Seplat Energy Producing Nigeria Unlimited (SEPNU) is the operating arm of Seplat Energy with its head office in Ikoyi, Lagos, and it oversees upstream oil and gas production as well as midstream gas assets that supply feedstock for Nigeria’s power sector; following Seplat’s December 2024 acquisition of Mobil Producing Nigeria Unlimited, the group significantly expanded its portfolio across the Niger Delta and continues to scale output and gas processing while advancing Nigeria’s energy transition agenda with robust governance, local content development and multi-hub operations coordinated from Lagos.