V-Card | Print | PDF | Email Page

David C. Kiernan

Partner-in-Charge Northern California


(T) +1.415.875.5745
(F) +1.415.875.5700
(T) +1.650.739.3917
(F) +1.650.739.3900


  • University of California, Hastings College of the Law (J.D. magna cum laude 2001; Order of the Coif); Yale University (B.A. 1994)

Bar Admissions

  • California and Georgia


  • Law Clerk to the Honorable Norman H. Stahl, United States Court of Appeals, First Circuit (2002-2003)

David Kiernan is Partner-in-Charge of the Firm's Northern California Region, the Administrative Partner of the California Region, and head of litigation for the San Francisco Office. He represents domestic and foreign clients across industries, with a particular focus on high-tech, energy, and health care, in high-stakes litigation, arbitrations, and government investigations. He has extensive experience litigating antitrust and unfair business practice cases (including under California's UCL, Bus. & Prof. Code § 17200 et seq., and Consumer Legal Remedies Act [CLRA]), fraud, consumer class actions, disputes involving complex financial transactions, and bankruptcy. He has litigated cases throughout the U.S. and has argued before the Ninth Circuit and California Court of Appeals.

David's recent matters include representing a refiner in a price-fixing class action; a health care provider in federal and state class actions alleging tying and market leveraging; a software company against a competitor involving claims of tying and monopolization; two high-tech companies in an antitrust class action where plaintiffs sought more than $9 billion; a high-tech company in a $1 billion antitrust class action, which resulted in a defense verdict; a health insurance company against federal and state competition law claims and obtaining a dismissal with prejudice; an energy company in an ICC arbitration involving antitrust and Section 16600 claims; various Kuwaiti entities in disputes arising out of foreign investments; and foreign investment funds in clawback actions seeking more than $3 billion.

David also devotes a significant amount of time to pro bono work.

Honors & Distinctions

  • Chambers USA: America's Leading Lawyers for Business (2017, recognized practitioner)
David Kiernan