In 2003, Ostapenko had graduated from FC Almaty (FC Tsesna at that time) football academy and had been starting in the first team since then, before his transfer to FC Tobol in 2007.
Sergei Rachmaninoff | Sergei Prokofiev | Sergei Eisenstein | Sergei Parajanov | Sergei Diaghilev | Sergei Witte | Sergei Ivanov | Sergei Ivanovich Osipov | Sergei Bondarchuk | Sergei Bagapsh | Ivan Sergei | Sergei Yefimovich Zakharov | Sergei Polusmiak | Sergei Osipov | Grand Duke Sergei Alexandrovich of Russia | Sergei Zimin | Sergei Ordzhonikidze | Sergei Kurzanov | Sergei Babayan | Sergei Yursky | Sergei Tretyakov | Sergei Sychyov | Sergei Stadler | Sergei Skripka | Sergei Pavlovich Baltacha | Sergei Pavlenko | Sergei Lyapunov | Sergei Gusev | Sergei Gukov | Sergei Gonchar |