Gerasimov worked as an insurance agent and started in 2001 in poker tournaments all over Europe participate. The World Poker Tour Championship the first season, he finished second, behind Alan Goehring and won a prize money of $ 506,625.
In May 2003, he arrived at the World Series of Poker at the final table of the $ 1,500 No Limit Hold'em tournament. He was sixth and so won $ 24,000.
In 2004 Gerasimov again took part in the World Series of Poker, and came to two final tables. He was fifth in the $ 1,500 Pot Limit Hold'em tournament ( $ 30,060 prize ) and second in the $ 1,500 No Limit Hold'em Shootout tournament ( $ 100,000 in prize money).
In the World Series of Poker 2005 he came four times the prize money. He took second place in a Seven Card Stud tournament ( $ 108,775 in prize money ) and was in the Main Event 444 ( $ 16,055 prize money ).
2006 succeeded seven times to get him even in the ranks price.
By 2013, Gerasimov was profit from live tournaments over $ 2,568,000.