Guy Carpenter Executive and Leadership Team

October, 2026

Leadership Overview

Guy Carpenter has 10 executives leading key functions including global strategy, regional operations, analytics, and advisory services.

Focused on delivering advanced risk management and capital solutions, Guy Carpenter empowers clients to navigate complex market landscapes through data-driven insights and specialized reinsurance expertise.

Leadership Roles at Guy Carpenter

  • Chief Executive Officer - Asaf Grinstein
  • President & Chief Executive Officer - Dean Klisura
  • Chief Executive Officer (Brazil) - Pedro d'Amoed
  • Global Chief Executive Officer, Analytics & Advisory - Daniel Becker
  • Chief Executive Officer Colombia - Mauricio Parra
  • Chief Executive Officer, Imea - Atish Suri
  • Deputy Chief Executive Officer - Michael Berler
  • Deputy Chief Executive Officer - Stephanie Chaves
  • Managing Director - Marcelo Mayer
  • Managing Director - Valerie O'Hearn
  • Asaf Grinstein - Chief Executive Officer

    Asaf Grinstein, the Chief Executive Officer at Guy Carpenter, directs the overarching corporate strategy and risk advisory operations. Overseeing the integration of reinsurance solutions, the Chief Executive Officer ensures alignment with global market demands. This leadership role involves driving business growth through the deployment of sophisticated capital solutions. By fostering collaboration across internal departments, Asaf Grinstein maintains the firm's competitive edge in the insurance sector. The Chief Executive Officer monitors performance metrics to guarantee operational excellence and long-term stability. Through the implementation of rigorous risk management frameworks, the Chief Executive Officer supports the expansion of client portfolios. Ultimately, Grinstein secures the firm's position as a premier broker by prioritizing innovation and client-centric service delivery across all international markets.
    Asaf Grinstein

    Dean Klisura - President & Chief Executive Officer

    Dean Klisura, the President & Chief Executive Officer at Guy Carpenter, manages the firm's executive leadership and strategic direction. Overseeing the execution of complex reinsurance transactions, the President & Chief Executive Officer ensures the delivery of high-value risk advisory services. This leadership role involves coordinating with the Board to refine business growth initiatives and capital allocation strategies. By optimizing internal processes, Dean Klisura enhances the efficiency of the brokerage operations. The President & Chief Executive Officer drives the firm's commitment to providing comprehensive risk management solutions for diverse global clients. Through the cultivation of strong industry partnerships, the President & Chief Executive Officer strengthens the company's market presence. Ultimately, Klisura maintains the firm's reputation for excellence by overseeing the successful implementation of strategic objectives across all business units.
    Dean Klisura

    Pedro d'Amoed - Chief Executive Officer (Brazil)

    Pedro d'Amoed, the Chief Executive Officer (Brazil) at Guy Carpenter, directs all risk advisory and reinsurance brokerage activities within the South American market. Overseeing regional operations, the Chief Executive Officer (Brazil) ensures the effective delivery of capital solutions to local insurance providers. This leadership role involves navigating complex regulatory environments to facilitate business growth and client retention. By leveraging deep market knowledge, Pedro d'Amoed optimizes risk management strategies tailored to the specific needs of the Brazilian insurance landscape. The Chief Executive Officer (Brazil) coordinates with global leadership to align regional performance with corporate objectives. Through the expansion of local service capabilities, the Chief Executive Officer (Brazil) drives significant revenue growth. Ultimately, d'Amoed secures the firm's market leadership by providing specialized expertise and robust support to regional partners.
    Pedro d'Amoed

    Daniel Becker - Global Chief Executive Officer, Analytics & Advisory

    Daniel Becker, the Global Chief Executive Officer, Analytics & Advisory at Guy Carpenter, architects the firm's data-driven risk modeling and strategic advisory platforms. Overseeing the development of advanced analytical tools, the Global Chief Executive Officer, Analytics & Advisory ensures that clients receive precise insights for complex risk management decisions. This leadership role involves integrating sophisticated technology into the brokerage process to enhance capital efficiency. By directing the global analytics team, Daniel Becker supports the firm's mission to provide unparalleled reinsurance expertise. The Global Chief Executive Officer, Analytics & Advisory collaborates with regional leaders to deploy customized advisory solutions across international markets. Through the continuous refinement of modeling methodologies, the Global Chief Executive Officer, Analytics & Advisory drives innovation in risk assessment. Ultimately, Becker strengthens the firm's value proposition by delivering actionable intelligence that supports sustainable business growth.

    Mauricio Parra - Chief Executive Officer Colombia

    Mauricio Parra, the Chief Executive Officer Colombia at Guy Carpenter, directs the firm's risk advisory and reinsurance brokerage operations within the Colombian market. Overseeing regional business development, the Chief Executive Officer Colombia ensures the effective implementation of capital solutions for local insurance entities. This leadership role involves identifying growth opportunities and managing client relationships to maintain a strong market presence. By applying specialized risk management expertise, Mauricio Parra addresses the unique challenges of the regional insurance sector. The Chief Executive Officer Colombia coordinates with global teams to ensure the seamless delivery of advisory services. Through the optimization of local operational workflows, the Chief Executive Officer Colombia enhances service efficiency and client satisfaction. Ultimately, Parra drives the firm's success in the region by providing strategic guidance and robust support to local partners.

    Atish Suri - Chief Executive Officer, Imea

    Atish Suri, the Chief Executive Officer, Imea at Guy Carpenter, directs all reinsurance brokerage and risk advisory initiatives across the India, Middle East, and Africa regions. Overseeing regional expansion, the Chief Executive Officer, Imea ensures the delivery of tailored capital solutions to diverse insurance markets. This leadership role involves managing complex client portfolios and navigating regional economic nuances to drive business growth. By leveraging deep industry expertise, Atish Suri optimizes risk management strategies for local partners. The Chief Executive Officer, Imea coordinates with global leadership to align regional performance with the firm's overarching strategic goals. Through the development of strong local networks, the Chief Executive Officer, Imea enhances the firm's competitive position. Ultimately, Suri secures long-term success by providing specialized advisory services that address the specific risk profiles of the IMEA region.

    Michael Berler - Deputy Chief Executive Officer

    Michael Berler, the Deputy Chief Executive Officer at Guy Carpenter, supports the execution of corporate strategy and oversees internal operational efficiency. Overseeing the alignment of business functions, the Deputy Chief Executive Officer ensures that the firm's risk advisory and brokerage teams operate with maximum effectiveness. This leadership role involves managing cross-departmental initiatives to streamline service delivery and enhance client outcomes. By focusing on internal scaling, Michael Berler optimizes the firm's resource allocation and operational infrastructure. The Deputy Chief Executive Officer collaborates with the executive team to implement growth strategies and improve performance metrics. Through the continuous monitoring of operational workflows, the Deputy Chief Executive Officer drives improvements in service quality. Ultimately, Berler supports the firm's mission by ensuring that all internal processes effectively facilitate the delivery of high-value capital solutions to global clients.

    Stephanie Chaves - Deputy Chief Executive Officer

    Stephanie Chaves, the Deputy Chief Executive Officer at Guy Carpenter, directs the firm's strategic focus on supply chain logistics and operational risk management. Overseeing the integration of specialized risk advisory services, the Deputy Chief Executive Officer ensures that the firm's brokerage operations remain resilient and efficient. This leadership role involves coordinating with global teams to refine service delivery models and enhance client support. By focusing on the optimization of supply chain risk frameworks, Stephanie Chaves provides critical value to clients navigating complex market disruptions. The Deputy Chief Executive Officer collaborates with senior leadership to drive business growth through innovative capital solutions. Through the implementation of robust operational strategies, the Deputy Chief Executive Officer strengthens the firm's market position. Ultimately, Chaves supports the firm's mission by ensuring that all operational activities are aligned with the highest standards of risk management excellence.

    Marcelo Mayer - Managing Director

    Marcelo Mayer, the Managing Director at Guy Carpenter, directs the firm's specialized reinsurance brokerage activities and client advisory services. Overseeing the development of complex risk transfer solutions, the Managing Director ensures that clients receive tailored support for their unique business growth needs. This leadership role involves managing high-level client relationships and providing strategic guidance on capital management. By leveraging deep industry knowledge, Marcelo Mayer optimizes the firm's service offerings to address evolving market risks. The Managing Director collaborates with global teams to ensure the seamless execution of reinsurance transactions. Through the continuous improvement of advisory methodologies, the Managing Director drives excellence in client service delivery. Ultimately, Mayer secures the firm's reputation as a trusted advisor by providing actionable insights and robust support that enable clients to achieve their long-term financial objectives.

    Valerie O'Hearn - Managing Director

    Valerie O'Hearn, the Managing Director at Guy Carpenter, directs the firm's strategic initiatives related to business growth and market expansion. Overseeing the implementation of capital solutions, the Managing Director ensures that the firm's risk advisory services effectively meet the needs of diverse global clients. This leadership role involves coordinating with cross-functional teams to drive innovation in brokerage operations and service delivery. By focusing on the development of new market opportunities, Valerie O'Hearn enhances the firm's competitive advantage. The Managing Director collaborates with senior leadership to refine business strategies and improve operational performance. Through the application of rigorous risk management principles, the Managing Director supports the firm's mission to provide comprehensive solutions. Ultimately, O'Hearn strengthens the firm's market position by delivering high-value advisory services that foster sustainable growth and long-term client success.

    Explore Leadership Teams in Insurance

    Frequently Asked Questions Regarding Guy Carpenter Top Executives and Leadership Team

    Who leads Guy Carpenter?
    Guy Carpenter is led by Asaf Grinstein (Chief Executive Officer), along with executives such as Dean Klisura (President & Chief Executive Officer) and Pedro d'Amoed (Chief Executive Officer (Brazil)).
    Who is part of Guy Carpenter’s executive team?
    The executive team of Guy Carpenter includes leaders such as Asaf Grinstein (Chief Executive Officer), Dean Klisura (President & Chief Executive Officer), Pedro d'Amoed (Chief Executive Officer (Brazil)) and other senior executives.
    How many executives does Guy Carpenter have?
    Guy Carpenter has 10 executives leading key business areas.
    What roles are included in Guy Carpenter’s leadership team?
    The leadership team of Guy Carpenter includes roles such as Chief Executive Officer, President & Chief Executive Officer, Chief Executive Officer (Brazil), Global Chief Executive Officer, Analytics & Advisory, Chief Executive Officer Colombia.