David W. Heinzmann has served as President and Chief Executive Officer of Littelfuse, Inc., since Janurary 2017, while also an active member of the Board. He previously served as the Company's Chief Operating Officer from 2014 to 2017. Mr. Heinzmann also serves on the Board of Trustees at Manufacturers Alliance.
Mr. Heinzmann began his career at Littelfuse in 1985 as a manufacturing engineer, and since then has held positions of increasing responsibility. From 2004 through 2007, he served as Vice President and General Manager of the Automotive segment, and then as Vice President of Global Operations until 2014. Mr. Heinzmann has served as a Director of Gentherm Inc. since August 2020. He previously served on the Board of Directors of Pulse Electronics Corporation from 2014 until its acquisition by Yageo Corporation in May 2018. Mr. Heinzmann holds a Bachelor's degree in Mechanical Engineering from Missouri University of Science and Technology.