1.Name: Academi (until January 2010, known as Xe Services LLC, until February 2009, known as Blackwater)    Founded: 1997    Headquarters: North Carolina, U.S.    Number of employees: about 21 000 2.Name: RSB-Group    Founded: 2005    Headquarters: Moscow, Russia    Number of employees: up to 250 3.Name: G4S (formerly Group 4 Securicor)    Founded: … Continue reading