Christine Tsingos has served as a director on the Nanometrics board of directors since May 2014. Ms. Tsingos was the executive vice president and chief financial officer of Bio-Rad Laboratories from 2002 until her retirement in 2019. Bio-Rad designs, manufactures and distributes a broad range of innovative products and solutions for the global life science and clinical diagnostic markets. Prior to Bio-Rad, Ms. Tsingos held executive positions at Autodesk, The Cooper Companies, and Attest Systems. Ms. Tsingos also serves on the board of directors of Envista Holdings Corporation, Varex Imaging Corporation, and Telesis Bio Inc. Ms. Tsingos earned her Bachelor of Arts in international studies from the American University in Washington D.C. and an MBA in international business from The George Washington University. In 2010, Ms. Tsingos was awarded the prestigious Bay Area CFO of the Year. Ms. Tsingos is a member of the National Association of Corporate Directors.