- Phoenix Pharma, Germany (Pharmaceuticals)
- Humbaur GmbH, Germany (Transportation machinery Manufacturing)
- Rehau, Germany (Manufacturing)
- Galenika, Serbia (Pharmaceuticals)
- MK IT Business Solutions - MK Group, Serbia (Sugar industry and agricultural business)
- SBB Serbia
- AirSerbia, Serbia (Airlines)
- RFZO, Serbia (Public Sector)
- SrbijaVoz, Serbia (Transportation)
- Bosnalijek,, Bosnia and Herzegovina (Pharmaceuticals)
- Srbijasume, Serbia (Public Sector)
- Beogradske Elektrane, Serbia (Utilites)
- Yettel, Serbia (Telco)
- DDOR, Serbia (Insurance)
- EMS, Serbia (Power Utilities)
- Ministry of Finance, Montenegro (Public Sector)
- Ministry of Education, Serbia (Public Sector)
- Ministry of Finance, Serbia (Public Sector)
- Croatian Telecom, Croatia (Telco)
- INA, Croatia (Oil and Gas)
- Delta Group, Serbia (Logistics, Distribution)
- EPRS, Bosnia and Herzegovina (Power Utility)
- EPS, Serbia (Energy & Utility)
- DUNAV, Serbia (Insurance)
- SportVision, Belgrade (Logistics, Distribution)
- HBIS, Serbia (Steel Manufacturing)
- NIS, Serbia (Oil and Gas)
- United Group, Serbia (Telco)
- Univerexport, Serbia (Retail)
- Adria Media Group, Serbia (Media)
- Peštan, Serbia (Manufacturing)
- Victoria Group, Serbia (Manufacturing)
- Dsm-firmenich, Serbia (Nutrition & Health)
- Primetals
- TGW
- Mercocon
- Voestalpine
- Fressnapf
- B&IT
- Bekto Precisa