Mariko Matsui

Chief Compliance Officer (CCO), Chief Legal Officer (CLO), Global Head of Legal, Joint Global Head of Business Compliance, Head of Legal & Compliance Division

Mariko Matsui

Chief Compliance Officer (CCO), Chief Legal Officer (CLO), Global Head of Legal, Joint Global Head of Business Compliance, Head of Legal & Compliance Division


As Chief Compliance Officer and Chief Legal Officer, Mariko Matsui has the key responsibility of overseeing the firm’s legal and compliance efforts around the world. She has held her current roles since September 2023.

Matsui joined Nikko Asset Management in July 2011, and has continuously utilised her expertise across a host of international and domestic legal and compliance efforts. She was appointed International Head of Legal in October 2021 before expanding her remit to Global Head of Legal and Co-Head of Legal Department in October 2022. She took on the additional title of Joint Global Head of Business Compliance in March 2023.

Prior to joining Nikko Asset Management, Matsui worked in risk management and legal at Citibank, N.A., Tokyo Branch and Deutsche Securities Limited.

She graduated from Keio University Faculty of Law and earned her Master of Laws (LL.M.) from Columbia Law School, along with a Masters in Law from Waseda Law School. She is a member of the New York State Bar Association.

Important Information

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