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North America - United States • Antitrust

Ballard Spahr LLP

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With notable strength in the pharma, agricultural, and chemical industries, Ballard Spahr LLP stands out for its particular expertise in monopolization and conspiracy litigations and class actions. The team is led by Leslie John, who also co-leads the firm’s false advertising litigation group; John represents clients in the pharma and healthcare industries on the full range of antitrust litigation, including before federal and state courts and antitrust agencies. Other key individuals include Jason Leckerman, who chairs the firm’s litigation department and assists private and public companies with the antitrust aspects of mergers, and Stephen Kastenberg, recommended for class actions. In New York, James Mitchell focuses on antitrust issues in the securities space, handling a broad range of criminal and civil litigation. Unless otherwise stated, all mentioned lawyers are based in Pennsylvania.

Legal 500 Editorial commentary

Testimonials

Collated independently by Legal 500 research team.

  • ‘Leslie John has been sensitive to the interaction between business needs and antitrust risk, helping us to navigate decisions informed by antitrust risks without shutting down options.’

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Key clients

  • The Associated Press
  • American Board of Internal Medicine
  • Princeton University
  • GlaxoSmithKline LLC
  • Partnership for Safe Medicines
  • Johnson & Johnson and Janssen Biotech
  • MarketPlace PHL
  • Corteva Agriscience, Pioneer Hi-Bred International, Inc.
  • Neuronetics Inc.
  • Electric Utility Industry Sustainable Supply Chain Alliance
  • Wawa, Inc.
  • CSL Behring, LLC
  • Mountaire Farms
  • SC Gaming LLC
  • Nasdaq
  • Mastercard International Incorporated
  • Eisai Inc.
  • Kemp & Assoc., Inc.
  • Teva Pharmaceuticals

Practice head

The lawyer(s) leading their teams.

Leslie John

Other key lawyers

Jason Leckerman, James Mitchell, Stephen Kastenberg