Leadership Overview
Loomis Sayles has 8 executives leading key functions including strategy, information technology, technical infrastructure, operational management, financial oversight, institutional services, growth equity, and human resources.
Committed to delivering superior investment management solutions for institutional and mutual fund clients globally, Loomis Sayles maintains a rigorous focus on long-term value creation and disciplined financial stewardship.
Committed to delivering superior investment management solutions for institutional and mutual fund clients globally, Loomis Sayles maintains a rigorous focus on long-term value creation and disciplined financial stewardship.
Leadership Roles at Loomis Sayles
Kevin Charleston - Chairman, Chief Executive Officer & President
Kevin Charleston, the Chairman, Chief Executive Officer & President at Loomis Sayles, directs the overarching strategic vision for the firm. Overseeing global investment operations, the Chairman, Chief Executive Officer & President ensures alignment between client objectives and portfolio performance. This leadership role involves navigating complex financial markets while maintaining the firm's reputation for excellence. By fostering a culture of research-driven decision-making, Kevin Charleston directly impacts the firm's ability to meet the needs of institutional and mutual fund clients worldwide. Charleston secures long-term growth by prioritizing sustainable investment practices and operational integrity across all international markets. Through constant engagement with the Board, the Chairman, Chief Executive Officer & President maintains a clear trajectory for the organization, ensuring that the firm remains a leader in the competitive investment management landscape while upholding the highest standards of fiduciary responsibility.
Susan Sieker - Chief Financial Officer & Board Member
Susan Sieker, the Chief Financial Officer & Board Member at Loomis Sayles, directs the firm's financial planning, reporting, and capital management strategies. Overseeing the fiscal health of the organization, the Chief Financial Officer & Board Member ensures that all financial activities align with the firm's long-term investment objectives. This leadership role involves managing complex budgetary requirements and providing critical financial insights to the Board. By maintaining rigorous financial controls, Susan Sieker directly impacts the firm's stability and growth potential. Sieker manages the firm's capital structure to support ongoing expansion in global markets. Through active participation in Board discussions, the Chief Financial Officer & Board Member influences the strategic direction of the firm. This role ensures that the firm remains financially sound while continuing to provide high-quality investment management services to institutional and mutual fund clients worldwide.

John Gidman - Chief Operating Officer
John Gidman, the Chief Operating Officer at Loomis Sayles, directs the firm's internal business processes and administrative functions. Overseeing the day-to-day operational efficiency, the Chief Operating Officer ensures that all departments function in harmony to support the firm's investment management goals. This leadership role involves streamlining cross-functional workflows to enhance productivity across the organization. By optimizing resource allocation, John Gidman directly impacts the firm's ability to scale operations in response to global market demands. Gidman manages the implementation of corporate policies that maintain the firm's high standards of professional conduct. Through close coordination with the executive team, the Chief Operating Officer supports the firm's mission by ensuring that operational infrastructure remains robust and adaptable. This role focuses on the foundational aspects of the business, providing the necessary support for the firm's investment professionals to deliver consistent results for clients.

Erick Kuchar - Chief Operating Officer, Institutional Services
Erick Kuchar, the Chief Operating Officer, Institutional Services at Loomis Sayles, directs the operational delivery of investment solutions for the firm's institutional client base. Overseeing the service infrastructure, the Chief Operating Officer, Institutional Services ensures that client reporting, account management, and onboarding processes meet the highest industry standards. This leadership role involves coordinating with investment teams to provide tailored solutions that address the specific needs of large-scale institutional investors. By refining the service delivery model, Erick Kuchar directly impacts client satisfaction and retention. Kuchar manages the operational aspects of institutional relationships to ensure seamless interaction with the firm's investment products. Through strategic oversight of service-related functions, the Chief Operating Officer, Institutional Services supports the firm's mission of providing world-class investment management. This role remains essential in maintaining the firm's strong market position among institutional clients globally.
Julien Raynal - Chief Operating Officer, Growth Equity Strategies
Julien Raynal, the Chief Operating Officer, Growth Equity Strategies at Loomis Sayles, directs the operational framework for the firm's equity-focused investment teams. Overseeing the execution of growth-oriented strategies, the Chief Operating Officer, Growth Equity Strategies ensures that portfolio managers have the necessary support to identify and capitalize on market opportunities. This leadership role involves managing the operational complexities associated with equity research and portfolio construction. By optimizing the workflow for growth equity teams, Julien Raynal directly impacts the performance and scalability of these specific investment strategies. Raynal manages the integration of research data into the investment process to enhance decision-making. Through collaboration with the broader investment division, the Chief Operating Officer, Growth Equity Strategies supports the firm's mission by ensuring that equity strategies remain competitive and well-supported. This role focuses on the operational success of the firm's growth equity initiatives.
James Lombardo - Chief Information Officer
James Lombardo, the Chief Information Officer at Loomis Sayles, directs the firm's data architecture and information systems. Overseeing the digital transformation of investment workflows, the Chief Information Officer ensures that portfolio managers possess the analytical tools required for precise market execution. This leadership role involves managing complex data security protocols to protect sensitive client information across global operations. By optimizing the integration of proprietary research platforms, James Lombardo directly impacts the efficiency of investment decision-making processes. Lombardo drives the adoption of advanced analytics to support the firm's institutional client base. Through collaboration with other C-suite leaders, the Chief Information Officer maintains a robust technological foundation that supports the firm's mission of delivering superior investment outcomes. This role remains critical in maintaining the firm's competitive edge within the rapidly evolving financial technology sector.

Christian Dietz - Chief Technology Officer
Christian Dietz, the Chief Technology Officer at Loomis Sayles, architects the firm's scalable cloud infrastructure and software development lifecycle. Overseeing the engineering teams, the Chief Technology Officer ensures that all technical platforms remain resilient and capable of supporting high-frequency trading and complex financial modeling. This leadership role involves bridging the gap between innovative software solutions and the practical requirements of investment management. By implementing cutting-edge automation, Christian Dietz directly impacts the firm's operational agility and speed to market. Dietz manages the technical roadmap to ensure alignment with the firm's long-term growth objectives. Through strategic oversight of the firm's hardware and software ecosystems, the Chief Technology Officer provides the necessary stability for global investment activities. This role supports the firm's commitment to technological excellence, ensuring that all digital assets remain secure and highly performant for institutional clients.

Debbie Lewis - Chief Human Resources Officer
Debbie Lewis, the Chief Human Resources Officer at Loomis Sayles, directs the firm's talent acquisition, development, and organizational culture initiatives. Overseeing the human capital strategy, the Chief Human Resources Officer ensures that the firm attracts and retains the top investment talent required to maintain its market-leading position. This leadership role involves designing comprehensive training programs and performance management systems that align with the firm's core values. By fostering an inclusive and high-performance work environment, Debbie Lewis directly impacts the firm's ability to innovate and deliver results. Lewis manages the firm's compensation and benefits structures to remain competitive in the global financial services market. Through strategic workforce planning, the Chief Human Resources Officer supports the firm's mission by ensuring that the organization remains staffed with skilled professionals dedicated to client success. This role is fundamental to the firm's long-term sustainability and cultural health.
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