StoneX Executive and Leadership Team

June, 2026

Leadership Overview

StoneX has 10 executives leading key functions including finance, information technology, operations, sales, and legal.

Driven by a commitment to global market access, StoneX provides an institutional-grade financial services network, connecting clients to the global markets ecosystem through advanced digital platforms and comprehensive execution services.

Leadership Roles at StoneX

  • Chief Executive Officer (Asia Pacific) - Greg Kallinikos
  • Chief Financial Officer - William Dunaway
  • Chief Operating Officer, Stonex Digital - Keith Coyne
  • Head Deputy Chief Operating Officer, Business Development & , Stonex Outsourced Trading - David Gingeleskie
  • Deputy Chief Operating Officer, Securities - Nicholas DeJarnette
  • President - Jon Beeson
  • Chief Information Officer - Abbey Perkins
  • Chief Technology Officer - Harpreet Gulati
  • Chief Sales Officer, CSO - Dorothy Lee
  • Chief Governance & Legal Officer - Diego Rotsztain
  • Greg Kallinikos - Chief Executive Officer (Asia Pacific)

    Greg Kallinikos, the Chief Executive Officer (Asia Pacific) at StoneX, directs the company's strategic initiatives and operational oversight across the Asia Pacific region. Kallinikos leads market expansion efforts, cultivating client relationships and ensuring StoneX's services align with regional market demands. This executive position involves driving business development, managing regional teams, and overseeing the delivery of financial services tailored to the Asia Pacific market. By fostering strong regional presence, Greg Kallinikos supports StoneX's global mission to connect clients to the world's financial markets. The Chief Executive Officer (Asia Pacific)'s leadership is critical for navigating diverse regulatory landscapes and capitalizing on growth opportunities within the region. Kallinikos's expertise strengthens StoneX's international footprint.
    Greg Kallinikos

    William Dunaway - Chief Financial Officer

    William Dunaway, the Chief Financial Officer at StoneX, directs the company's financial strategy and fiscal operations. Overseeing all aspects of financial planning, reporting, and capital management, Dunaway ensures robust financial health and compliance across the global enterprise. This leadership role involves managing investment portfolios, optimizing resource allocation, and driving profitability through strategic financial initiatives. By analyzing market trends and economic indicators, William Dunaway guides StoneX's financial trajectory, supporting its mission to connect clients to the global markets ecosystem. The Chief Financial Officer's oversight extends to risk management and ensuring the integrity of financial data, crucial for maintaining institutional-grade trust and operational excellence. Dunaway's expertise is vital for StoneX's sustained growth and market position.
    William Dunaway

    Keith Coyne - Chief Operating Officer, Stonex Digital

    Keith Coyne, the Chief Operating Officer, Stonex Digital at StoneX, manages the operational execution and strategic growth of the company's digital business segments. Coyne oversees the day-to-day operations, ensuring the seamless delivery of digital financial services and the integration of technology with client needs. This role involves optimizing operational workflows, enhancing service delivery, and driving efficiency across digital platforms. By focusing on operational excellence, Keith Coyne supports StoneX's commitment to providing clients with advanced digital access to global markets. The Chief Operating Officer, Stonex Digital's leadership is key to scaling digital offerings and maintaining high standards of service and reliability. Coyne's operational acumen is instrumental in advancing StoneX's digital transformation and market penetration.

    David Gingeleskie - Head Deputy Chief Operating Officer, Business Development & , Stonex Outsourced Trading

    David Gingeleskie, the Head Deputy Chief Operating Officer, Business Development & , Stonex Outsourced Trading at StoneX, drives strategic business development and operational enhancements for the outsourced trading division. Gingeleskie focuses on expanding service offerings and optimizing the operational framework for clients utilizing StoneX's outsourced trading solutions. This role involves identifying new market opportunities, forging strategic partnerships, and ensuring the efficient delivery of trading and execution services. By enhancing business development initiatives, David Gingeleskie supports StoneX's commitment to providing comprehensive lifecycle support for trades. The Head Deputy Chief Operating Officer, Business Development & , Stonex Outsourced Trading's leadership is vital for growing the outsourced trading segment and reinforcing StoneX's position as a full-service financial network. Gingeleskie's efforts contribute to client success and operational synergy.

    Nicholas DeJarnette - Deputy Chief Operating Officer, Securities

    Nicholas DeJarnette, the Deputy Chief Operating Officer, Securities at StoneX, oversees the operational integrity and strategic development of the company's securities division. DeJarnette manages the complex processes involved in securities trading, clearing, and settlement, ensuring compliance and efficiency. This leadership function involves optimizing operational workflows, enhancing risk management protocols, and supporting the delivery of best execution services for securities transactions. By ensuring robust operational frameworks, Nicholas DeJarnette supports StoneX's mission to provide clients with seamless access to global markets. The Deputy Chief Operating Officer, Securities's focus on operational excellence is critical for maintaining client trust and facilitating smooth post-trade activities. DeJarnette's contributions are essential for the reliable functioning of StoneX's securities operations.

    Jon Beeson - President

    Jon Beeson, the President at StoneX, holds a pivotal leadership position overseeing broad operational and strategic functions within the company. Beeson directs key initiatives aimed at enhancing StoneX's market position and expanding its global reach. This executive role involves driving cross-functional collaboration, ensuring alignment with the company's overarching mission, and fostering a culture of excellence. By championing strategic objectives, Jon Beeson contributes significantly to StoneX's ability to connect clients to the global markets ecosystem. The President's leadership is vital for executing complex business strategies and ensuring the sustained growth and success of the organization. Beeson's influence is critical in guiding StoneX's trajectory and operational effectiveness.

    Abbey Perkins - Chief Information Officer

    Abbey Perkins, the Chief Information Officer at StoneX, architects the company's technology infrastructure and digital transformation initiatives. Perkins drives the development and implementation of innovative technological solutions that enhance client experience and operational efficiency across StoneX's global network. This critical role involves overseeing cybersecurity, data management, and the integration of digital platforms that support end-to-end clearing and execution services. By ensuring the reliability and scalability of IT systems, Abbey Perkins supports StoneX's mission to provide seamless access to the global markets. The Chief Information Officer's strategic vision is essential for maintaining a competitive edge in the finance industry, enabling StoneX to deliver high-touch service and deep expertise. Perkins' leadership ensures that technology serves as a core enabler of StoneX's business objectives.
    Abbey Perkins

    Harpreet Gulati - Chief Technology Officer

    Harpreet Gulati, the Chief Technology Officer at StoneX, spearheads the technological innovation and development that underpins the company's financial services network. Gulati directs the engineering teams responsible for building and enhancing the digital platforms that connect clients to global markets, ensuring best-in-class execution and clearing services. This leadership position focuses on advancing the technological capabilities that support StoneX's end-to-end trade lifecycle services, from consulting to post-trade settlement. By fostering a culture of technological excellence, Harpreet Gulati ensures StoneX remains at the forefront of financial technology. The Chief Technology Officer's strategic oversight is crucial for developing scalable, secure, and efficient systems that meet the evolving needs of traders and investors worldwide. Gulati's contributions are fundamental to StoneX's operational integrity and market reach.
    Harpreet Gulati

    Dorothy Lee - Chief Sales Officer, CSO

    Dorothy Lee, the Chief Sales Officer, CSO at StoneX, directs the company's global sales strategy and revenue generation efforts. Lee leads the sales organization, driving client acquisition and retention across all market segments and geographies. This executive role involves developing and executing sales plans, fostering client relationships, and ensuring the sales team effectively communicates StoneX's value proposition. By expanding market reach, Dorothy Lee supports StoneX's objective of connecting organizations, traders, and investors to the global markets ecosystem. The Chief Sales Officer, CSO's leadership is paramount in achieving revenue targets and solidifying StoneX's market presence. Lee's strategic sales leadership is crucial for the company's sustained growth and client engagement.
    Diego Rotsztain, the Chief Governance & Legal Officer at StoneX, provides strategic legal counsel and oversees corporate governance practices across the organization. Rotsztain ensures StoneX operates in full compliance with all applicable laws and regulations, managing legal risks and advising on corporate structure. This critical role involves safeguarding the company's legal interests, managing litigation, and advising the board of directors on governance matters. By maintaining high standards of legal and ethical conduct, Diego Rotsztain supports StoneX's commitment to institutional-grade operations and client trust. The Chief Governance & Legal Officer's expertise is essential for navigating complex regulatory environments and upholding the integrity of StoneX's financial services network. Rotsztain's guidance is fundamental to StoneX's stability and reputation.
    Diego Rotsztain

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    Frequently Asked Questions Regarding StoneX Top Executives and Leadership Team

    Who leads StoneX?
    StoneX is led by Greg Kallinikos (Chief Executive Officer (Asia Pacific)), along with executives such as William Dunaway (Chief Financial Officer) and Keith Coyne (Chief Operating Officer, Stonex Digital).
    Who is part of StoneX’s executive team?
    The executive team of StoneX includes leaders such as Greg Kallinikos (Chief Executive Officer (Asia Pacific)), William Dunaway (Chief Financial Officer), Keith Coyne (Chief Operating Officer, Stonex Digital) and other senior executives.
    How many executives does StoneX have?
    StoneX has 10 executives leading key business areas.
    What roles are included in StoneX’s leadership team?
    The leadership team of StoneX includes roles such as Chief Executive Officer (Asia Pacific), Chief Financial Officer, Chief Operating Officer, Stonex Digital, Head Deputy Chief Operating Officer, Business Development & , Stonex Outsourced Trading, Deputy Chief Operating Officer, Securities.