Chairman of the Board
Joined Allegro MicroSystems Board: 2001

Yoshihiro (Zen) Suzuki is Director and Former Senior Vice President at Sanken Electric Co. Ltd. Mr. Suzuki has served as the Chairman of the Allegro board of directors since 2018 and previously served on our board of directors since 2001. From July 2005 until his retirement in May 2022, Mr. Suzuki served as the Chairman and Chief Executive Officer of Polar Semiconductor, Inc. In addition, from 2005 until his retirement in May 2022, Mr. Suzuki served as a member of the board of directors of Polar Semiconductor LLC and its predecessor entity. From 2013 to 2018, Mr. Suzuki served on the board of directors of Sanken North America Inc. Mr. Suzuki has also served on the board of directors of a variety of other Sanken Electric Co., Ltd. affiliates and has over 40 years of experience with Sanken Electric Co., Ltd and its affiliates. Since joining Sanken Electric Co., Ltd. in 1982, Mr. Suzuki has held various senior leadership positions and general management roles, including Chief Executive Officer of Sanken North America, Inc. Mr. Suzuki received his B.S. in Physics and Engineering Science from Chuo University, Tokyo, Japan in 1982.

Joined Allegro MicroSystems Board: 2021

David J. Aldrich served in numerous senior leadership positions at Skyworks Solutions, Inc., an innovator of high-performance analog semiconductors connecting people, places and things, including as its Chairman from 2014 to 2021, Executive Chairman from 2016 to 2018, its Chief Executive Officer from 2014 to 2016, and its President and Chief Executive Officer from 2000 to 2014, Since 2007, Mr. Aldrich has served as a member of the board of directors of Belden, Inc., a publicly traded manufacturer of networking, connectivity, and cable products, and has served as chairman of the board since 2021. Mr. Aldrich is also currently chairman of the board of indie Semiconductor, an automotive semiconductor and software company, a position he has held since 2021. From 2017 until its 2021 acquisition by Cisco Systems, Inc., Mr. Aldrich served as a member of the board of directors of Acacia Communications, Inc., a publicly traded optical networking strategy and technology company. Mr. Aldrich also serves on the board of directors of various non-profit organizations, including Project Kompass, Inc. and Trinity Boston Connects. Mr. Aldrich received a B.A. in political science from Providence College in 1979 and an M.B.A. from the University of Rhode Island in 1981. Over his career, Mr. Aldrich has received numerous awards and recognition, including being named the 2014 CEO of the Year by the Massachusetts Technology Leadership Council.

Joined Allegro MicroSystems Board: 2017

Andrew Dunn is a Managing Director at One Equity Partners and has served as a member of our board of directors since 2017. Since 2008, Mr. Dunn has worked on a range of investments in the business services, technology, media and telecommunications industries at OEP. Prior to and during the last five years, Mr. Dunn has also served and continues to serve on the board of directors of various OEP portfolio companies including Neology, Inc., Leone Media Inc. (d/b/a “MediaKind”) and Orion Business Innovation. Mr. Dunn also serves on the board of directors of the American Friends of Eton College, a private non-profit organization. Prior to joining OEP, Mr. Dunn worked at the Boston Consulting Group, where he primarily served clients in the technology, media and telecommunications sectors. Mr. Dunn received a B.A. in Modern History from the University of Oxford in 2002 and his M.P.P. focused on International Trade and Finance from Harvard University, Kennedy School of Government in 2005.

Mr. Hatano joined our Board in June 2022. Mr. Hatano has served as General Manager of U.S. Business Enhancement for Sanken since April 2022 and has also served as Corporate Officer of Sanken since June 2022. In addition, he has also served as Chairman and Chief Executive Officer of Polar Semiconductor, LLC since May 2022. Mr. Hatano has also served as Manager of Business Performance for the Company from January 2006 until December 2022. In addition, since May 2021, Mr. Hatano has served as a member of the board of directors of Polar Semiconductor LLC, and he has served on the board of directors of Sanken Electric Europe Limited since March 2020. Mr. Hatano received his B.A. in Social Science from Waseda University, Tokyo, Japan in 1991.

Mr. Kawashima joined our Board in June 2022. Since April 2022, Mr. Kawashima has served as Head of Corporate Design at Sanken, and since June 2021, Mr. Kawashima has also served as a Corporate Officer at Sanken. From April 2021 to March 2022, Mr. Kawashima served as Director of the General Affairs and Human Resources Division at Sanken, and from April 2018 to March 2021, he was the Deputy Director of this same division. Prior to joining Sanken, he was Senior Manager of the Market Planning Division of Resona Holdings, Inc. from April 2016 to March 2018. Mr. Kawashima serves on the board of directors of a number of Sanken affiliates. Mr. Kawashima received his B.S. in Physics from Tokyo University of Science, Tokyo, Japan in 1989.

Joined Allegro MicroSystems Board: 2007

Richard Lury was previously a partner at Kelley Drye & Warren LLP, a New York-based law firm, which he joined in September 1989 and practiced until his retirement from the firm in 2015. He has served as a member of our board of directors since 2007. Mr. Lury has served on the board of directors of Sanken as well as on various committees from June 2015 to June 2022. Mr. Lury has also served on the board of directors for Hitachi Zosen Corporation, a Japanese industrial and engineering corporation since June 2016. Mr. Lury received his B.A. in Political Science and International Relations from the University of Pennsylvania in 1969. Mr. Lury received his J.D. from Syracuse University College of Law in 1972. He has been a member of the New York State Bar since May 1974 and the New Jersey State Bar since March 2003.

Joined Allegro MicroSystems Board: 2021

Susan Lynch joins Allegro’s Board with more than 25 years of financial experience though senior leadership roles in the technology, aerospace and defense, and industrial manufacturing industries. Since August 2019, Ms. Lynch has served as the Senior Vice President and Chief Financial Officer at V2X, Inc. (formerly Vectrus, Inc.). From April 2016 to July 2019,, Ms. Lynch was the Executive Vice President and Chief Financial Officer for Sungard Availability Services. Before joining Sungard AS, from 2007 to 2015, Ms. Lynch was the Executive Vice President and Chief Financial Officer for Hitachi Data Systems (now Hitachi Vantara). From 2005 to 2007, Ms. Lynch was Vice President and Chief Financial Officer of Raytheon Technical Services. Before joining Raytheon, Ms. Lynch held a number of roles of increasing financial responsibility with Honeywell International Inc. from 1984 to 2005. Ms. Lynch holds a bachelor’s degree in accounting and business administration from MidAmerica Nazarene University and is a certified public accountant.

Chairman, Audit Committee
Joined Allegro MicroSystems Board: 2017

Joseph Martin served as Co-Chairman of Fairchild Semiconductor International, Inc., and prior to that, as its Senior Executive Vice President and Chief Financial Officer. He also served as the Vice Chairman of its board of directors until his retirement in 2006. Mr. Martin has served as a member of our board of directors since 2017. Since 2001, Mr. Martin has been a member of the board of directors of Azenta Inc., which changed its name from Brooks Automation in December 2021, and since 2006, has served as the board’s Chairman. From March 2018 to June 2023, Mr. Martin served on the board of directors of Bionik Labs, a global healthcare company. Mr. Martin also serves on the board of directors of Collectors Universe (chair of the Nominating and Governance Committee), a publicly traded company which provides authentication and grading services to dealers and collectors of coins, trading cards, event tickets, autographs, sports and historical memorabilia. From 2004 to 2017, Mr. Martin served on the board of directors of Soitec (chair of the Audit Committee). He also served on the board of directors of ChipPac Inc. (Chair of the Audit Committee), and currently serves on the board of trustees of Embry-Riddle Aeronautical University. Mr. Martin received a B.S. in Aeronautics in 1974 and was awarded an honorary Ph.D. in 2018, both from Embry-Riddle Aeronautical University. Mr. Martin received an M.B.A. from the University of Maine in 1976. Mr. Martin holds an Executive Masters Professional Certification from the American College of Corporate Directors, a director education and credentialing organization, and he is also a member of the National Association of Corporate Directors.

Joined Allegro MicroSystems Board: 2023

Mary Puma joins Allegro’s Board with more than 40 years of technology experience, including 25 years in the semiconductor industry. Ms. Puma is the Executive Chairperson of Axcelis Technologies, Inc., and previously served as President and Chief Executive Officer of Axcelis from January 2002 to May 2023. Prior to becoming CEO of Axcelis, she served as the company’s President and Chief Operating Officer beginning in July 2000. In 1998, Ms. Puma was appointed General Manager and Vice President of Axcelis’s predecessor, the Implant Systems Division of Eaton Corporation, a global diversified industrial manufacturer, after having joined in 1996 as general manager of Eaton’s Commercial Controls Division. Prior to Eaton, Ms. Puma spent 15 years in various marketing and general management positions at General Electric Company.

Beginning in August 2023, Ms. Puma joined Ciena Corporation’s board of directors. Ms. Puma is also a director of SMART Global Holdings, Inc. and Nordson Corporation. Since December 2022, she has served as Chairperson of the Board of Semiconductor Equipment and Materials International (SEMI), a global industry association serving the manufacturing supply chain for the micro- and nano-electronics industries.

Ms. Puma holds a Bachelor of Arts degree in Economics from Tufts University and a Master of Science degree from the MIT Sloan School of Management.

Chairman, Compensation Committee
Joined Allegro MicroSystems Board: 2017

Paul Carl (Chip) Schorr IV is a Senior Management Director at One Equity Partners and has served as a member of our board of directors since 2017. From 2011 to 2015, Mr. Schorr served as Chairman and Managing Partner of Augusta Columbia Capital, a private equity firm of which he was a founder, which was acquired by OEP in 2015. In addition, Mr. Schorr was a Senior Managing Director at The Blackstone Group Inc. from 2005 to 2011, where he served as the Global Head of Technology Investing. Mr. Schorr was also a Managing Partner at Citigroup Venture Capital Equity Partners from 1996 to 2005. Since 2018, Mr. Schorr has served on the board of directors of Rizing, LLC, ePAK International, Inc. and Orion Business Innovation. Mr. Schorr served on the board of directors of One Equity Partners Open Water I Corp., a special purpose acquisition company, from 2021 until the company went private in December 2022. Since 2010, Mr. Schorr has served on the board of directors of Ameritas Mutual Holding Company and Ameritas Life Insurance Corp. Since 2019, Mr. Schorr has served on the board of directors of CDI, a provider of IT infrastructure hardware and software, consulting and managed services. Mr. Schorr has served on the board of directors of Emso Asset Management Limited, a London-based alternative asset manager focused on emerging markets, since 2014 and has served on the board nominating committee of Crayon Group Holding ASA, a Norwegian public company specializing in IT and digital transformation services since 2020. Mr. Schorr also serves on the board of directors of each of Spartronics, Inc., an electronic manufacturing services company, Infobip, a CPaaS company, Mythics, an IT services company, and CloudOne Digital, a data center company. Mr. Schorr also serves on the board of directors of various non-profit organizations including Jazz at Lincoln Center, Snowmass Village Chapel and the Whitney Museum in New York City. Mr. Schorr received a B.S.F.S. from The School of Foreign Service of Georgetown University in 1989. Mr. Schorr received his M.B.A. from Harvard Business School in 1993.