Meristem Stockbrokers Limited has announced the appointment of Oscar N. Onyema as Chairman, subject to regulatory approval by the Nigerian Exchange Limited (NGX).
The firm disclosed that the appointment remains pending clearance from the NGX, in line with regulatory requirements governing leadership changes within Nigeria’s capital market ecosystem.
Onyema, a former Group Chief Executive Officer of the Nigerian Exchange Group, brings decades of experience across both Nigerian and international financial markets.
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He previously led the transformation of the Nigerian Stock Exchange, where he drove reforms aimed at strengthening market transparency, infrastructure, and investor confidence.
Meristem Stockbrokers, a subsidiary of Meristem Securities Limited, operates as a licensed capital market intermediary and has maintained a strong presence in Nigeria’s equities trading space.
The company is part of a broader financial services group with operations spanning wealth management, registrars, trustees, and finance services.
The proposed appointment signals a strategic move to deepen governance and strengthen institutional leadership within the firm, as competition and regulatory oversight intensify in Nigeria’s capital market. Approval from the NGX will determine the formal assumption of Onyema’s role as chairman.
Source: Nairametrics
