Citadel Executive and Leadership Team

Kenneth Griffin, the Founder, Chief Executive Officer & Co-Chief Investment Officer at Citadel, directs the overarching strategic vision and investment philosophy of the firm. Overseeing global market-making activities, the Founder, Chief Executive Officer & Co-Chief Investment Officer ensures the integration of advanced quantitative models with high-frequency trading infrastructure. This leadership role involves constant collaboration with the investment committee to refine risk management protocols and capital allocation strategies. By maintaining a focus on liquidity provision for banks, asset managers, and government agencies, Kenneth Griffin directly influences the firm's competitive positioning in complex financial markets. Through the continuous pursuit of technological innovation and talent acquisition, the Founder, Chief Executive Officer & Co-Chief Investment Officer secures the firm's status as a premier global liquidity provider while navigating volatile economic landscapes across international financial centers.

Dahan Pham, the Chief Financial Officer at Citadel, directs the firm's financial planning, reporting, and capital management functions. Overseeing the fiscal health of the organization, the Chief Financial Officer ensures that liquidity provision activities remain supported by robust balance sheet management and regulatory compliance. This leadership role involves coordinating with the executive team to assess the financial impact of market-making in fixed income and FX. By optimizing capital efficiency and monitoring global financial performance, Dahan Pham directly supports the firm's ability to provide consistent liquidity to banks and pension programs. Through the rigorous oversight of financial controls and the implementation of scalable accounting systems, the Chief Financial Officer maintains the integrity of the firm's fiscal operations, ensuring that the organization remains well-positioned to capitalize on emerging opportunities within the global financial markets while mitigating systemic risks.

Preethi Saint, the Chief Financial Officer & Vice President at Citadel, directs strategic financial initiatives and corporate governance frameworks. Overseeing the integration of financial data into operational decision-making, the Chief Financial Officer & Vice President ensures that the firm's liquidity provision services remain profitable and sustainable. This leadership role involves analyzing market trends in fixed income and FX to inform long-term capital strategies. By managing relationships with key stakeholders and overseeing internal audit processes, Preethi Saint directly impacts the firm's financial stability and risk management posture. Through the application of advanced financial modeling and the oversight of corporate treasury functions, the Chief Financial Officer & Vice President supports the firm's mission to provide liquidity to global asset managers and government agencies, ensuring that the organization maintains a strong financial foundation while pursuing aggressive growth objectives in competitive global markets.

Mayank Narang, the Chief Operating Officer (APAC) at Citadel, directs all operational activities across the Asia-Pacific region. Overseeing the infrastructure required to support market-making in equities and derivatives, the Chief Operating Officer (APAC) ensures that regional teams maintain high standards of execution and technical reliability. This leadership role involves managing local regulatory relationships and aligning regional workflows with the firm's global standards. By optimizing the operational framework for APAC market participants, Mayank Narang directly contributes to the firm's expansion and liquidity provision capabilities in these critical growth markets. Through the coordination of cross-functional teams and the implementation of efficient trading support systems, the Chief Operating Officer (APAC) drives operational excellence, ensuring that the firm remains a preferred partner for institutional clients throughout the region while navigating the unique complexities of diverse Asian financial landscapes.

Tiffany Ramadar, the Chief Operating Officer, End User Support at Citadel, directs the technical infrastructure and support services essential for the firm's trading operations. Overseeing the delivery of high-performance computing environments, the Chief Operating Officer, End User Support ensures that traders and quantitative researchers possess the tools necessary to execute market-making strategies in equities and derivatives. This leadership role involves managing the lifecycle of end-user technology and optimizing support workflows to minimize downtime. By streamlining the interface between engineering teams and the front office, Tiffany Ramadar directly enhances the firm's operational agility and responsiveness to market conditions. Through the implementation of robust support protocols and the continuous improvement of internal technical systems, the Chief Operating Officer, End User Support ensures that the firm maintains its competitive edge in providing liquidity to institutional clients across the globe.

Bob Polachek, the Chief Operating Officer Ashler Capital at Citadel, directs the operational framework for the Ashler Capital division. Overseeing the day-to-day execution of investment strategies, the Chief Operating Officer Ashler Capital ensures that the division maintains alignment with the firm's broader risk management and liquidity provision goals. This leadership role involves coordinating with portfolio managers and technical teams to optimize trading workflows and resource allocation. By managing the operational complexities of Ashler Capital, Bob Polachek directly supports the division's ability to deliver consistent performance in fixed income and equity markets. Through the implementation of efficient operational processes and the oversight of internal controls, the Chief Operating Officer Ashler Capital ensures that the division operates with the precision and reliability required to serve institutional clients effectively within the firm's global ecosystem.

Florian Seifferer, the Chief Operating Officer Ashler Capital At Citadel, directs the strategic operational initiatives for the Ashler Capital unit. Overseeing the integration of new trading technologies, the Chief Operating Officer Ashler Capital At Citadel ensures that the division's infrastructure supports high-frequency market-making activities. This leadership role involves collaborating with the firm's engineering and risk teams to refine execution strategies and improve operational throughput. By focusing on the scalability of the division's processes, Florian Seifferer directly contributes to the firm's ability to provide liquidity to banks and hedge funds. Through the management of complex operational projects and the optimization of internal workflows, the Chief Operating Officer Ashler Capital At Citadel ensures that the division remains agile and responsive to the evolving demands of global financial markets, thereby reinforcing the firm's overall market position.

Carlee M., the Chief Operating Officer & Head of Transaction Management, Global Treasury at Citadel, directs the firm's transaction lifecycle and treasury operations. Overseeing the settlement and clearing processes for fixed income, equities, and derivatives, the Chief Operating Officer & Head of Transaction Management, Global Treasury ensures that all trades are executed with precision and regulatory compliance. This leadership role involves managing liquidity flows and optimizing the firm's treasury functions to support global market-making activities. By streamlining transaction management, Carlee M. directly impacts the firm's operational efficiency and its ability to provide reliable liquidity to institutional clients. Through the implementation of advanced clearing technologies and the oversight of global treasury workflows, the Chief Operating Officer & Head of Transaction Management, Global Treasury ensures that the firm maintains a robust and resilient operational foundation in the face of complex global market demands.

Raghav Misra, the Chief Operating Officer, Post Trade Engineering & Head of Platform & Production Engineering (Sre) at Citadel, directs the firm's post-trade technical infrastructure and site reliability engineering. Overseeing the stability and scalability of the platforms that process trades, the Chief Operating Officer, Post Trade Engineering & Head of Platform & Production Engineering (Sre) ensures that the firm's market-making activities remain uninterrupted. This leadership role involves managing the engineering teams responsible for production environments and optimizing the performance of post-trade systems. By ensuring the reliability of these critical platforms, Raghav Misra directly supports the firm's ability to provide consistent liquidity to global market participants. Through the implementation of rigorous engineering standards and the continuous monitoring of production systems, the Chief Operating Officer, Post Trade Engineering & Head of Platform & Production Engineering (Sre) maintains the technical integrity required for the firm's success in global financial markets.

Amanda Rubin, the Chief Marketing Officer at Citadel, directs the firm's global brand strategy and corporate communications. Overseeing the development of messaging that resonates with institutional clients, the Chief Marketing Officer ensures alignment between market-making capabilities and the needs of asset managers and broker-dealers. This leadership role involves managing public relations, digital presence, and strategic partnerships to bolster the firm's reputation as a leader in financial liquidity. By crafting narratives that highlight the firm's technological edge in equities and derivatives, Amanda Rubin directly impacts the perception of the brand among global financial institutions. Through the implementation of data-driven marketing initiatives, the Chief Marketing Officer expands the firm's reach across diverse geographic markets, ensuring that the value proposition remains clear and compelling to sophisticated market participants seeking reliable liquidity solutions in an increasingly complex global financial ecosystem.