Cohu 公司 COHU

Dr. Muller has been the President and Chief Executive Officer of Cohu since December 28, 2014. He also currently serves as a director of Ralliant, Inc., a position he has held since August 2026. His previous roles at Cohu include serving as President of Cohu's Semiconductor Equipment Group (SEG) from 2011 to 2014; Managing Director of Rasco GmbH from 2009 to 2011; Vice President of Delta Design's High Speed Handling Group from 2008 to 2009; and Director of Engineering at Delta Design from 2005 to 2008. Prior to joining Cohu, Dr. Muller spent nine years at Teradyne Inc., where he held management positions in engineering and business development.

Mr. Jeffrey Jones, 64, has served as Senior Vice President, Finance and Chief Financial Officer of Cohu since February 3, 2022. Prior to that, Mr. Jones served as Vice President, Finance and Chief Financial Officer from November 2007 to February 2022, and as Vice President Finance and Controller of Cohu's Delta Design subsidiary from July 2005 to November 2007. Prior to joining Delta Design, Mr. Jones, was Vice President and General Manager of the Systems Group at SBS Technologies, Inc., a designer and manufacturer of embedded computer products. Prior to SBS Technologies, Mr. Jones was an Audit Manager for Coopers & Lybrand (now PricewaterhouseCoopers).

Mr. Christopher Bohrson, 66, has served as Senior Vice President and Chief Customer Officer of Cohu since February 2, 2023. Prior to that, Mr. Bohrson served as Senior Vice President, Global Customer Group from February 2021 to February 2023, and as Sr. Vice President and General Manager, Test Handler Group beginning from October 2018 to February 2021. Previously, he was Vice President and General Manager for Digital Test Handlers from January 2017 until October 2018 and served as Vice President Sales and Service, Americas from May 2016 to January 2017. Prior to joining Cohu, from 2007 through 2016, Mr. Bohrson held several executive positions at Bosch Automotive Service Solutions/SPX, lastly as Vice President and General Manager of the OEM Diagnostics and Information Solutions group. Prior to that, Mr. Bohrson spent twenty years working in a variety of management and technical roles at Teradyne, Inc.'s semiconductor and broadband test division in the U.S. and Asia.

Mr. Klaus Ilgenfritz, 55, has served as Chief Product Officer of Cohu since January 2025, leading all of Cohu's current hardware product groups: semiconductor test, interface solutions, test handlers, and inspection metrology. Prior to that, Mr. Ilgenfritz served as Vice President and General Manager, Test Handler Group from January 2023 to January 2025. Mr. Ilgenfritz joined Cohu in June 2011 as Vice President Sales and Service, Europe. Upon the acquisition of Xcerra in 2018, he was named Vice President and General Manager for the Gravity Test In-Strip business unit. Prior to joining Cohu, he held various general management as well as product project management roles at Infineon Technologies and Rohde & Schwarz.

Mr. Donahue has been the non-executive Chairperson of Cohu since December 24, 2015. Prior to this he served as Executive Chairperson of Cohu from December 28, 2014 to December 24, 2015, and as Chairperson of the Board from 2010 until 2014. Mr. Donahue was President and Chief Executive Officer of Cohu from 2000 to 2014, and President and Chief Operating Officer of Cohu from 1999 to 2000. He also served concurrently as President of Delta Design, Inc., a wholly owned subsidiary of Cohu from 1983 to 2010. Mr. Donahue also previously served as a director of SMSC from 2003 until 2012.

Mr. Bilodeau is the retired President and Chief Executive Officer of Standard Microsystems Corporation (SMSC), a semiconductor manufacturer, where he served from 1999 until 2008. Mr. Bilodeau served as a director of Maxwell Technologies, Inc., from May 2016 and was appointed Chairperson in May 2017 until its sale to Tesla, Inc. in May 2019. Mr. Bilodeau also served as a director of SMSC from 1999 until 2012, including as SMSC's Chairperson of the Board from 2000 until 2012. Mr. Bilodeau also previously served as a director of NuHorizons Electronic Corp. (from 2009 to 2011), Conexant Systems, Inc. (from 2004 to 2011) and Gennum Corporation (from 2008 to 2012). Mr. Bilodeau was first appointed Lead Independent Director of the Board in May 2018.

Mr. Bendush is the retired Senior Vice President and Chief Financial Officer of Applied Micro Circuits Corporation (AMCC), a communications semiconductor company, and during his tenure an S&P 500 constituent company, where he served from 1999 to 2003. Mr. Bendush was a director of Microsemi Corp. from 2003 until the company was acquired in 2018, and also previously served as a director at Conexant Systems, Inc. (from 2008 to 2011) and Smartflex Systems, Inc. (from 1993 to 1999).

Ms. Jorden is the retired Executive Vice President and Chief Financial Officer of AdvancePCS, a position she held from 2002 to 2004. Prior to that she served as chief financial officer of three other publicly traded companies: Informix, Oxford Health Plans and WellPoint, Inc. She currently serves as a director and is Chair of the audit committee of Alignment Healthcare, Inc., a position she has held since January 2022, and as a director for the not-for-profit Methodist Health System, a position she has held since 2008. She previously served as a director at Capstone Green Energy (from 2017 to 2025), Maxwell Technologies (from 2008 to 2017), BioScrip (from 2014 to 2015), Magnetek, Inc. (from 2004 to 2013) and U.S. Oncology (from 2008 to 2010).

Mr. Caggia is the retired Senior Vice President and Chief Financial Officer of SMSC, where he worked from 2000 until his retirement in 2006. Mr. Caggia also served as a director of SMSC from 2001 until its purchase by Microchip Technology Incorporated in 2012. Prior to SMSC, Mr. Caggia was Senior Vice President and Chief Financial Officer of General Semiconductor, Inc. from 1997 to 2000.

Ms. Rapp served as chief financial officer of National Instruments Corporation from 2017 through January 2023. Prior to that, she served as Senior Vice President of Corporate Development of NXP Semiconductors N.V. Ms. Rapp also served in several positions at Freescale, including serving as Vice President and Chief Information Officer from April 2013 to December 2015 and as Director of Operations and Finance, Global Sales and Marketing from April 2010 to April 2013. Ms. Rapp also currently serves as a director of Microchip Technology, a position she has held since 2021 and where she serves as Chair of the compensation committee and a member of the audit committee; and as a director of Plexus Corp., a position she has held since 2018 and where she serves as a member of the compensation committee and a member of the audit committee. Ms. Rapp has also earned her NACD Director Certification credential.

Mr. Mattes is the retired Chief Executive Officer, President and board member of Coherent, Inc., a position he held from April 2020 to July 2022. From June 2019 until joining Coherent, he was a Senior Advisor to McKinsey & Company. From 2013 to 2017, he was the Chief Executive Officer and board member of Diebold Nixdorf Incorporated, and also served as its President from 2013 to 2016. Prior to that, Mr. Mattes was Senior Vice President, Global Strategic Partnerships at Violin Memory in 2013. He has also held various senior management positions with Hewlett-Packard Co. From 2008 to 2011, he was the Senior Vice President and General Manager of Hewlett Packard's Enterprise Services for the Americas, and from 2006 to 2008, he was Hewlett Packard's Chief Sales Officer for the Enterprise Business. Mr. Mattes spent the first 20 years of his career, from 1985 to 2005, at Siemens, holding a variety of senior leadership positions. Mr. Mattes has over 20 years of public board experience on three continents and he currently also serves on the board of ams-OSRAM AG, a position he has held since June 2023. Mr. Mattes joined the Supervisory Board of AT&S AG (Austria Technologie & Systemtechnik) in July 2025 and was appointed Chairman at that time. He previously served on the board of Velodyne Lidar, Inc., from 2022 until its merger with Ouster in February 2023 (2022-2023).

Ms. Richardson served as chief operating officer of GoPro, Inc. from February 2013 to February 2015. Prior to that, she held several executive positions of increasing responsibility at Flex Ltd., a global electronics and manufacturing service provider, leading electronics manufacturing operations with over 1000 employees in multiple geographies. More recently, she served as managing director of Three Rivers Energy, Inc., a company she co-founded in 2004, until its sale in October of 2024 to Pilot Power. Ms. Richardson also currently serves as a director of Silicon Laboratories Inc., a position she has held since January 2016; and as a director of Resideo Technologies, Inc., a position she has held since October 2018. She also serves as a director at privately held technology company Tonal, a revolutionary strength and personal training platform and as a member of the board of managers of incubator, ExploraMed MSD1. She previously served as a director at Eargo, Inc. (from2020 to 2022), Zayo Group Holdings, Inc. (from 2015 to 2018), Callidus Software, Inc. (from 2017 to 2018) and Silicon Graphics International Corp. (SGI) (2016).