GROUP MANAGING DIRECTOR AND CHIEF EXECUTIVE OFFICER
NIGERIAN EXCHANGE GROUP , NGX PLC

Oscar N. Onyema, OON, is the Group MD/CEO of Nigerian Exchange Group Plc, (formerly known as Nigerian Stock Exchange), a role he started after successfully completing his 10 year tenure as the CEO of The Nigerian Stock Exchange in 2021.

Mr. Onyema serves on several other domestic and international boards.  He is the Chairman of Central Securities Clearing System Plc (CSCS), the Central Securities Depository for the Nigerian capital market. He is also the Chairman of NG Clearing Limited, Nigeria’s premier central counterparty (CCP) and serves as a market-wide financial market infrastructure (FMI) in Nigeria which was incorporated in 2016. He also serves on the boards of Enterprise NGR, Pension Commission of Nigeria (PENCOM), and the World Federation of Exchanges (WFE).

He is a member of the London Stock Exchange Group (LSEG) Africa Advisory Group (LAAG).
He was President of African Securities Exchanges Association (ASEA) between 2014 and 2018. He has also served as a Council member of Chartered Institute of Stockbrokers (CIS); Global Agenda Council member of World Economic Forum (WEF); and Board member of FMDQ Securities Exchange Plc. Prior to relocating to Nigeria, he served as Senior Vice President and Chief Administrative Officer at American Stock Exchange (Amex) and ran NYSE Amex equity business after the merger of NYSE Euronext and Amex in 2008.

Mr. Onyema is the proud awardee of the Nigerian national honour, Officer of the Order of the Niger (OON); Fellow of the Institute of Directors (IOD); Fellow of the Chartered Institute of Stockbrokers (CIS); Associate of Chartered Institute for Securities & Investment (CISI) in the UK and Holder of FINRA Series 7, 24, and 63 in the USA. Forbes listed him as one of the ten most powerful men in Africa in 2015.

Mr. Onyema holds a B.Sc. (Computer Engineering) (1991) from Obafemi Awolowo University, MBA (Finance and Investments) (1998) from Baruch College, New York. He has also completed the Advanced Management Program (AMP) of Harvard Business School (2015).

OSCAR IS AN ENTERPRISE RISK MANAGER PER EXCELLENCE, OUTSTANDING FELLOW OF THE ASSOCIATION OF ENTERPRISE RISK MANAGEMENT PROFESSIONALS, AERMP AND AN ENTERPRISE RISK MANAGEMENT AMBASSADOR.