PSIX
Power Solutions International, Inc.

Mr. Klein, age 44, has over 20 years of experience in the areas of finance and accounting, including SEC reporting, accounting policies and procedures, and internal controls. Prior to joining the Company, he served as Assistant Corporate Controller at Littelfuse, Inc. (Nasdaq: LFUS), a publicly traded company, with customers in the electronics, automotive and industrial markets with products that include fuses, semiconductors, polymers, ceramics, relays and sensors. Prior to that role, from 2008 to 2017, Mr. Klein served in various positions of increasing responsibility within finance and accounting, including most recently as Assistant Corporate Controller, at Navistar International Corporation (NYSE: NAV), a publicly traded holding company whose subsidiaries and affiliates produce International brand commercial and military trucks, proprietary diesel engines, and IC Bus brand school and commercial buses. Prior to Navistar, he worked for Hewitt Associates as manager of external reporting and at Ernst & Young LLP as a senior manager of assurance and advisory services. Mr. Klein has a Bachelor of Business Administration degree with a major in Accounting from the University of Wisconsin - Madison and is a CPA.

Ms. Coolidge, age 58, has over 35 years of public company financial expertise. She was national technical director of Riveron Consulting, LLC, a professional services firm from 2016 to 2017. From 2013 until 2015, she served as a consultant and chief financial officer advisor for Resources Global Professionals, a professional services firm. From 1981 until 2009, Ms. Coolidge was employed by KPMG LLP, where she retired as an audit and SEC reviewing partner. At KPMG, Ms. Coolidge led significant global audit engagements, serving major companies with their complex accounting, financial, and strategic needs. During her 28 years at KPMG, Ms. Coolidge led client engagement teams auditing SEC registrants and concurrently served as concurring review partner. In addition to her client engagements, she served as a partner in KPMG's Department of Professional Practice, where she was the firm's representative on the American Institute of CPAs' Accounting Standards Executive Committee. Ms. Coolidge serves on the boards of the Chicago Academy of Sciences and its Peggy Notebaert Nature Museum and the International Crane Foundation. Ms. Coolidge received her bachelor of arts degree in government from Harvard University and master of science degree in accounting from New York University. She is a member of the AICPA and a certified public accountant in Illinois and New York.

Mr. Simpkins, age 54, has over 25 years of executive management and financial experience. From June 2016 to December 2016, Mr. Simpkins served as chief financial officer of Emerson Network Power, part of Emerson Electric Co., a publicly traded electronics company. From 1995 to 2015, Mr. Simpkins was employed in financial positions of increasing responsibility at Kennametal Inc., a publicly traded global leader in the design and manufacture of engineered components, advanced materials and cutting tools, ultimately serving as vice president and chief financial officer from 2006 to 2015. Kennametal serves customers in more than 60 countries worldwide, with more than 50 percent of revenues from outside North America. Mr. Simpkins previously served on the board of trustees of Pennsylvania State University, New Kensington. Mr. Simpkins holds a bachelor of science degree in accounting from Pennsylvania State University.