Some of Our Clients Seplat Seplat Petroleum Development Company is a Nigerian oil company formed in 2009. Addax Petroleum Created in 1994 and since August 2009 has been a subsidiary of the Sinopec Group. Oando Plc Oando is Nigeria's largest independent conglomerate in the energy industry. Exxon Mobil An American multinational oil and gas corporation headquartered in Irving, Texas. Aiteo Energy Resources Ltd Aiteo Energy Resources Ltd is one of Africa's fastest-growing energy leaders. Nigerian National Petroleum Corporation Is the oil corporation through which the federal government of Nigeria regulates and participates in its petroleum industry. Shell Royal Dutch Shell plc, AKA Shell, is an Anglo-Dutch multinational oil and gas company headquartered in the Netherlands. Nigeria LNG Limited Incorporate on May 17 1989 to harness Nigeria's vast natural gas resources and produce Liquefied Natural Gas.