Esso Exploration and Production Nigeria Ltd. (Esso Nigeria) is an upstream oil and gas company and an affiliate of ExxonMobil. The company focuses on exploration, development, and production in Nigeria’s offshore sector, with an emphasis on deepwater assets.
Esso Nigeria operates Oil Mining Lease (OML) 133, which includes the Erha and Erha North fields, developed via subsea infrastructure tied back to a floating production, storage and offloading (FPSO) vessel. Operations are conducted under production‑sharing arrangements with the Nigerian National Petroleum Company Limited (NNPC). The company contributes to Nigeria’s crude oil production and carries out projects in line with the country’s regulatory and local-content frameworks.