Leading petroleum engineer and energy professional, Charles T. Deigh, has been honoured with the City People Award for Excellence 2023 in recognition of his stellar performance and outstanding contributions to Nigeria’s oil and gas sector.
The award was presented at the City People Awards for Excellence ceremony held in 2023, where professionals who have demonstrated exceptional competence, leadership, and impact across various industries were celebrated.
Charles T. Deigh, a senior production and reservoir engineering expert with Oando Energy Resources Nigeria Limited, was recognised for his remarkable work in production optimisation, reservoir management, refining and processing support, and petroleum management. His technical expertise has played a critical role in improving asset performance and driving operational efficiency within Nigeria’s upstream oil and gas industry.
According to the organisers, Deigh’s recognition reflects his consistent delivery of innovative, data-driven solutions that enhance oil and gas production while promoting sustainable reservoir management practices. His work continues to contribute significantly to maximising recovery, reducing operational losses, and strengthening Nigeria’s energy output.
Based in Port Harcourt, Rivers State, Charles T. Deigh has built a reputation as a dependable and results-oriented professional, with decades of experience spanning reservoir engineering, production optimisation, and field development planning. His career journey includes key roles in multinational and indigenous energy companies, where he has led multidisciplinary teams and supported high-value petroleum assets.
The City People Award for Excellence further affirms Charles T. Deigh’s standing as one of the notable professionals shaping the future of Nigeria’s oil and gas industry through technical excellence, discipline, and innovative petroleum management strategies.

