SCOR Executive and Leadership Team

May, 2026

Leadership Overview

SCOR has 8 executives leading key functions including strategy, finance, technology, operations, and medical oversight.

Driven by a commitment to financial stability and innovation, SCOR provides essential reinsurance solutions across life, health, property, and casualty sectors, shaping global risk management.

Leadership Roles at SCOR

  • Chief Executive Officer - George Leung
  • Chief Financial Officer - Colin Weir
  • Chief Financial Officer, Operations (Brazil) - Vanessa Arteaga
  • Senior Vice President, Finance Director and Chief Financial Officer - US P & C - Michaël Souquet
  • Director, Financial & Chief Financial Officer, Local - William Sheft
  • Senior Portfolio Manager, Operations & Chief Operating Officer, TA (US) - Diana Ardila
  • Chief Technology Officer - Andrew Flasko
  • Chief Medical Officer - Mark Li
  • George Leung - Chief Executive Officer

    George Leung, the Chief Executive Officer at SCOR, directs the company's overarching strategy and global operations. Leung's leadership focuses on driving SCOR's mission to provide robust reinsurance solutions across life, health, property, and casualty markets. This executive role involves setting the strategic vision for the company, ensuring alignment with market demands and regulatory landscapes. Leung oversees the integration of various business units to foster synergistic growth and operational efficiency. The Chief Executive Officer's responsibilities extend to cultivating key stakeholder relationships, including investors and regulatory bodies, thereby reinforcing SCOR's position as a trusted global reinsurer. George Leung's strategic direction ensures the company's sustained profitability and market leadership in the competitive reinsurance industry.

    Colin Weir - Chief Financial Officer

    Colin Weir, the Chief Financial Officer at SCOR, manages the company's financial health and strategic fiscal planning. Weir's oversight encompasses all financial operations, including accounting, treasury, and capital management, ensuring SCOR maintains robust financial stability. This critical role involves developing and executing financial strategies that support the company's growth objectives and risk appetite across its diverse reinsurance portfolios. The Chief Financial Officer collaborates closely with other C-suite executives to optimize resource allocation and drive profitability. Colin Weir's expertise is vital in navigating complex financial markets and regulatory environments, safeguarding the company's assets and enhancing shareholder value. The Chief Financial Officer's strategic insights guide SCOR's investment decisions and financial performance.

    Vanessa Arteaga - Chief Financial Officer, Operations (Brazil)

    Vanessa Arteaga, the Chief Financial Officer, Operations (Brazil) at SCOR, leads financial management and operational strategy within the Brazilian market. Arteaga's role involves overseeing all financial activities, including budgeting, forecasting, and financial reporting, tailored to the specific economic landscape of Brazil. This executive position is critical for ensuring the financial health and strategic growth of SCOR's operations in the region. The Chief Financial Officer, Operations (Brazil) collaborates with local and global teams to implement financial controls and drive operational efficiencies. Vanessa Arteaga's expertise is essential for navigating Brazil's regulatory framework and market dynamics, supporting SCOR's expansion and profitability. The Chief Financial Officer, Operations (Brazil) ensures robust financial governance and strategic resource deployment.

    Michaël Souquet - Senior Vice President, Finance Director and Chief Financial Officer - US P & C

    Michaël Souquet, the Senior Vice President, Finance Director and Chief Financial Officer - US P & C at SCOR, directs financial strategy and operations for the US Property & Casualty reinsurance segment. Souquet's leadership encompasses financial planning, analysis, and reporting, ensuring fiscal discipline and profitability for this key business line. This executive role is vital in managing the financial intricacies of the P&C market, optimizing capital allocation, and mitigating financial risks. The Chief Financial Officer - US P & C works closely with underwriting and claims teams to align financial objectives with business performance. Michaël Souquet's strategic financial insights are crucial for SCOR's sustained success and market competitiveness in the US P&C sector. The Senior Vice President, Finance Director and Chief Financial Officer - US P & C drives financial excellence and supports strategic growth initiatives.

    William Sheft - Director, Financial & Chief Financial Officer, Local

    William Sheft, the Director, Financial & Chief Financial Officer, Local at SCOR, oversees the financial management and strategic direction for local market operations. Sheft's responsibilities include ensuring the financial integrity and performance of regional business units, managing budgets, and implementing financial controls. This executive position is key to SCOR's localized growth strategies, adapting financial planning to specific market needs and regulatory requirements. The Chief Financial Officer, Local collaborates with divisional leaders to drive profitability and operational efficiency. William Sheft's financial acumen supports SCOR's ability to respond effectively to local market dynamics and maintain a strong financial footing. The Director, Financial & Chief Financial Officer, Local ensures sound financial governance and contributes to sustainable business development.

    Diana Ardila - Senior Portfolio Manager, Operations & Chief Operating Officer, TA (US)

    Diana Ardila, the Senior Portfolio Manager, Operations & Chief Operating Officer, TA (US) at SCOR, directs operational strategies and portfolio management within the United States. Ardila's responsibilities focus on optimizing the efficiency and effectiveness of SCOR's operational functions, particularly within the US market. This executive position involves overseeing the day-to-day management of key business processes, ensuring seamless execution of reinsurance services. The Chief Operating Officer, TA (US) plays a crucial role in aligning operational capabilities with SCOR's strategic goals, driving performance improvements and managing risk effectively. Diana Ardila's leadership ensures that SCOR's US operations meet the highest standards of service and financial prudence. The Senior Portfolio Manager, Operations & Chief Operating Officer, TA (US) is instrumental in enhancing client satisfaction and operational resilience.

    Andrew Flasko - Chief Technology Officer

    Andrew Flasko, the Chief Technology Officer at SCOR, architects and executes the company's technology strategy, driving innovation across its reinsurance operations. Flasko's mandate includes overseeing the development and implementation of advanced technological solutions that enhance operational efficiency, data security, and client service delivery. This role is pivotal in leveraging digital transformation to optimize SCOR's offerings in life, health, property, and casualty reinsurance. The Chief Technology Officer collaborates with business units to identify technological opportunities and risks, ensuring SCOR remains at the forefront of industry advancements. Andrew Flasko's leadership ensures the robust and scalable infrastructure required to support SCOR's global reach and complex risk assessment processes. The Chief Technology Officer champions the adoption of cutting-edge technologies to maintain a competitive edge.

    Mark Li - Chief Medical Officer

    Mark Li, the Chief Medical Officer at SCOR, provides critical medical expertise and strategic guidance across the company's life and health reinsurance portfolios. Li's role involves assessing health-related risks, developing underwriting guidelines, and advising on medical trends impacting the insurance industry. This executive position is essential for SCOR's ability to accurately price and manage health and mortality risks globally. The Chief Medical Officer collaborates with actuarial and underwriting teams to ensure sound risk selection and claims management practices. Mark Li's medical insights are fundamental to SCOR's product development and its commitment to providing innovative reinsurance solutions. The Chief Medical Officer champions evidence-based approaches to medical risk assessment and management.

    Explore Leadership Teams in Insurance

    Frequently Asked Questions Regarding SCOR Top Executives and Leadership Team

    Who leads SCOR?
    SCOR is led by George Leung (Chief Executive Officer), along with executives such as Colin Weir (Chief Financial Officer) and Vanessa Arteaga (Chief Financial Officer, Operations (Brazil)).
    Who is part of SCOR’s executive team?
    The executive team of SCOR includes leaders such as George Leung (Chief Executive Officer), Colin Weir (Chief Financial Officer), Vanessa Arteaga (Chief Financial Officer, Operations (Brazil)) and other senior executives.
    How many executives does SCOR have?
    SCOR has 8 executives leading key business areas.
    What roles are included in SCOR’s leadership team?
    The leadership team of SCOR includes roles such as Chief Executive Officer, Chief Financial Officer, Chief Financial Officer, Operations (Brazil), Senior Vice President, Finance Director and Chief Financial Officer - US P & C, Director, Financial & Chief Financial Officer, Local.