This character is only featured in the Multiplayer Mode of Grand Theft Auto IV. Therefore, this character may not be canon to the main storyline.
Georgi is a character in the GTA IV era. Georgi is a member of the Petrovic Family, and possibly a very loyal worker. Georgi gets killed by a Triad Hit Squad, consisting of three triads, and Konstantin Petrovic orders his goons to immediatly kill the triads. Listening to Petrovic's voice when he orders their execution, Petrovic was kind of upset about Georgi's death.