Sonangol E.P. (Sonangol) is a state-owned company, engaged principally in the prospecting, development and production of oil and natural gas. It is also engaged in the transportation, refining and marketing of petroleum products. Sonangol is also involved in civil aviation and maritime transportation of crude and its derivatives, logistics, food retail and catering, professional training for the oil industry, and insurance and financial services. The company has joint ventures in the oil industry, distribution industry and complementary industries. Sonangol has operations in offshore Angola, China, Europe, India, Indonesia, Republic of Korea, Singapore, Taiwan and the US. The company is headquartered in Luanda, Angola.