Ken Clark serves as general counsel to companies and their boards of directors, primarily in the biotechnology industry. Ken has extensive expertise in partnering and strategic transactions, having negotiated more than 100 major strategic alliance and M&A transactions. He also regularly represents companies in financings, spin-outs, and related matters.

Ken served on the firm's board of directors from 2011 to 2014 and from 2002 to 2006, and previously was a member of the firm's Policy Committee. He was recognized by Chambers and Partners in its 2005-2019 editions of Chambers USA: America's Leading Lawyers for Business as one of the country's top biotechnology lawyers, being identified among Chambers' leading "Band" groups in the biotechnology field. Ken served as a director of Pharmacyclics, Inc. (NASDAQ: PCYC) from 2012 until their sale to AbbVie in 2015.

  • Affymax/NektarTherapeutics
  • Alector/AbbVie
  • Amicus/GSK
  • Amicus/Shire Pharmaceuticals
  • Amgen/Xencor
  • Amgen/GSK
  • Aragon/Johnson & Johnson
  • Array/Amgen
  • Array/Novartis
  • Calistoga Pharmaceuticals/Gilead
  • Cell Genesys/Hoescht
  • Cell Genesys/Japan Tobacco, Inc.
  • Cytokinetics/Amgen
  • Cytokinetics/GlaxoSmithKline
  • CytomX/BMS
  • CytomX/Pfizer
  • Denali Therapeutics/Takeda
  • Genentech/Biogen
  • Genta/Aventis
  • Inviragen/Takeda
  • Macusight/Santen
  • Maverick Therapeutics/Takeda
  • Nanjing Legend Biotech/Janssen
  • ParAllele/Affymetrix
  • Pharmacyclics/Janssen Biotech
  • Pharmacyclics/AbbVie
  • Quanticel/Celgene
  • Rinat/Pfizer
  • SARCode/Shire
  • Sequenta/Adaptive Biotechnologies
  • Seragon/Genentech
  • Stromedix/Biogen
  • Sunesis Pharmaceuticals/Biogen
  • Taiho Pharmaceutical Co. Ltd./Servier
  • Taiho Pharmaceutical Co. Ltd./Helsinn SA
  • Taiho Pharmaceutical Co. Ltd./American Bioscience
  • Taiho Pharmaceutical Co. Ltd./Sanofi Aventis
  • Taiho Pharmaceutical Co. Ltd./Arcus Bioscience
  • Tercica/Genentech
  • VentiRx/Celgene
  • Vivus/Astra
  • XenoPort/Astellas Pharma, Inc.
  • XenoPort/GlaxoSmithKline
  • J.D., University of Texas School of Law
    Order of Coif; Chancellor's Order; Articles Editor, Texas Law Review
  • B.A., Vanderbilt University
    Magna Cum Laude, Phi Beta Kappa
  • State Bar of California

Contact Information

650 Page Mill Road
Palo Alto, CA 94304
Phone | 650-320-4742

12235 El Camino Real
San Diego, CA 92130
Phone | 858-350-2300

Email | Kenneth

Areas of Expertise

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