Sompo Executive and Leadership Team

August, 2026

Leadership Overview

Sompo has 4 executives leading key functions including operations, financial strategy, risk management, and retail casualty insurance.

Focused on delivering comprehensive risk management solutions, Sompo empowers global clients to achieve long-term financial resilience through a diverse portfolio of property, casualty, and reinsurance products.

Leadership Roles at Sompo

  • Group Chief Financial Officer, Vice President & Director - Katsuyuki Tajiri
  • Group Deputy Chief Financial Officer (Sompo Holdings) & Chief Financial Officer (Sompo P&C) - Nicolas Burnet
  • Chief Operating Officer - Melissa Plaxton
  • Senior Vice President. Chief Operating Officer, Retail Casualty and Middle Market. North America - Gareth Goodleser
  • Katsuyuki Tajiri - Group Chief Financial Officer, Vice President & Director

    Katsuyuki Tajiri, the Group Chief Financial Officer, Vice President & Director at Sompo, manages the fiscal health and capital allocation strategies for the entire organization. Overseeing global financial reporting and investment portfolios, the Group Chief Financial Officer, Vice President & Director ensures that the company maintains robust liquidity to support property and casualty insurance obligations. Tajiri architects long-term financial planning models that account for international market fluctuations and regulatory requirements. By collaborating with the Board, the Group Chief Financial Officer, Vice President & Director aligns capital deployment with the overarching mission of providing resilient risk management solutions. Katsuyuki Tajiri drives the strategic financial vision, ensuring that all business units operate within sustainable budgetary frameworks. Through precise analysis of global economic trends, Tajiri optimizes the balance sheet to support expansion and long-term value creation for stakeholders across the international network.

    Nicolas Burnet - Group Deputy Chief Financial Officer (Sompo Holdings) & Chief Financial Officer (Sompo P&C)

    Nicolas Burnet, the Group Deputy Chief Financial Officer (Sompo Holdings) & Chief Financial Officer (Sompo P&C) at Sompo, executes financial oversight for the property and casualty division while supporting group-level fiscal strategy. Overseeing the financial performance of core insurance products, the Group Deputy Chief Financial Officer (Sompo Holdings) & Chief Financial Officer (Sompo P&C) ensures that underwriting profitability remains consistent with corporate risk appetite. Burnet architects detailed financial controls that mitigate exposure in commercial and consumer insurance markets. By managing the intersection of holding company requirements and operational P&C needs, the Group Deputy Chief Financial Officer (Sompo Holdings) & Chief Financial Officer (Sompo P&C) maintains strict adherence to global accounting standards. Nicolas Burnet drives the development of analytical tools that track regional performance, ensuring that the organization effectively manages risk across diverse industries. Through disciplined financial management, Burnet supports the overall resilience of the company's global insurance portfolio.

    Melissa Plaxton - Chief Operating Officer

    Melissa Plaxton, the Chief Operating Officer at Sompo, directs the internal infrastructure and operational workflows necessary to support global insurance delivery. Overseeing the integration of technology across business units, the Chief Operating Officer ensures that administrative processes align with the broader corporate objective of providing seamless risk management solutions. Plaxton architects scalable systems that enhance service delivery for commercial and consumer insurance clients. By streamlining cross-departmental communication, the Chief Operating Officer facilitates rapid response times for complex reinsurance claims. This leadership role involves constant evaluation of operational efficiency to maintain competitive advantages in the international market. Melissa Plaxton drives the implementation of digital transformation initiatives, ensuring that the organization remains agile in a volatile economic landscape. Through rigorous oversight of internal resources, Plaxton secures the operational stability required for sustained growth and excellence in the global insurance sector.

    Gareth Goodleser - Senior Vice President. Chief Operating Officer, Retail Casualty and Middle Market. North America

    Gareth Goodleser, the Senior Vice President. Chief Operating Officer, Retail Casualty and Middle Market. North America at Sompo, directs the operational strategy for retail casualty and middle-market insurance segments across the North American region. Overseeing the delivery of specialized risk management solutions, the Senior Vice President. Chief Operating Officer, Retail Casualty and Middle Market. North America ensures that regional service offerings meet the specific needs of businesses and organizations. Goodleser architects efficient underwriting processes that allow for rapid market penetration and customer acquisition. By coordinating with regional sales teams, the Senior Vice President. Chief Operating Officer, Retail Casualty and Middle Market. North America drives growth in the competitive North American landscape. Gareth Goodleser manages the operational execution of complex insurance programs, ensuring that clients receive consistent support. Through focused leadership, Goodleser strengthens the company's market position by delivering tailored insurance products that address the unique risk profiles of middle-market enterprises.

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    Frequently Asked Questions Regarding Sompo Top Executives and Leadership Team

    Who leads Sompo?
    Sompo is led by Katsuyuki Tajiri (Group Chief Financial Officer, Vice President & Director), along with executives such as Nicolas Burnet (Group Deputy Chief Financial Officer (Sompo Holdings) & Chief Financial Officer (Sompo P&C)) and Melissa Plaxton (Chief Operating Officer).
    Who is part of Sompo’s executive team?
    The executive team of Sompo includes leaders such as Katsuyuki Tajiri (Group Chief Financial Officer, Vice President & Director), Nicolas Burnet (Group Deputy Chief Financial Officer (Sompo Holdings) & Chief Financial Officer (Sompo P&C)), Melissa Plaxton (Chief Operating Officer) and other senior executives.
    How many executives does Sompo have?
    Sompo has 4 executives leading key business areas.
    What roles are included in Sompo’s leadership team?
    The leadership team of Sompo includes roles such as Group Chief Financial Officer, Vice President & Director, Group Deputy Chief Financial Officer (Sompo Holdings) & Chief Financial Officer (Sompo P&C), Chief Operating Officer, Senior Vice President. Chief Operating Officer, Retail Casualty and Middle Market. North America.