MP Materials Executive and Leadership Team

September, 2026

Leadership Overview

MP Materials has 4 executives leading key functions including strategy, operations, technology, and finance.

Focused on securing the rare earth supply chain, MP Materials advances global manufacturing through the sustainable production of critical minerals for renewable energy and defense sectors.

Leadership Roles at MP Materials

  • Co-Founder, Chairman & Chief Executive Officer - James Latinsky
  • Chief Financial Officer - Ryan Corbett
  • Chief of Staff - Spenser O'Connell
  • Chief Technology Officer - Zachary Lehman
  • James Latinsky - Co-Founder, Chairman & Chief Executive Officer

    James Latinsky, the Co-Founder, Chairman & Chief Executive Officer at MP Materials, directs the overarching corporate strategy and long-term vision for rare earth mineral production. Overseeing the integration of mining and refining operations, the Chief Executive Officer ensures alignment with global industrial demands for high-tech components. This leadership role involves managing complex relationships with stakeholders and the Board to maintain market dominance in North America and beyond. By prioritizing sustainable extraction methods, James Latinsky drives the company toward operational excellence and technological independence. The Chairman maintains a focus on scaling production capacity to meet the needs of the renewable energy and defense sectors. Through rigorous oversight of capital allocation and strategic partnerships, the Chief Executive Officer secures the competitive position of the organization within the global rare earth elements market, fostering innovation across all internal departments.

    Ryan Corbett - Chief Financial Officer

    Ryan Corbett, the Chief Financial Officer at MP Materials, manages the financial health and capital structure of the organization. Overseeing fiscal planning, the Chief Financial Officer directs investment strategies that support the expansion of mining and refining capabilities. This role involves rigorous financial reporting, risk management, and the allocation of resources to sustain operations across North America, Europe, and Africa. By optimizing the balance sheet, Ryan Corbett ensures the company possesses the liquidity required for large-scale industrial projects. The Chief Financial Officer works closely with the Board to communicate financial performance and long-term value creation to investors. Through the implementation of disciplined cost-control measures and strategic financial forecasting, the Chief Financial Officer supports the company's mission to provide critical minerals for high-tech applications, ultimately driving sustainable growth and ensuring the financial stability of the entire enterprise in a volatile global market.
    Ryan Corbett

    Spenser O'Connell - Chief of Staff

    Spenser O'Connell, the Chief of Staff at MP Materials, coordinates cross-functional initiatives and streamlines communication between executive leadership and operational teams. Managing the internal workflow, the Chief of Staff ensures that strategic objectives translate into actionable tasks across the organization. This role involves facilitating high-level decision-making processes and monitoring the execution of corporate priorities. By optimizing organizational efficiency, Spenser O'Connell supports the alignment of departmental goals with the broader mission of producing critical rare earth minerals. The Chief of Staff acts as a primary liaison for the executive office, managing complex projects that span international operations. Through the implementation of robust management frameworks, the Chief of Staff enhances productivity and ensures that the company maintains a cohesive approach to its diverse industrial applications, ultimately driving the success of the entire enterprise through disciplined administrative and operational oversight.

    Zachary Lehman - Chief Technology Officer

    Zachary Lehman, the Chief Technology Officer at MP Materials, architects the technical roadmap for advanced mineral processing and refining technologies. Overseeing research and development, the Chief Technology Officer drives innovation in the extraction of rare earth elements essential for electronics and renewable energy. This role involves managing engineering teams to improve recovery rates and environmental performance across global facilities. By integrating cutting-edge automation and chemical engineering solutions, Zachary Lehman ensures the company remains at the forefront of the advanced manufacturing sector. The Chief Technology Officer collaborates with operational leads to scale proprietary refining processes, directly impacting the quality and purity of the final product. Through the continuous evaluation of emerging technologies, the Chief Technology Officer secures the technical infrastructure necessary to support long-term growth and operational efficiency, maintaining a significant technological advantage in the competitive global rare earth market.
    Zachary Lehman

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    Frequently Asked Questions Regarding MP Materials Top Executives and Leadership Team

    Who leads MP Materials?
    MP Materials is led by James Latinsky (Co-Founder, Chairman & Chief Executive Officer), along with executives such as Ryan Corbett (Chief Financial Officer) and Spenser O'Connell (Chief of Staff).
    Who is part of MP Materials’s executive team?
    The executive team of MP Materials includes leaders such as James Latinsky (Co-Founder, Chairman & Chief Executive Officer), Ryan Corbett (Chief Financial Officer), Spenser O'Connell (Chief of Staff) and other senior executives.
    How many executives does MP Materials have?
    MP Materials has 4 executives leading key business areas.
    What roles are included in MP Materials’s leadership team?
    The leadership team of MP Materials includes roles such as Co-Founder, Chairman & Chief Executive Officer, Chief Financial Officer, Chief of Staff, Chief Technology Officer.