Nigerian National Petroleum Company, Heirs Sustain Gas Supply To Geometric Power News Oil & Gas Nigerian National Petroleum Company, Heirs Sustain Gas Supply To Geometric Power ced-admin October 20, 2025 Heirs Energies, an indigenous oil and gas firm working with the Nigerian National Petroleum Company Ltd (NNPCL),... Read More Read more about Nigerian National Petroleum Company, Heirs Sustain Gas Supply To Geometric Power