Ohmium International Executive and Leadership Team

June, 2026

Leadership Overview

Ohmium International has 4 executives leading key functions including information technology, operations, human resources, and legal.

Driven by innovation, Ohmium International manufactures standardized interlocking modular Proton Exchange Membrane (PEM) electrolyzers, enabling cost-effective, high-purity hydrogen production and supporting the global transition to sustainable energy.

Leadership Roles at Ohmium International

  • Chief Operating Officer - Ashwin Varma
  • Chief Information Officer - Erich Hilkemeyer
  • Chief Human Resources Officer - David Staffanson
  • Chief Legal Officer - Gregory Scallen
  • Ashwin Varma - Chief Operating Officer

    Ashwin Varma, the Chief Operating Officer at Ohmium International, drives the company's manufacturing excellence and supply chain management. Overseeing the production of standardized interlocking modular Proton Exchange Membrane (PEM) electrolyzers, Varma ensures adherence to stringent quality standards and cost-effective operations. This critical role involves optimizing installation and maintenance processes for stacked electrolyzer configurations, enabling unlimited deployment sizes. By sustaining differential pressure across the membrane without compromise, Ashwin Varma directly impacts the efficiency and reliability of Ohmium's proprietary electrolyzer stack technology. The Chief Operating Officer's strategic oversight extends to managing global logistics and ensuring timely delivery of hydrogen production solutions to clients worldwide, reinforcing Ohmium's market position.

    Erich Hilkemeyer - Chief Information Officer

    Erich Hilkemeyer, the Chief Information Officer at Ohmium International, directs the company's technology infrastructure and digital strategy. Overseeing all IT operations, Hilkemeyer ensures the seamless integration of systems that support Ohmium's manufacturing processes and global expansion. This leadership role involves architecting robust cybersecurity measures to protect sensitive data and intellectual property, critical for a company focused on advanced electrolyzer technology. By optimizing data management and communication platforms, Erich Hilkemeyer enhances operational efficiency and supports the development of next-generation electrolyzer materials. The Chief Information Officer's focus remains on leveraging technology to drive innovation and maintain a competitive edge in the burgeoning hydrogen energy market.
    Erich Hilkemeyer

    David Staffanson - Chief Human Resources Officer

    David Staffanson, the Chief Human Resources Officer at Ohmium International, shapes the company's talent acquisition and development strategies. Overseeing all human capital initiatives, Staffanson ensures Ohmium attracts and retains top-tier engineering and operational talent essential for manufacturing advanced PEM electrolyzers. This leadership position involves fostering a culture of innovation and collaboration, crucial for the development of next-generation electrolyzer technologies. By managing employee relations and implementing robust HR policies, David Staffanson supports the company's growth and its sponsorship with India's CSIR-CECRI for materials research. The Chief Human Resources Officer's dedication to workforce excellence underpins Ohmium's ability to scale operations and maintain its competitive advantage in the global hydrogen market.
    David Staffanson
    Gregory Scallen, the Chief Legal Officer at Ohmium International, provides strategic counsel on all legal and compliance matters. Overseeing the company's legal framework, Scallen ensures adherence to regulatory requirements and manages intellectual property protection for Ohmium's proprietary electrolyzer stack technology. This vital role involves navigating complex international contracts and agreements, supporting the company's global deployment of modular PEM electrolyzers. By mitigating legal risks and advising on corporate governance, Gregory Scallen safeguards Ohmium's interests and facilitates its expansion into new markets. The Chief Legal Officer's expertise is instrumental in structuring partnerships and ensuring the long-term sustainability of Ohmium's innovative hydrogen manufacturing operations.

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    Frequently Asked Questions Regarding Ohmium International Top Executives and Leadership Team

    Who leads Ohmium International?
    Ohmium International is led by Ashwin Varma (Chief Operating Officer), along with executives such as Erich Hilkemeyer (Chief Information Officer) and David Staffanson (Chief Human Resources Officer).
    Who is part of Ohmium International’s executive team?
    The executive team of Ohmium International includes leaders such as Ashwin Varma (Chief Operating Officer), Erich Hilkemeyer (Chief Information Officer), David Staffanson (Chief Human Resources Officer) and other senior executives.
    How many executives does Ohmium International have?
    Ohmium International has 4 executives leading key business areas.
    What roles are included in Ohmium International’s leadership team?
    The leadership team of Ohmium International includes roles such as Chief Operating Officer, Chief Information Officer, Chief Human Resources Officer, Chief Legal Officer.