Mercedes Johnson
Committees
- Audit (Chair)
Key Contributions to Our Board
- Significant semiconductor industry and operational experience with a strong focus on driving financial discipline as a former public company CFO at Avago Technologies (now Broadcom) and senior finance executive at Lam Research
- Strong public company Board and Audit Committee experience at global multi-billion dollar technology companies, including Analog Devices and Synopsys
- Substantial track record of overseeing M&A as a director, including Maxim’s ~$28 billion acquisition by Analog Devices, Synopsys’ pending ~$32 billion acquisition of ANSYS and several tuck-in acquisitions at Micron Technology
Professional Experience
- Interim CFO, Intersil Corporation (2013)
- SVP and CFO, Avago Technologies Limited (2005-2008)
- SVP (Finance), LAM Research Corporation (2004-2005)
- CFO, LAM Research Corporation (1997-2004)
Other Public Company Boards
- Analog Devices, Inc. (since 2021)
- Synopsys, Inc. (since 2017)
- Millicom International Cellular S.A. (2019-2023)
- Maxim Integrated Products (2019-2021)
- Juniper Networks, Inc. (2011-2019)
- Micron Technology, Inc. (2005-2019)
- Intersil Corporation (2005-2017)
Education
- Accounting, University of Buenos Aires
Ernest Maddock
Committees
- Audit
Key Contributions to Our Board
- Over 35 years of broad and diverse experience in the technology, robotics and semiconductor industries, coupled with an understanding of advanced sensor technologies used in automation applications
- Extensive executive leadership, operations, technology and finance experience, including as CFO during Lam’s $3 billion acquisition of Novellus Systems and Micron’s acquisition of its remaining $4 billion stake in Inotera Memories
Professional Experience
- SVP and CFO, Micron Technology, Inc. (2015-2018)
- EVP and CFO, Riverbed Technology, Inc. (2013-2015)
- Various roles including as CFO from 2008-2013, LAM Research Corporation (1997-2013)
Other Public Company Boards
- Ouster, Inc. (since January 2022)
- Ultra Clean Holdings, Inc. (since June 2018)
- Avnet, Inc. (since August 2021)
- Intersil Corporation (2015-2017)
Education
- M.B.A., Georgia State University
- B.S., Industrial Management, Georgia Institute of Technology
Paul J. Tufano
Committees
- Audit
Key Contributions to Our Board
- Valuable experience with complex technology and manufacturing companies in the semiconductor and electronics industry through senior executive roles at public companies, including as CFO and COO of Alcatel-Lucent and President and CEO of Benchmark Electronics
- Extensive financial and operational leadership experience, including oversight of Solectron’s ~$3.6 billion sale to Flextronics International and Alcatel-Lucent’s ~$1.5 billion divestiture of its Genesys unit to Permira Funds
Professional Experience
- President and CEO, Benchmark Electronics, Inc. (2016-2019)
- Various roles including CFO and COO, Alcatel-Lucent (2008-2014)
- Various roles including Interim CEO, CFO and EVP, Solectron Corporation (2006-2007)
- Various roles including President and CEO, COO and CFO, Maxtor Corporation (1996-2004)
- Various management positions in finance and operations, IBM Corporation (1979-1996)
Other Public Company Boards
- EnerSys (since 2015)
- Benchmark Electronics, Inc. (2016-2019)
Education
- M.B.A., Finance, Accounting, and International Business, Columbia University
- B.S., Economics, St. John’s University
Dr. Necip Sayiner
Committees
- Audit
Key Contributions to Our Board
- Over 25 years of leadership experience in the semiconductor industry with a track record of value creation, including leading Intersil through its ~$3 billion acquisition by Renesas, and supporting multiple tuck-in acquisitions at Silicon Laboratories and Rambus
- Deep technical expertise and leadership across networking and analog mixed signal, driving targeted growth through end market diversification
Professional Experience
- EVP and General Manager, Renesas Electronics (2017-2019)
- President and CEO, Intersil Corporation (2013-2017)
- President and CEO, Silicon Laboratories (2005-2012)
- EVP and General Manager, Agere Systems (2002-2005)
Other Public Company Boards
- SanDisk (since 2025)
- Axcelis Technologies (since 2024)
- Rambus Inc. (since 2019)
- Power Integration (2018-2023)
Education
- Ph.D., Electrical Engineering, The University of Pennsylvania
- M.S., Engineering, Southern Illinois University
- B.S., Electrical and Electronics Engineering and Physics, Bosphorus University in Turkey
Peter Herweck
Committees
- Compensation (Chair)
- Nominating and Governance
Key Contributions to Our Board
- Valuable executive experience leading complex global enterprises, including CEO of Schneider Electric, and deep insights into global automation industry trends through decades of leadership in industrial operations and software engineering
- Strong M&A experience leading complex global transformations, including AVEVA Group’s ~$4 billion sale to Schneider Electric, and guiding strategic integration and growth as CEO of Schneider Electric
Professional Experience
- CEO, Schneider Electric (2023-2024)
- CEO, AVEVA Group plc (2021-2023)
- EVP (Global Industrial Automation business) and Member of Executive Committee, Schneider Electric (2016-2021)
Other Public Company Boards
- AVEVA Group plc (2018-2023)
Education
- AMP179, Advanced Management Program, Harvard Business School
- M.B.A., Wake Forest University
- M.A., Electrical and Electronics Engineering, Université de Metz, France
- Dipl. Ing., Electrical and Automation Engineering, Hochschule für Technik und Wirtschaft des Saarlandes, Germany
Marilyn Matz
Committees
- Nominating and Governance (Chair)
- Compensation
Key Contributions to Our Board
- Valuable technical and business operations expertise and leadership experience from more than 40 years in automation, machine vision and software analytics related industries
- Expertise gained as a public company director overseeing LogMeIn’s strategic merger with Citrix’s GetGo subsidiary
Professional Experience
- Co-founder, CEO and Board Chair, Paradigm4 (since 2009)
- Co-founder and held various leadership positions in engineering and business operations including as SVP and Business Unit Manager of PC Vision Products Group, Cognex Corporation (1981-2008)
Other Public Company Boards
- LogMeIn, Inc. (2014-2017)
Education
- M.S., Computer Science, Massachusetts Institute of Technology
Bridget A. van Kralingen
Committees
- Compensation
- Nominating and Governance
Key Contributions to Our Board
- Significant business experience as a former executive of a global technology company with a track record of growing technology solutions and software businesses as SVP/CEO of IBM Global Markets, where she was responsible for IBM’s $80 billion revenue and profit, strategy execution, business development and client satisfaction across the globe
- Extensive expertise driving sales and operations across businesses and as a director where she oversaw significant value creation, including over $20 billion in acquisitions at Royal Bank of Canada
Professional Experience
- Partner, Motive Partners (since 2022)
- Various roles including SVP and CEO (Global Markets & Sales), IBM Corporation (2004-2021)
- Managing Partner (US Financial Services), Deloitte Consulting (1997-2004)
Other Public Company Boards
- Schrödinger, Inc. (since 2025)
- Travelers Companies, Inc. (since 2022)
- Discovery Limited (since 2022)
- Royal Bank of Canada (2011-2024)
Education
- M.Com., Industrial and Organizational Psychology, University of South Africa
- Honors Degree in Commerce, University of Johannesburg
- B.Com., University of the Witwatersrand, South Africa
Drew Henry
Committees
- Compensation
- Nominating and Governance
Key Contributions to Our Board
- Over 30 years of deep industry experience across the semiconductor, computing and technology sectors, with a focus on strategic growth, platform development, and operational execution which is valuable as Teradyne pursues new opportunities in the Semiconductor Test and Product Test businesses
- Strategic and operational expertise from scaling NVIDIA’s GPU business to ~$1 billion, contributing to iBeam’s IPO, and leading Strategy & Ecosystem and corporate marketing during Arm’s IPO preparation
Professional Experience
- EVP of Strategy & Ecosystem, Arm Holdings (since 2017)
- CEO, Acetti Software (2016-2017)
- SVP and General Manager, SanDisk (2012-2015)
- General Manager of GeForce GPU Business, Nvidia (2001-2012)
Education
- M.S., Electrical Engineering, University of Southern California
- B.S., Engineering Physics, University of the Pacific
Marilyn Matz
Committees
- Nominating and Governance (Chair)
- Compensation
Key Contributions to Our Board
- Valuable technical and business operations expertise and leadership experience from more than 40 years in automation, machine vision and software analytics related industries
- Expertise gained as a public company director overseeing LogMeIn’s strategic merger with Citrix’s GetGo subsidiary
Professional Experience
- Co-founder, CEO and Board Chair, Paradigm4 (since 2009)
- Co-founder and held various leadership positions in engineering and business operations including as SVP and Business Unit Manager of PC Vision Products Group, Cognex Corporation (1981-2008)
Other Public Company Boards
- LogMeIn, Inc. (2014-2017)
Education
- M.S., Computer Science, Massachusetts Institute of Technology
Peter Herweck
Committees
- Compensation (Chair)
- Nominating and Governance
Key Contributions to Our Board
- Valuable executive experience leading complex global enterprises, including CEO of Schneider Electric, and deep insights into global automation industry trends through decades of leadership in industrial operations and software engineering
- Strong M&A experience leading complex global transformations, including AVEVA Group’s ~$4 billion sale to Schneider Electric, and guiding strategic integration and growth as CEO of Schneider Electric
Professional Experience
- CEO, Schneider Electric (2023-2024)
- CEO, AVEVA Group plc (2021-2023)
- EVP (Global Industrial Automation business) and Member of Executive Committee, Schneider Electric (2016-2021)
Other Public Company Boards
- AVEVA Group plc (2018-2023)
Education
- AMP179, Advanced Management Program, Harvard Business School
- M.B.A., Wake Forest University
- M.A., Electrical and Electronics Engineering, Université de Metz, France
- Dipl. Ing., Electrical and Automation Engineering, Hochschule für Technik und Wirtschaft des Saarlandes, Germany
Bridget A. van Kralingen
Committees
- Compensation
- Nominating and Governance
Key Contributions to Our Board
- Significant business experience as a former executive of a global technology company with a track record of growing technology solutions and software businesses as SVP/CEO of IBM Global Markets, where she was responsible for IBM’s $80 billion revenue and profit, strategy execution, business development and client satisfaction across the globe
- Extensive expertise driving sales and operations across businesses and as a director where she oversaw significant value creation, including over $20 billion in acquisitions at Royal Bank of Canada
Professional Experience
- Partner, Motive Partners (since 2022)
- Various roles including SVP and CEO (Global Markets & Sales), IBM Corporation (2004-2021)
- Managing Partner (US Financial Services), Deloitte Consulting (1997-2004)
Other Public Company Boards
- Schrödinger, Inc. (since 2025)
- Travelers Companies, Inc. (since 2022)
- Discovery Limited (since 2022)
- Royal Bank of Canada (2011-2024)
Education
- M.Com., Industrial and Organizational Psychology, University of South Africa
- Honors Degree in Commerce, University of Johannesburg
- B.Com., University of the Witwatersrand, South Africa
Drew Henry
Committees
- Compensation
- Nominating and Governance
Key Contributions to Our Board
- Over 30 years of deep industry experience across the semiconductor, computing and technology sectors, with a focus on strategic growth, platform development, and operational execution which is valuable as Teradyne pursues new opportunities in the Semiconductor Test and Product Test businesses
- Strategic and operational expertise from scaling NVIDIA’s GPU business to ~$1 billion, contributing to iBeam’s IPO, and leading Strategy & Ecosystem and corporate marketing during Arm’s IPO preparation
Professional Experience
- EVP of Strategy & Ecosystem, Arm Holdings (since 2017)
- CEO, Acetti Software (2016-2017)
- SVP and General Manager, SanDisk (2012-2015)
- General Manager of GeForce GPU Business, Nvidia (2001-2012)
Education
- M.S., Electrical Engineering, University of Southern California
- B.S., Engineering Physics, University of the Pacific