Ms. Brennan has served as Senior Vice President, Chief Financial Officer of Arista Networks, Inc., a cloud networking solutions company, since 2015. Ms. Brennan served as Chief Financial Officer of QuantumScape Corporation, a designer and manufacturer of solid-state lithium metal batteries, from March 2014 to May 2015. Prior to joining QuantumScape Corporation, Ms. Brennan served in a number of key finance roles, including Chief Financial Officer, for Infinera Corporation, an intelligent transport networking company, from July 2006 to February 2014. From 1997 to 2006, Ms. Brennan held various roles at Maxtor Corporation, an information storage solutions company, including Vice President of Finance for its Worldwide Operations.
Ms. Brennan has served as a director of Cadence Design Systems Inc. since March 2020 and served as a director of LogMeln, Inc. from November 2018 to September 2020.