Lesley Cullen

Lesley Cullen is a seasoned executive in pensions and operations, currently serving as the Head of Pension Operations at Aon since 2025. With a robust background in managing teams of over 400, Lesley has previously held key roles including Head of Operations Pension and Investments at Insignia Financial and Senior Manager Registry Services at ING Solutions Investment Management. Lesley's expertise spans across transformation, risk management, and service uplift in the financial industry. They hold a Diploma of Education and a Kaplan Diploma in Financial Planning from Kaplan University, and are pursuing a Bachelor's degree in International Business with a focus on German and Spanish from Technological University Dublin.