https://nairametrics.com/2026/04/17/meristem-stockbrokers-appoints-oscar-onyema-as-chairman-seeks-ngx-approval/
Meristem Stockbrokers appoints Oscar Onyema as Chairman, seeks NGX approval - Nairametrics
Apr 17, 2026 - Meristem Stockbrokers Limited has announced the appointment of Mr. Oscar Nduka Onyema as Chairman, subject to regulatory approval by NGX Regulation
oscar onyemameristemstockbrokersappoints
https://nairametrics.com/2016/02/23/oscar-onyema-gets-new-5-year-term-nigerian-stocks-lose-n113-billion/
Oscar Onyema Gets New 5 Year Term, Nigerian Stocks Lose N113 billion - Nairametrics
Feb 23, 2016 - The Nigerian Stock Exchange has announced that the its National Council has approved the renewal of contract of employment for