Shipping company Slobodna plovidba "Topić" Sušak was founded in 1926. It had ocean-going steamships, Ante Topić, Jurko Topić, Olga Topić and Serafin Topić, and later Ivan Topić. During World War II, it also operated and maintained lines between Europe and the United States. The company’s ships also sailed for South America between the two world wars, and participated, together with their sailors, in Allied convoys to the Atlantic, during World War II.