Marex Group Executive and Leadership Team

May, 2026

Leadership Overview

Marex Group has 8 executives leading key functions including finance, strategy, operations, and regional management.

Driven by a commitment to client success, Marex Group provides essential liquidity, market access, and infrastructure services across global energy, commodities, and financial markets, leveraging technology-powered data and advisory services to serve as an indispensable partner.

Leadership Roles at Marex Group

  • Chief Executive Officer (Americas) - Ram Vittal
  • Chief Executive Officer (APAC) - Arthur Fan
  • Chief Financial Officer - Michael Bolan
  • Chief Operating Officer - ANZ - Robert Khoury
  • Group President, The Leese Trading - Eric Leese
  • President - Bill Kunmann
  • Chief Operations Officer - John McKoane
  • Chief Administrative Officer (Americas) - Sarah Masterson
  • Ram Vittal - Chief Executive Officer (Americas)

    Ram Vittal, the Chief Executive Officer (Americas) at Marex Group, spearheads strategic initiatives and operational oversight for the Americas region. Vittal drives market penetration and revenue growth by expanding Marex Group's presence and service offerings across North and South American energy, commodities, and financial markets. This executive leadership involves fostering key client relationships and ensuring the delivery of essential liquidity and infrastructure services. Ram Vittal's focus is on adapting the company's technology-powered data and advisory services to meet regional demands. The Chief Executive Officer (Americas) ensures seamless integration of regional operations with global strategies, solidifying Marex Group's position as a vital partner in these dynamic markets. Vittal's leadership cultivates a culture of innovation and client-centricity throughout the Americas.
    Ram Vittal

    Arthur Fan - Chief Executive Officer (APAC)

    Arthur Fan, the Chief Executive Officer (APAC) at Marex Group, directs the strategic vision and operational execution across the Asia-Pacific region. Fan is responsible for expanding Marex Group's market share and enhancing its service portfolio, including liquidity provision and market access, within the diverse APAC energy, commodities, and financial landscapes. This leadership position involves cultivating strong partnerships and ensuring the effective deployment of technology-powered data and advisory services. Arthur Fan's mandate includes driving growth and operational excellence throughout the APAC territories. The Chief Executive Officer (APAC) ensures that regional strategies align with the company's global objectives, reinforcing Marex Group's role as an indispensable partner in these critical markets.
    Arthur Fan

    Michael Bolan - Chief Financial Officer

    Michael Bolan, the Chief Financial Officer at Marex Group, directs all financial operations and strategic fiscal planning. Bolan oversees the company's financial health, managing budgets, financial reporting, and capital allocation to support Marex Group's expansion in energy, commodities, and financial markets. This leadership role involves ensuring robust financial controls and driving profitability through efficient resource management. Michael Bolan's expertise is critical in navigating complex market dynamics and maintaining investor confidence. The Chief Financial Officer's responsibilities extend to optimizing financial strategies that align with the company's mission of providing essential liquidity and market access. By meticulously managing financial resources, Bolan ensures the platform's stability and capacity for growth across all operational geographies.

    Robert Khoury - Chief Operating Officer - ANZ

    Robert Khoury, the Chief Operating Officer - ANZ at Marex Group, manages all operational functions within the Australia and New Zealand region. Khoury ensures the efficient delivery of Marex Group's core services, including market access, liquidity provision, and infrastructure support, tailored to the specific needs of clients in the ANZ energy, commodities, and financial sectors. This role involves optimizing operational workflows and implementing best practices to enhance service delivery and client satisfaction. Robert Khoury's oversight guarantees that technology-powered data and advisory services are effectively deployed to support regional market participants. The Chief Operating Officer - ANZ plays a crucial part in expanding Marex Group's footprint and solidifying its reputation as an essential partner in the region.

    Eric Leese - Group President, The Leese Trading

    Eric Leese, the Group President, The Leese Trading at Marex Group, leads the strategic direction and operational performance of The Leese Trading division. Leese focuses on enhancing the division's capabilities in providing specialized trading services, market access, and liquidity within the energy and commodities sectors. This executive position involves driving innovation and ensuring that The Leese Trading aligns with Marex Group's broader mission of being an essential partner. Eric Leese's oversight is crucial for maintaining competitive advantage and fostering client relationships. The Group President, The Leese Trading, spearheads initiatives that support the division's growth and its contribution to the overall financial services platform.

    Bill Kunmann - President

    Bill Kunmann, the President at Marex Group, provides high-level strategic guidance and leadership across the organization. Kunmann's role involves overseeing key initiatives that enhance Marex Group's position as a diversified global financial services platform, focusing on delivering essential liquidity, market access, and infrastructure services. This leadership function contributes to the company's expansion in energy, commodities, and financial markets. Bill Kunmann's experience is vital in shaping the company's strategic direction and fostering its growth. The President ensures that Marex Group continues to leverage technology-powered data and advisory services to serve as an indispensable partner to its diverse client base.
    Bill Kunmann

    John McKoane - Chief Operations Officer

    John McKoane, the Chief Operations Officer at Marex Group, oversees the global operational framework that supports the company's diverse financial services platform. McKoane drives efficiency and scalability across all operational departments, ensuring seamless market access, liquidity provision, and infrastructure services for clients worldwide. This executive function involves optimizing processes and implementing advanced technologies to enhance service delivery in energy, commodities, and financial markets. John McKoane's strategic direction ensures the robust functioning of Marex Group's global operations. The Chief Operations Officer's responsibilities are central to maintaining the company's reputation as a reliable and essential partner, facilitating smooth transactions and providing critical data and advisory services.

    Sarah Masterson - Chief Administrative Officer (Americas)

    Sarah Masterson, the Chief Administrative Officer (Americas) at Marex Group, manages critical administrative functions and supports operational efficiency across the Americas region. Masterson ensures that internal processes and resources are aligned to facilitate the delivery of Marex Group's core services, including market access and liquidity provision. This role involves overseeing human resources, legal, and compliance frameworks to support the company's strategic objectives in energy, commodities, and financial markets. Sarah Masterson's leadership contributes to a stable and productive operating environment. The Chief Administrative Officer (Americas) plays a key part in enabling the company's growth and ensuring adherence to regulatory standards throughout the region.

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    Frequently Asked Questions Regarding Marex Group Top Executives and Leadership Team

    Who leads Marex Group?
    Marex Group is led by Ram Vittal (Chief Executive Officer (Americas)), along with executives such as Arthur Fan (Chief Executive Officer (APAC)) and Michael Bolan (Chief Financial Officer).
    Who is part of Marex Group’s executive team?
    The executive team of Marex Group includes leaders such as Ram Vittal (Chief Executive Officer (Americas)), Arthur Fan (Chief Executive Officer (APAC)), Michael Bolan (Chief Financial Officer) and other senior executives.
    How many executives does Marex Group have?
    Marex Group has 8 executives leading key business areas.
    What roles are included in Marex Group’s leadership team?
    The leadership team of Marex Group includes roles such as Chief Executive Officer (Americas), Chief Executive Officer (APAC), Chief Financial Officer, Chief Operating Officer - ANZ, Group President, The Leese Trading.