[1] Mobil Producing Nigeria (MPN) began shallow water operations in 1955, and owns over 90 platforms and 300 producing wells covering 3,200 square kilometres (1,200 sq mi; 790,000 acres).

Esso Exploration and Production Nigeria Limited (EEPNL) operates interests in the Erha, Usan, and Bonga developments.

[2] ExxonMobil partners with the Nigerian National Petroleum Corporation (now NNPC Limited).

"[4] As of March 2023, ExxonMobil was hoping to get government approval for the stalled sale of its shallow water oil production operations.

[6] In 2010 the Nigerial government warned ExxonMobil after a series of offshore oil spills.