Jessica Valenzuela Santamaria is a partner in the Securities Litigation and Commercial Litigation practice groups and a member of the Cooley Litigation department. She joined the Firm in 2005 and is resident in the Firm's Palo Alto office. Ms. Valenzuela Santamaria also serves on the Firm's Diversity and Hiring Committees.

Ms. Valenzuela Santamaria's practice focuses on securities, corporate governance and other complex business litigation, including the defense of securities class actions, derivative suits and M&A-related class actions. In addition to representing clients in state and federal courts, Ms. Valenzuela Santamaria also represents companies, boards and special committees in government and internal investigations and counsels public and private companies and their directors and officers about a wide range of issues relating to corporate governance, insider trading, disclosure obligations and litigation risk and strategy. Ms. Valenzuela Santamaria has also litigated commercial disputes in international and domestic arbitrations. Ms. Valenzuela Santamaria's clients have included companies and individuals in the hardware, software, semiconductor, biotechnology, pharmaceutical, finance, internet and digital-media industries.