The Oceanic Transport Corporation was established in 1949. It is a type-C company engaged mainly in shipping. From 1950 it owned two vessels, "General Artigas" and "General Rivera".
Columbia Marine S.A. was established in 1956. It was a type-C company mainly engaged in shipping. The company was dissolved in 1983.
Monterrey S.A. was established in 1956. It was a type-C company mainly engaged in shipping and owner of the vessel "Olympic Rider".
Foreland Navigation Company S.A. was established in 1957. It was a type-C company mainly engaged in shipping and owner of the vessel "Olympic Star".
Arrow Shipping Company Panama S.A. was established in 1958. It was a type-C company mainly engaged in shipping and owner of the vessel "Olympic Wind".
Arapey Financiera Panama S.A. was established in 1961. It was a type-C company mainly engaged in shipping and owner of the vessel "Olympic Chariot". The company sold the vessel in 1983 and purchased the vessel "Olympic Galaxy" in 1986.
Ultramar International Cargo Inc. was established in 1960. It was a type-C company mainly engaged in shipping.