David Kiernan represents domestic and foreign clients across a broad spectrum of industries, including high-tech, energy, financial, and health care, in high-stakes litigation, arbitrations, and internal investigations. He has experience litigating antitrust, unfair business practice (including under California's UCL, Bus. & Prof. Code § 17200 et seq., and Consumer Legal Remedies Act), fraud, consumer class actions, disputes involving complex financial and real estate transactions, partnership and joint venture disputes, and bankruptcy. He has litigated cases throughout the U.S. and has argued before the Ninth Circuit and California Court of Appeals. David also devotes a significant amount of time to pro bono work.His recent matters include representing two high-tech companies in an antitrust class action brought on behalf of 65,000 employees seeking more than $9 billion; serving as co-trial counsel for a high-tech company in a $1 billion antitrust class action brought on behalf of more than 100 million consumers, which resulted in a complete defense verdict; representing a health insurance company against federal and state competition law claims and obtaining a dismissal with prejudice; representing an energy company in an ICC arbitration involving unfair competition claims; representing an energy company in a case challenging its fuel rewards program; representing Kuwaiti funds in a dispute arising out of foreign real estate investments; and defending foreign investment funds in clawback actions seeking more than $3 billion.