP

$ $$$

5th Avenue 767
New York 10153 NY US

Konrad L. Cailteux is a partner in Weil, Gotshal & Manges LLP’s New York office, where he specializes in defending US and foreign corporations in product liability actions, mass tort matters, class actions and other complex litigation, in both trial courts and appellate courts.

Mr. Cailteux has served as lead trial counsel and national coordinating counsel in cases that encompass a wide range of allegations, including wrongful death, defective products, False Claims Act violations, sovereign immunity, and Alien Tort Statute violations.

These cases have concerned diverse subjects, including high-tech fibers, pharmaceuticals, silicone gel breast implants, clinical trials, electrical and construction equipment, HVAC systems, PCBs, nuclear power plant construction, and alleged human rights violations.

He has also handled numerous matters before the Judicial Panel on Multidistrict Litigation, as well as civil and criminal investigations by federal agencies and state attorneys general.

Mr. Cailteux is co-editor of Weil’s Product Liability Monitor, a blog discussing key trends and developments in the product liability/mass tort field. He is also an active member of several committees of the American Bar Association.

He has lectured and written on a number of issues involved in the defense of product liability and mass tort suits, including class actions, the admissibility of expert evidence, medical monitoring, the False Claims Act, the Alien Tort Statute, and managing complex litigation.

Mr. Cailteux has also prepared amicus briefs for the United States Supreme Court in numerous high profile cases involving issues of critical importance in the product liability and mass tort area, including the landmark Supreme Court cases, State Farm Mutual Auto Ins. v. Campbell(vacating excessive punitive damages award) and Kumho Tire Co. v. Carmichael (excluding expert testimony under Daubert).

Mr. Cailteux received his law degree from Hofstra University School of Law, where he was managing editor of the law review, and is a graduate of the United States Military Academy. Prior to attending law school Mr. Cailteux served in the United States Army for five years, reaching the rank of Captain.


  • US Court of Appeals 3rd Cir.
  • US Court of Appeals 7th Cir.
  • US Bank Court-Dist of Columbia
  • US Dist Court for DC
  • Eastern District New York
  • New York State
  • Southern District New York
  • US Supreme Court
  • Western District Michigan


  • United States Military Academy (B.S., 1977)
  • Hofstra Univ Law (J.D., 1985)


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5th Avenue 767
New York 10153 NY US
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