Heather Sison

Heather Sison is a seasoned investment professional serving as the Head of Investment Services at CalPERS, where she oversees finance, market data, and sourcing/contracting initiatives. With over 16 years of experience at CalPERS, Heather has developed deep expertise in investment management, financial reporting, and market data analysis. Her career began in banking, where she held roles in credit analysis and personal banking at Wells Fargo, before transitioning to public service with the State Personnel Board and eventually joining CalPERS.

Throughout her tenure, Heather has played a pivotal role in driving operational excellence and strategic initiatives within CalPERS’ investment operations. She has served as Investment Manager, Associate Investment Manager, and Investment Officer, consistently demonstrating leadership in market data management and financial strategy. Heather’s dedication extends beyond her professional responsibilities; she actively volunteers as Donor Relations Lead for the For One Another Foundation, Inc., reflecting her commitment to giving back to the community.

Heather holds a Bachelor’s degree from the University of California, Davis, and the CFA Claritas Certificate, underscoring her strong foundation in investment principles and ethics. Her approach combines technical expertise with thoughtful leadership, enabling her to guide teams, optimize resources, and contribute meaningfully to CalPERS’ mission of managing retirement and investment services for California public employees.