Photo of Kimberly Branscome

Kimberly Branscome

Partner, Paul Weiss

310-982-4318kbranscome@paulweiss.com

2029 Century Park East
Los Angeles, CA 90067

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Kim Branscome is head of the Mass Torts & Product Liability practice group and a seasoned trial lawyer and litigation strategist. She focuses on complex litigation and trials involving product liability, professional liability, environmental and toxic torts, and securities matters. She has secured several high-profile product liability trial victories on behalf of leading multinational corporations across a broad range of sectors, including the pharmaceutical, consumer products, energy and automotive industries. Branscome is recognized for her expertise in the product liability and mass tort litigation area, with clients describing her as “one of the leading lawyers in this space” and as “someone clients trust to try their cases”

Lawdragon Honors

Honor Year Practice
The 2026 Lawdragon 500 Global Leaders in Crisis Management 2026 Litigation, Product Liability, Mass Tort
The 2026 Lawdragon 500 Leading Lawyers in America 2026 Product Liability Class Action
The 2026 Lawdragon 500 Leading Litigators in America 2026 Products Liability, Mass Torts
The 2025 Lawdragon 500 Leading Lawyers in America 2025 Product Liability Class Action
The 2021 Lawdragon 500 Leading Lawyers in America 2021 Litigation, esp. Product Liability Defense

Branscome has deep experience litigating in federal and state courtrooms across the country, with a particular emphasis on the most high-profile mass torts and product liability matters, as well as high-stakes securities class actions and other complex civil litigation. Branscome’s representations include:

  • Bayer as lead trial counsel in a consolidated mass tort lawsuit against Bayer subsidiary Monsanto Company in Washington state court involving alleged injuries from PCB exposure, securing complete defense verdicts on 11 of the 15 plaintiffs’ claims.
  • Johnson & Johnson in securing multiple complete defense verdicts as lead trial counsel in product liability litigation where the plaintiffs alleged that J&J’s talcum-based baby powder products contained asbestos that caused the plaintiffs to develop mesothelioma. 
  • 3M as lead defense counsel and lead trial counsel, notably securing multiple favorable trial verdicts, in a multibillion-dollar product liability litigation involving allegations that a product sold to the military is related to hearing loss suffered by servicemen and women. The case is widely described as one of the largest federal multidistrict litigations in U.S. history.
  • GSK as liaison and lead trial counsel in consolidated proceedings in California involving thousands of claimants who allege that an antacid medication has carcinogenic properties.
  • GM in multidistrict federal and state civil litigation relating to ignition switches in its vehicles, securing victories in the second federal bellwether trial and the first state bellwether trial.
  • Omega Flex in product liability litigation involving allegations that its product, CSST flexible steel gas piping, was defective.
  • BP in multidistrict and related civil litigation arising out of the April 2010 Deepwater Horizon drilling rig explosion and oil spill in the Gulf of Mexico.
  • BP in multidistrict securities fraud litigation alleging it and other defendants materially misrepresented the client’s stock prior to and immediately following the Deepwater Horizon drilling rig explosion.
  • Aon in a professional liability action arising from damage to the Opry Mills Mall after the historic flooding of the Cumberland River in Nashville.