Oilfields Engineering
Water Engineering, Waste Management, Building & Civil Engineering, Energy/Power Generation, Oilfield Engineering, Aircraft Supply & Engineering, Procurement of Equipment & Machinery
NIGERIAN NATIONAL PETROLEUM CORPORATION (NNPC)
Oil Conglomerate (Petroleum Exploration, Development & Production, Petroleum Engineering Data Processing, Petroleum Refining, Petrochemical Production, Marketing of Crude Oil, Petroleum Products and Petrochemicals, Gas ...
Marketing & Service of Bank-Security & High-Tech Equipment, Engineering and Oil Services