Who makes money from Vostok Oil, Rosneft’s largest project in the Arctic On September 5, Rosneft launched the first stage of Vostok Oil. By this point, the company had built 790 kilometers of pipeline and " the world's northernmost port ." The total investment in the development of the megaproject is estimated at 11.8 trillion rubles . Arktida and the Sistema investigative project found out who makes money from Vostok Oil.