Platon is one of the wealthiest people in Moldova,[9] with businesses in the field of sugar and banking in Moldova, and atomic energy in Ukraine. In 1994, Platon became vice-president of the administrative board of the Moldovan private bank Moldindconbank, and later became vice-president of the board of another Moldovan bank, Investprivatbank. In 1998, he was elected as a member of the Municipal Council of Chișinău on the lists of the electoral bloc of agrarians.[8]
Platon is the alleged architect of the Russian Laundromat, a scheme to move $20–80 billion out of Russia from 2010 to 2014 through a network of global banks, many of them in Moldova and Latvia.[18]
On 20 April 2017, Platon was sentenced to 18 years in prison.[19][20] However, then he was released, re-tried, and on 14 June 2021 was acquitted.[21] On 19 July 2021 he flew from Chișinău to London, and from there he flew to Prague.[22]