Semi Executive and Leadership Team

July, 2026

Leadership Overview

SEMI has 8 executives leading key functions including strategy, finance, technology, administration, and operations.

Driven by connection and collaboration, [[SEMI]] deploys life-changing technology worldwide through its programs, communities, initiatives, products, and advocacy, informing members and synchronizing innovation.

Leadership Roles at Semi

  • Chief Executive Officer - Bernard Stesney
  • Chief Financial Officer - Alfred Drumm
  • President - Bee Ng
  • President - Jim Hamajima
  • President - Hd Cho
  • Technical Programs Chief Technology Officer & Vice President - Melissa Grupen-Shemansky
  • Chief Technology Officer, Mems & Sensors - Frank Shemansky
  • Chief Administrative Officer - Jasonkunhuang Huang
  • Bernard Stesney - Chief Executive Officer

    Bernard Stesney, the Chief Executive Officer at SEMI, directs the organization's overarching strategy and operational execution. Stesney guides SEMI's mission to act as a catalyst for connection, collaboration, and innovation within the global semiconductor industry. This leadership involves synchronizing industry efforts to deploy life-changing technologies worldwide. Overseeing member engagement and advocacy initiatives, Bernard Stesney ensures SEMI effectively informs its members and drives collective action. The Chief Executive Officer's role is critical in cultivating industry collaboration and fostering an environment where innovation thrives, directly impacting the deployment of advanced technologies across various sectors. Stesney's strategic vision propels SEMI's influence and its capacity to shape the future of the semiconductor landscape.

    Alfred Drumm - Chief Financial Officer

    Alfred Drumm, the Chief Financial Officer at SEMI, manages the organization's financial health and strategic resource allocation. Drumm oversees all fiscal operations, including budgeting, financial planning, and reporting, ensuring robust financial stewardship. This role is essential for supporting SEMI's programs, communities, and advocacy efforts that drive innovation in the semiconductor industry. Alfred Drumm's financial acumen provides the foundation for SEMI's ability to connect, collaborate, and deploy life-changing technologies globally. By optimizing financial strategies, the Chief Financial Officer enables SEMI to expand its reach and impact. Drumm's leadership ensures financial stability, allowing SEMI to continue its vital work in informing members and synchronizing industry advancements.

    Bee Ng - President

    Bee Ng, the President at SEMI, plays a key role in driving strategic initiatives and fostering industry partnerships. Ng's leadership focuses on enhancing SEMI's capacity to connect, collaborate, and innovate, thereby accelerating the deployment of life-changing technologies globally. This position involves synchronizing efforts across various industry segments and informing members about critical developments. Bee Ng's dedication to cultivating industry collaboration ensures SEMI remains at the forefront of technological advancement. The President's influence is instrumental in driving action and supporting SEMI's mission to shape the future of the semiconductor landscape through robust engagement and advocacy.

    Jim Hamajima - President

    Jim Hamajima, the President at SEMI, directs significant operational aspects and strategic partnerships within the organization. Hamajima's focus is on amplifying SEMI's role as a catalyst for connection and collaboration, ensuring the effective deployment of life-changing technologies worldwide. This leadership involves synchronizing innovation across diverse industry sectors and informing members about emerging opportunities. Jim Hamajima is dedicated to cultivating robust industry collaboration, driving action, and supporting SEMI's overarching mission. The President's strategic guidance is vital for maintaining SEMI's influence and its capacity to foster advancements that impact global technological progress.
    Jim Hamajima

    Hd Cho - President

    Hd Cho, the President at SEMI, leads critical initiatives aimed at advancing the semiconductor industry's global reach and impact. Cho's leadership emphasizes SEMI's core mission of fostering connection, collaboration, and innovation to deploy life-changing technologies worldwide. This role involves synchronizing industry efforts and ensuring members are informed about key technological shifts. Hd Cho is committed to cultivating industry collaboration and driving action that supports SEMI's strategic objectives. The President's contributions are essential for maintaining SEMI's position as a vital hub for information and progress within the semiconductor ecosystem.

    Melissa Grupen-Shemansky - Technical Programs Chief Technology Officer & Vice President

    Melissa Grupen-Shemansky, the Technical Programs Chief Technology Officer & Vice President at SEMI, spearheads the development and execution of critical technical programs. Grupen-Shemansky drives initiatives that foster innovation and collaboration across the semiconductor ecosystem, directly supporting SEMI's mission to deploy life-changing technologies. This leadership position involves synchronizing technological advancements and informing members about emerging trends and opportunities. Melissa Grupen-Shemansky's expertise is vital in cultivating industry collaboration and ensuring SEMI's programs align with the evolving needs of the semiconductor sector. The Technical Programs Chief Technology Officer & Vice President's work directly contributes to SEMI's role as a catalyst for progress, enabling the deployment of advanced solutions worldwide.

    Frank Shemansky - Chief Technology Officer, Mems & Sensors

    Frank Shemansky, the Chief Technology Officer, Mems & Sensors at SEMI, leads technological strategy and innovation within the MEMS and Sensors sector. Shemansky drives the advancement of these critical components, enabling the deployment of life-changing technologies globally. This role is pivotal in cultivating industry collaboration and synchronizing innovation efforts specific to MEMS and Sensors. Frank Shemansky's focus ensures SEMI effectively informs its members about advancements and opportunities in this specialized field. The Chief Technology Officer, Mems & Sensors' leadership directly supports SEMI's mission by fostering a connected ecosystem for these vital technologies, impacting diverse applications worldwide.

    Jasonkunhuang Huang - Chief Administrative Officer

    Jasonkunhuang Huang, the Chief Administrative Officer at SEMI, oversees the essential administrative functions that support the organization's strategic objectives. Huang ensures operational efficiency and manages resources to facilitate SEMI's role as a catalyst for connection and collaboration. This leadership is crucial for synchronizing innovation and informing members effectively. Jasonkunhuang Huang's oversight of administrative processes enables SEMI to drive action and deploy life-changing technologies worldwide. The Chief Administrative Officer's contribution is fundamental to maintaining the organizational infrastructure that supports SEMI's extensive programs and advocacy efforts, ensuring seamless operations across the semiconductor industry.

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    Frequently Asked Questions Regarding Semi Top Executives and Leadership Team

    Who leads Semi?
    Semi is led by Bernard Stesney (Chief Executive Officer), along with executives such as Alfred Drumm (Chief Financial Officer) and Bee Ng (President).
    Who is part of Semi’s executive team?
    The executive team of Semi includes leaders such as Bernard Stesney (Chief Executive Officer), Alfred Drumm (Chief Financial Officer), Bee Ng (President) and other senior executives.
    How many executives does Semi have?
    Semi has 8 executives leading key business areas.
    What roles are included in Semi’s leadership team?
    The leadership team of Semi includes roles such as Chief Executive Officer, Chief Financial Officer, President, President, President.