• Vital oil and natural gas resources

    Vital oil and natural gas resources

    See our commitment to safety and sustainability
  • Discover a few of our most

    Discover a few of our most

    To meet the growing worldwide demand for energy while preparing for the future.
  • Future technologies and innovations

    Future technologies and innovations

    Discover how Antan produces the oil and gas essential to modern life.

About us

Antan Producing Limited (APL), a full exploration and production Company with offices in Abuja and Lagos, the company's operations are based in Izombe, Port Harcourt and Onne.

Effective February 1, 2023, APL took over the Operatorship of the asset (4 blocks) formerly operated by Addax Petroleum Development Nigeria Ltd (APDNL) and Addax Petroleum Exploration Nigeria Ltd (APENL) respectively following the exit of the latter from Nigeria. The 4 blocks consist of 3 offshore assets (OML-123, OML-126 ad OML-137) and 1 onshore asset (OML-124).


Blocks (Assets)

OML-123 – is situated at approx. 60km south of Calabar, covering an area of about 367km2 and water depth of approx. 40m. APL operates Antan Terminal at OML-123 with Floating Production Storage and Offloading (FPSO) NUIMS ANTAN (formerly FPSO ADOON). FPSO NUIMS ANTAN has a processing capacity of 60-65bpd and storage capacity of 1.7MMBbls and the offloading system is via a Calm buoy.

OML-124 – is an onshore location situated approx.. 28km north of Owerri, Imo State, covering an area of about 300km2. APL has a Flow Station in Izombe with crude processing capacity of 31,000bpd. Processed export quality crude is transported via a 10” main oil line (MOL) to NAOC operated Flow Station at Ebocha and export terminal at Brass.

OML-126 is situated approximately. 30km south of Rivers State, Southern Nigeria, covering an area > 300km2 and water depth of about 145m. APL operates Okwori Terminal at OML-126 with Floating Production Storage and Offloading (FPSO) Sendje Berge. FPSO Sendje Berge has a processing capacity of 60-70bpd and storage capacity of 1.75MMBbls and the offloading system is via Tandem mooring.

OML-137 is an offshore block located 90km south of Port Harcourt at a water depth ranging from 75m to 190m. The block has 2 major fields of proven hydrocarbon reserve at Ofrima and Udele. There is high gas potential of commercial quantity in this field. The block is not yet developed but it will be game changer for APL when fully harnessed.


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To create sustainable economic and social value for our stakeholders through efficient exploration and production of oil and gas resources.


To become Africa’s leading Indigenous Oil and Gas company driven by strong commitment to excellence


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