Ascot Group Executive and Leadership Team

July, 2026

Leadership Overview

Ascot Group has 10 executives leading key functions including strategy, operations, finance, and technology.

Driven by a mission to solve for your brightest tomorrow, Ascot Group operates as a pre-eminent specialty risk assumption organization, leveraging global platforms and a collaborative ecosystem to deliver agile, resilient, and disciplined insurance and reinsurance solutions worldwide.

Leadership Roles at Ascot Group

  • Group Chief Executive Officer & President - Jonathan Zaffino
  • Chief Financial Officer - Robert Houston
  • Group Chief Financial Officer - Mark Wilcox
  • Chief Financial Officer (US) - Shanelle Burke
  • Chief Operating Officer, US - Jesse Paulson
  • Chief of Staff - Christopher Burati
  • Chief Information Officer (US) - Andrew MacDonald
  • Group Chief Information Officer - Michael Kerrigan
  • Group Chief Information Officer - Owen Williams
  • Group Chief Human Resources Officer - William Thygeson
  • Jonathan Zaffino - Group Chief Executive Officer & President

    Jonathan Zaffino, the Group Chief Executive Officer & President at Ascot Group, directs the overarching strategy and operational execution for the global specialty risk assumption organization. Zaffino guides the company's mission to provide agile, collaborative, resilient, and disciplined insurance and reinsurance solutions across its worldwide platforms. This leadership role involves setting the strategic vision for Ascot's ecosystem of interconnected global platforms, including its Lloyds and Bermuda operations, and its U.S. presence via Ascot U.S. and Ethos. Jonathan Zaffino ensures alignment with the core purpose of solving for clients' brightest tomorrows, driving market impact through disciplined risk management and innovative underwriting. The President's responsibilities encompass fostering a culture of resilience and collaboration throughout the organization, directly influencing Ascot's market position and long-term growth trajectory.
    Jonathan Zaffino

    Robert Houston - Chief Financial Officer

    Robert Houston, the Chief Financial Officer at Ascot Group, oversees the financial strategy and fiscal health of the global specialty risk assumption organization. Houston directs all financial planning, accounting, and reporting functions, ensuring robust fiscal discipline across Ascot's interconnected platforms. This leadership position is critical for maintaining the company's resilience and supporting its mission of solving for clients' brightest tomorrows through sound financial management. Robert Houston manages capital allocation, investment strategies, and risk management from a financial perspective, ensuring compliance with regulatory requirements in all operating regions, including Lloyds, Bermuda, and the United States. The Chief Financial Officer's oversight extends to driving profitability and optimizing financial performance to sustain Ascot's growth and market leadership in insurance and reinsurance.
    Robert Houston

    Mark Wilcox - Group Chief Financial Officer

    Mark Wilcox, the Group Chief Financial Officer at Ascot Group, manages the comprehensive financial operations and strategic fiscal planning for the global specialty risk assumption organization. Wilcox ensures rigorous financial discipline and robust capital management across all of Ascot's interconnected platforms, supporting the company's mission of resilience and long-term growth. This executive position involves overseeing accounting, financial reporting, treasury functions, and capital allocation strategies to optimize performance and maintain financial stability. Mark Wilcox plays a key part in guiding investment decisions and ensuring compliance with global financial regulations, supporting operations in Lloyds, Bermuda, and the United States. The Group Chief Financial Officer's leadership is essential for driving profitability and sustaining Ascot's capacity to provide innovative insurance and reinsurance solutions.

    Shanelle Burke - Chief Financial Officer (US)

    Shanelle Burke, the Chief Financial Officer (US) at Ascot Group, directs the financial strategy and operations for the company's United States business segments, including Ascot U.S. and Ethos. Burke ensures strong financial governance and fiscal responsibility, supporting the delivery of agile and resilient insurance and reinsurance solutions within the U.S. market. This role involves managing budgeting, forecasting, financial analysis, and reporting specific to U.S. operations, aligning with the group's global financial objectives. Shanelle Burke collaborates closely with U.S. leadership to drive profitability and optimize financial performance, ensuring compliance with all relevant U.S. regulations. The Chief Financial Officer (US) is instrumental in supporting Ascot's strategic growth and operational excellence within the American insurance landscape.

    Jesse Paulson - Chief Operating Officer, US

    Jesse Paulson, the Chief Operating Officer, US at Ascot Group, oversees the operational execution and efficiency of the company's U.S. business platforms, including Ascot U.S. and Ethos. Paulson drives the implementation of strategies that enhance agility, collaboration, and resilience in delivering insurance and reinsurance solutions across the United States. This leadership role involves managing day-to-day operations, optimizing business processes, and ensuring seamless integration of services to meet client needs. Jesse Paulson works to align U.S. operational objectives with the global mission of Ascot Group, fostering a culture of discipline and continuous improvement. The Chief Operating Officer, US is critical in scaling operations, managing risk, and ensuring the effective delivery of specialty risk assumption services within the dynamic U.S. market.
    Jesse Paulson

    Christopher Burati - Chief of Staff

    Christopher Burati, the Chief of Staff at Ascot Group, facilitates strategic initiatives and operational efficiency across the global organization. Burati supports the executive leadership team in executing the company's mission of solving for brighter tomorrows through agility, collaboration, resilience, and discipline. This role involves coordinating cross-functional projects, driving key strategic priorities, and ensuring seamless communication between different business units and platforms, including Lloyds, Bermuda, and U.S. operations. Christopher Burati acts as a key liaison, translating high-level objectives into actionable plans and monitoring progress against strategic goals. The Chief of Staff's focus is on enhancing operational effectiveness and supporting the Group Chief Executive Officer & President in navigating complex business challenges and opportunities within the specialty risk assumption landscape.

    Andrew MacDonald - Chief Information Officer (US)

    Andrew MacDonald, the Chief Information Officer (US) at Ascot Group, leads the technology strategy and digital transformation initiatives specifically for the U.S. operations. MacDonald ensures that the technology infrastructure and systems effectively support Ascot's mission of providing agile and resilient insurance and reinsurance solutions within the United States. This role involves overseeing the development and implementation of IT strategies that enhance operational efficiency, data security, and client service across the Ascot U.S. and Ethos platforms. Andrew MacDonald collaborates with global IT leadership to align U.S. technology efforts with the broader organizational goals, driving innovation in areas such as data analytics and digital underwriting. The Chief Information Officer (US) is pivotal in leveraging technology to achieve business objectives and maintain a competitive edge in the U.S. market.

    Michael Kerrigan - Group Chief Information Officer

    Michael Kerrigan, the Group Chief Information Officer at Ascot Group, directs the global technology vision and execution across all of Ascot's interconnected platforms. Kerrigan is responsible for architecting and implementing robust, scalable, and secure IT systems that underpin the company's mission of delivering agile and resilient specialty risk solutions worldwide. This leadership role involves driving digital transformation, fostering innovation in technology, and ensuring that IT infrastructure supports the strategic objectives of the organization, including its Lloyds, Bermuda, and U.S. operations. Michael Kerrigan oversees the integration of technology across different business units, enhancing collaboration and operational efficiency. The Group Chief Information Officer's focus is on leveraging technology to solve complex challenges and enable Ascot's continued growth and market leadership.

    Owen Williams - Group Chief Information Officer

    Owen Williams, the Group Chief Information Officer at Ascot Group, spearheads the global technology strategy and operational framework for the organization. Williams drives the implementation of advanced IT solutions that enhance agility, collaboration, and resilience across Ascot's worldwide insurance and reinsurance platforms. This critical role involves overseeing the development and maintenance of secure, scalable technology infrastructure, ensuring seamless integration of systems across Lloyds, Bermuda, and U.S. operations. Owen Williams focuses on leveraging technology to solve complex business challenges and support the company's overarching mission of enabling brighter tomorrows for clients. The Group Chief Information Officer's leadership ensures that Ascot remains at the forefront of technological innovation within the specialty risk sector, driving efficiency and competitive advantage.

    William Thygeson - Group Chief Human Resources Officer

    William Thygeson, the Group Chief Human Resources Officer at Ascot Group, leads the global human capital strategy and talent management initiatives. Thygeson cultivates a high-performance culture centered on agility, collaboration, resilience, and discipline, essential for achieving Ascot's mission of solving for brighter tomorrows. This executive role involves overseeing all aspects of human resources, including talent acquisition, development, compensation, and employee engagement across the company's worldwide operations. William Thygeson ensures that Ascot attracts, retains, and develops top talent capable of driving innovation and excellence in the insurance and reinsurance sectors. The Group Chief Human Resources Officer's strategic focus is on building a robust organizational structure and fostering an environment that supports the company's long-term success and market leadership.

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    Frequently Asked Questions Regarding Ascot Group Top Executives and Leadership Team

    Who leads Ascot Group?
    Ascot Group is led by Jonathan Zaffino (Group Chief Executive Officer & President), along with executives such as Robert Houston (Chief Financial Officer) and Mark Wilcox (Group Chief Financial Officer).
    Who is part of Ascot Group’s executive team?
    The executive team of Ascot Group includes leaders such as Jonathan Zaffino (Group Chief Executive Officer & President), Robert Houston (Chief Financial Officer), Mark Wilcox (Group Chief Financial Officer) and other senior executives.
    How many executives does Ascot Group have?
    Ascot Group has 10 executives leading key business areas.
    What roles are included in Ascot Group’s leadership team?
    The leadership team of Ascot Group includes roles such as Group Chief Executive Officer & President, Chief Financial Officer, Group Chief Financial Officer, Chief Financial Officer (US), Chief Operating Officer, US.