Victoria K. Gehris began her career with Quaker in 2008. Effective July 18, 2016, she was named Assistant Corporate Secretary and Shareholder Administrator. Ms. Gehris’ core areas of responsibility include providing support to Management on Board related and other legal matters, including corporate governance and compliance and regulatory issues. She is also responsible for the Company’s shareholder activities, the Annual Report and associated shareholder material production, and the stock option program administration for the Company’s global associates. Ms. Gehris served as the Corporation’s Corporate Paralegal since February 2014, after having served as Executive Legal Assistant in the Legal Department when she joined Quaker.

Prior to joining Quaker, Ms. Gehris held various positions of increasing responsibility with several law firms. She holds a B.A. in Management and Marketing from the Pennsylvania State University and a Paralegal Certification from Villanova University.

Ms. West became Senior Vice President and Chief Financial Officer of Tennant Company, a world leader in the design manufacture and marketing of solutions that help create a cleaner, safer, healthier world, on April 15, 2021. Prior to joining Tennant, Ms. West served as Senior Vice President and Chief Financial Officer of SunCoke Energy, Inc., the largest independent producer of coke in the Americas with 50 years of experience supplying coke to the integrated steel industry, from October 2014 until April 9, 2021. Ms. West previously held various financial and leadership positions within the SunCoke Energy organization. Prior to joining SunCoke Energy, Ms. West was Assistant Controller at United Continental Holdings, Inc., an airline holding company, from April 2010 to January 2011. Ms. West has served on Quaker Houghton’s Board since 2016, is Chair of the Audit Committee and is a member of the Governance Committee.

William H. Osborne, was Senior Vice President of Operations and Total Quality for Boeing Defense, Space & Security, one of The Boeing Company’s three business units, from May 2020 until October 7, 2022. The Boeing Company (NYSE: BA), is the world’s largest aerospace company and leading manufacturer of commercial jetliners and defense, space and security systems. Previously, he was Boeing’s Senior Vice President, Enterprise Operations from May 2018 until April 2020. Before joining Boeing, Mr. Osborne served as Senior Vice President of Global Manufacturing and Quality at Navistar International Corporation, a holding company whose subsidiaries and affiliates produce International® brand commercial and military trucks, from August 2013 to May 2018. He was also Senior Vice President of Custom Products at Navistar from May 2011 to August 2013. Before joining Navistar, he served as President and Chief Executive Officer of Federal Signal Corporation, a designer and manufacturer of a suite of products and integrated solutions for municipal, governmental, industrial and airport customers, from September 2008 to October 2010. Mr. Osborne has served on Quaker Houghton’s Board since 2016 and is a member of the Audit and Compensation and Human Resources Committees. He currently serves as a member of the board of directors of Armstrong World Industries, Inc. and Invitae Corporation.

Mary Dean Hall joined Quaker as Vice President, Chief Financial Officer and Treasurer, effective November 30, 2015. In her position, Mary is responsible for the oversight and management of all Finance, Corporate Development, Tax, Internal Audit, Risk and IR activities. She is also a member of the Management Executive Committee.

Ms. Hall joins Quaker with a tremendous amount of experience in all relevant financial disciplines, including treasury and banking, accounting, international corporate finance, M&A, internal controls and compliance, and risk management. Most recently, Ms. Hall was the Vice President and Treasurer for Eastman Chemical Company, a global manufacturer of advanced materials, specialty chemicals, plastics and fibers. Prior to that role, she held various senior-level financial and treasury positions of increasing responsibility with Eastman since 1995. Prior to Eastman, she held financial and banking positions with Nalco Chemical and various banks, including Citibank.

Ms. Hall holds an MBA, Finance and Accounting, from UCLA, and a BA, Management Science/Operations Research, from the University of California, San Diego.

Jeffry D. Frisby is the Executive Chairman of PCX Aerostructures, LLC doing business as PCX Aerostructures, a leading provider of flight critical mechanical systems and components for rotorcraft and fixed wing aerospace platforms, since September 2021; having served as President and Chief Executive Officer from April 2017 until September 2021. He has also been a member of PCX’s Board of Directors since February 2016. Prior to joining PCX, Mr. Frisby spent 17 years with Triumph Group, Inc., a public company that manufactures aerospace structures, systems and components. He served as President and CEO and previously held a variety of positions within the Triumph Group and a predecessor group company, Frisby Aerospace, Inc. Mr. Frisby has served on Quaker Houghton’s Board since 2006, is Chair of the Sustainability Committee and also serves as a member of the Compensation and Human Resources Committee. Mr. Frisby has also been the Company’s Lead Director since 2023. He currently serves as a member of the board of directors of Astronics Corporation and PCX Aerostructures, LLC.