After successfully leading the company during a period of significant strategic expansion and transformation, including the acquisition of Mobil Producing Nigeria Unlimited (MPNU), Roger Brown will retire as chief executive officer and as a board director on July 31, 2026.
During Brown’s 13-year tenure, initially as the company’s CFO through its landmark dual listing in 2014 and for the past 6 years as CEO, Seplat Energy has grown significantly through a combination of financial discipline, asset development and successful acquisitions, including Eland Oil and Gas in 2019 and the transformational acquisition of MPNU in 2024.
Under Brown’s leadership, Seplat Energy established itself as one of Africa’s leading independent energy companies, with a strong pipeline of organic growth projects.
The Board equally announced the appointment of Effiong Okon as Chief Executive Officer and Executive Director, commencing August 1, 2026.
An accomplished leader with over 35 years of global industry expertise, he
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