HSC Executive and Leadership Team

July, 2026

Leadership Overview

HSC has 6 executives leading key functions including operations, information technology, finance, human resources, process engineering, and technology.

Driven by innovation, HSC is dedicated to providing hyper-pure polysilicon, essential for the semiconductor industry, impacting global electronic device functionality and user experience.

Leadership Roles at HSC

  • Chief Financial Officer - Michael Moen
  • Chief Operating Officer - Fernando Signorini
  • Chief Information Officer - Kirk Royster
  • Chief of Staff - Harry Mika
  • Vice President, Process Engineering & Chief Technology Officer - Roy Furbank
  • Chief Human Resources Officer - Barbara Metcalf
  • Michael Moen - Chief Financial Officer

    Michael Moen, the Chief Financial Officer at HSC, directs all financial planning, accounting, and reporting activities for the company. Moen manages fiscal operations, including budgeting, forecasting, and investment strategies, ensuring the financial health and stability of HSC's polysilicon manufacturing business. This leadership position involves overseeing capital allocation, risk management, and compliance with financial regulations, critical for a global provider of semiconductor materials. By providing strategic financial insights, the Chief Financial Officer supports informed decision-making across the organization, driving profitability and sustainable growth. Michael Moen's expertise is essential in navigating the financial complexities of the advanced materials sector, supporting HSC's role in enabling electronic device innovation. The Chief Financial Officer's mandate includes optimizing financial performance and securing resources for future expansion.
    Michael Moen

    Fernando Signorini - Chief Operating Officer

    Fernando Signorini, the Chief Operating Officer at HSC, directs all manufacturing operations and supply chain logistics for the company's hyper-pure polysilicon production. Overseeing the critical processes that transform raw materials into semiconductor-grade polysilicon, Signorini ensures consistent quality and output volume, directly supporting HSC's position as a leading global provider. This leadership role involves optimizing plant efficiency and implementing advanced manufacturing techniques to maintain HSC's competitive edge in the United States and international markets. By managing production schedules and resource allocation, Fernando Signorini guarantees the reliable supply of polysilicon essential for computer chips, thereby enabling the functionality of countless electronic devices worldwide. The Chief Operating Officer's focus remains on driving operational excellence and scaling production capabilities to meet escalating global demand for advanced semiconductor materials.
    Fernando Signorini

    Kirk Royster - Chief Information Officer

    Kirk Royster, the Chief Information Officer at HSC, architects and manages the company's entire information technology infrastructure and digital strategy. Royster ensures the secure and efficient operation of all IT systems, supporting HSC's advanced manufacturing processes and global business operations. This involves overseeing data management, cybersecurity protocols, and the implementation of innovative technological solutions that enhance productivity and operational intelligence. By driving digital transformation initiatives, the Chief Information Officer enables seamless data flow and communication across all departments, crucial for a company producing hyper-pure polysilicon. Kirk Royster's strategic vision for technology directly supports HSC's mission to provide essential materials for the semiconductor industry, ensuring robust IT support for innovation and market responsiveness. The Chief Information Officer's responsibilities extend to safeguarding sensitive company data and optimizing IT resources for maximum business impact.

    Harry Mika - Chief of Staff

    Harry Mika, the Chief of Staff at HSC, provides strategic support and operational coordination across executive functions, ensuring alignment with company objectives. Mika facilitates communication and collaboration between departments, streamlining initiatives and driving key projects to completion. This role involves managing special assignments, analyzing business performance, and advising leadership on critical decisions impacting HSC's market position. By acting as a central point of contact for strategic planning, the Chief of Staff enhances organizational efficiency and responsiveness. Harry Mika's contributions are vital in translating the company's vision into actionable plans, supporting the production of hyper-pure polysilicon for the global semiconductor market. The Chief of Staff's focus is on optimizing executive effectiveness and driving strategic execution across the organization.

    Roy Furbank - Vice President, Process Engineering & Chief Technology Officer

    Roy Furbank, the Vice President, Process Engineering & Chief Technology Officer at HSC, leads the development and optimization of polysilicon manufacturing processes. Furbank drives technological innovation, ensuring HSC maintains its leadership in producing hyper-pure polysilicon with exceptional purity and consistency. This role involves overseeing research and development initiatives, implementing advanced engineering solutions, and enhancing production methodologies to meet stringent industry standards. By focusing on cutting-edge process engineering, the Chief Technology Officer ensures HSC's technological superiority in the semiconductor materials market. Roy Furbank's technical leadership is fundamental to advancing the capabilities of HSC's manufacturing operations, directly impacting the quality of polysilicon used in computer chips worldwide. The Chief Technology Officer's commitment to innovation supports the company's mission to provide essential components for electronic devices.

    Barbara Metcalf - Chief Human Resources Officer

    Barbara Metcalf, the Chief Human Resources Officer at HSC, oversees all aspects of human capital management and organizational development. Metcalf directs talent acquisition, employee relations, compensation, and benefits programs, fostering a productive and engaging work environment essential for HSC's specialized manufacturing operations. This leadership role involves developing strategies to attract, retain, and develop a skilled workforce capable of producing hyper-pure polysilicon. By championing employee well-being and professional growth, the Chief Human Resources Officer ensures that HSC's team is equipped to meet the demands of the semiconductor industry. Barbara Metcalf's focus on human resources excellence supports HSC's commitment to innovation and its position as a leading polysilicon manufacturer headquartered in the United States. The Chief Human Resources Officer's initiatives are critical for maintaining a high-performing culture that drives operational success.

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    Frequently Asked Questions Regarding HSC Top Executives and Leadership Team

    Who leads HSC?
    HSC is led by Michael Moen (Chief Financial Officer), along with executives such as Fernando Signorini (Chief Operating Officer) and Kirk Royster (Chief Information Officer).
    Who is part of HSC’s executive team?
    The executive team of HSC includes leaders such as Michael Moen (Chief Financial Officer), Fernando Signorini (Chief Operating Officer), Kirk Royster (Chief Information Officer) and other senior executives.
    How many executives does HSC have?
    HSC has 6 executives leading key business areas.
    What roles are included in HSC’s leadership team?
    The leadership team of HSC includes roles such as Chief Financial Officer, Chief Operating Officer, Chief Information Officer, Chief of Staff, Vice President, Process Engineering & Chief Technology Officer.