- Accenture GmbH
- biz:Consult Unternehmensberatung GmbH
- Business Consulting Services Kft.
- CLAAS KGaA mbH
- CompuGROUP Medical CEE GmbH
- Eduweb Zrt.
- Electronic Arts
- IBM Hungary
- Linde AG
- Metro-Group Information Technology
- SAP AG
- SAP Hungary Kft.
- Synergon Informatika Nyrt.
- Technidata AG
- ThyssenKrupp Ferroglobus ZRt.
- Wipro Limited
- ZF Sachs