An American oil and gas company is preparing to re-enter Nigeria with the planned acquisition of Oil Mining Lease 145, a deepwater offshore block that has long attracted international attention but suffered from underdevelopment.

The move underscores how, despite global energy transition pressures, Nigeria’s vast reserves continue to exert pull on foreign investors seeking both upstream growth and exposure to African hydrocarbons.

The acquisition, now in advanced stages of negotiation, would mark the return of a US-based operator that had previously scaled back its Nigerian portfolio during the wave of international oil company divestments in the last decade.

According to Heineken Lokpobiri, minister of state for petroleum resources (oil), the move as a sign of growing investor confidence in Nigeria’s petroleum sector, driven by reforms and globally competitive incentives introduced by the Federal Government.

“In driving our objective of increasing oil production, we remain fully committed to providing globally competitive incentives for both new investors and those seeking to re-enter Nigeria’s oil industry,” the Minister said via his official handle on X, following a courtesy visit by a delegation from Vaalco Energy.

He noted that the renewed interest from Vaalco reflects Nigeria’s determination to attract credible investors while consolidating on its production targets.

Read also: FG woos global oil giants with incentives as Vaalco eyes OML 145

“Their visit reflects the growing investor confidence in our sector and is a strong indication that the reforms and incentives we have introduced are producing tangible results,” he added.

For Nigeria, the transaction represents more than just another corporate reshuffling of assets. It signals renewed appetite for risk in a market that has struggled to hold foreign investors’ confidence in the face of regulatory uncertainty, crude theft, and dollar liquidity shortages.

“What this shows is that global capital still views Nigeria as a prize worth pursuing,” said a senior Abuja-based energy adviser. “If the deal closes, it will be read as a vote of confidence in the country’s policy direction.”

OML 145 lies in deepwater acreage off the Niger Delta, an area that produces low-sulphur, light crude attractive to European and Asian refiners. Its reserves remain largely untapped, with prior operators constrained by financing bottlenecks and shifting corporate strategies. Industry analysts suggest that with the right investment, the block could materially boost Nigeria’s production, which has consistently fallen short of its OPEC quota and hovered around 1.7mn barrels per day.

The timing is notable. Nigeria’s Petroleum Industry Act, passed in 2021 after two decades of legislative delays, has introduced a more competitive fiscal framework for deepwater operators, lowering government take and offering longer-term certainty. Although implementation challenges remain, the reforms have been a cornerstone of Abuja’s pitch to attract international capital back into the upstream.

From an investor standpoint, the appeal of OML 145 lies not only in geology but also in the economics of deepwater projects. Advances in subsea technology and falling breakeven costs have made such assets increasingly competitive against onshore fields, where security risks and community tensions often inflate operating costs. For an American operator with both capital discipline and technical expertise, the asset offers scale without the logistical fragility that plagues pipeline-dependent fields.

Yet risks are far from absent. Nigeria continues to grapple with oil theft along its pipeline network, sporadic unrest in the Niger Delta, and a volatile macroeconomic environment. The naira has endured repeated devaluations, complicating repatriation of profits, while inflation has surged to levels unseen in two decades.

Global market dynamics add another layer of complexity. International oil companies face growing investor scrutiny over carbon intensity and future-proofing portfolios. While divestments from Nigeria in recent years were often couched in these terms, the return of an American player highlights a pragmatic calculus: high-quality barrels remain in demand, particularly as Europe seeks to diversify supplies away from Russia and Asian refiners look for reliable sweet crude.

For Abuja, the optics of the deal could be as important as the barrels themselves. The President Bola Tinubu administration, eager to demonstrate reformist credentials, has staked political capital on subsidy removal and exchange rate liberalisation. Securing fresh US investment in oil production would reinforce that narrative to global markets and to domestic constituencies alike.

Dipo Oladehinde is a skilled energy analyst with experience across Nigeria's energy sector alongside relevant know-how about Nigeria’s macro economy. He provides a blend of market intelligence, financial analysis, industry insight, micro and macro-level analysis of a wide range of local and international issues as well as informed technical rudiments for policy-making and private directions.

Join BusinessDay whatsapp Channel, to stay up to date

Open In Whatsapp