TCR Investment Corporation was formed in 1984. It was a type-F company. Company's name changed in 1984.
The Posterus Company S.A. was formed in 1984. It was an intermediate holding company and was dissolved in 2001.
Thurston Panama S.A. was formed in 1966. It was a type-G company acting as passive company.
Toledo Shipping Company was formed in 1979. It was a type-C company mainly engaged in shipping, as the owner of the vessel Saint Mary. The company was sold in 1982.
The Transatlantica Financiera Industrial S.A. was established in 1949. It was a type-D company (aunt). The company purchased 12 corvettes (Olympic Chaser, Olympic Fighter, Olympic Arrow, Olympic Conqueror, Olympic Champion, Olympic Victor, Olympic Lightning, Olympic Runner, Olympic Explorer, Olympic Cruiser, Olympic Leader, Olympic Promoter) so to convert them to whaling vessels. In 1950 the company sold the corvettes to the Panamanian company Balleneros Limited S.A. (a type-C company) and the tanker "Olympic Challenger" to the Panamanian company Olympic Whaling Company S.A. (a type-C company). In 1954 Transatlantica Financiera Industrial S.A. was accused, among other companies of Onassis, by the United States in the prosecution of the United States against Onassis.
Transcontinental Trading Company S.A. was formed in 1957. It was a type-C company mainly engaged in shipping and tourism. It was the owner of the vessel Olympic Dale. It was one of the companies that between 1951-1959 purchased shares of the Société des Bains de Mer and eventually took control of the company that owned Monaco’s most important businesses: the Casino, the Opera House and the famous Hôtel de Paris.
Transmarine Panama S.A. was formed in 1957. It was a type-C company mainly engaged in shipping and tourism. It was also the owner of the vessel Olympic Thunder. It was one of the companies that between 1951-1959 purchased shares of the Société des Bains de Mer and eventually took control of the company that owned Monaco’s most important businesses: the Casino, the Opera House and the famous Hôtel de Paris.
Transpacific Freighters Company S.A. was established in 1983. It was a type-C company mainly engaged in shipping as the owner of the vessel "Olympic Miracle".
Transworld Trading Company S.A. was formed in 1956. It was a type-C company. It was an aviation company, (dormant). In 1976 undergoing change of ownership to Atol and A.S.O. equal holdings. In 1990 50% shares of the company belongs to A.S.O. and the other 50% belongs to Atol Group. In 1998 its parent company was Denton Marine Panama S.A.
No bearing with the groups, on June 5, 1974 capital = 20.000$. Westchester Corporation Limited acts as a financing corporation to Trenton Inversion Company Inc., which is the owner of Maria Callas' flat in Paris, 36 Georges Mandel Avenue (July 11, 1977).