[3] In 1812, Konstantinos and Stefanos accompanied the newly appointed hospodar (ruler) of Wallachia, Ioannis Karatzas, to his province.
[4] Konstantinos Bellios acquired a thorough education at the Greek gymnasium of Iasi, and began his career in commerce and finance.
Eventually, he settled in Vienna, where, on 24 February 1817, Emperor Francis I of Austria ennobled him as Baron von Bellios.
Following the establishment of the independent Kingdom of Greece, he spent much of his fortune in donations and beneficent works "to assist and be of use to my homeland at a time when it is beginning to rise again".
[6] His benefactions include: In 1836 he visited Athens, the capital of independent Greece, where he was received with honours by King Otto, who decorated him with the Order of the Redeemer.