| Title | Country |
| EPAM Systems, Budapest | Hungary |
| ORACLE, Budapest | Hungary |
| Progress Software Development Pvt Ltd, Budapest | Hungary |
| Novell Inc., Budapest | Hungary |
| Fujitsu, Budapest | Hungary |
| Epicor Software Corporation, Budapest | Hungary |
| Hewitt Associates, Inc., Budapest | Hungary |
| EMC Corporation, Budapest | Hungary |
| Getronics Corporate, Budapest | Hungary |
|
| Nokia Siemens Networks, Budapest | Hungary |
| Quick Heal Technologies (P) Ltd., Budapest | Hungary |
| Quick Heal Technologies (P) Ltd., Budapest, Austria | Other |
| ICON Clinical Research, Budapest | Hungary |
| Software AG, Budapest | Hungary |
| ZTE Corporation, Budapest | Hungary |
| BT Global Services, Budapest | Hungary |
| T-Systems, Budapest | Hungary |
| Xerox Corporation, Budapest | Hungary |
|
| Virtusa, Budapest | Hungary |
| Sybase Inc., Budapest | Hungary |
| Pitney Bowes, Budapest | Hungary |
| SAS Institute Inc., Budapest | Hungary |
| Hewlett Packard (HP), Budapest | Hungary |
|
| Nokia Corporation, Budapest | Hungary |
| Mettler-Toledo India Private Limited, Budapest | Hungary |
| LogicaCMG, Budapest | Hungary |
| Informatica Corporation, Budapest | Hungary |
| Synopsys, Budapest | Hungary |
| GEMALTO, Budapest | Hungary |
| Teleperformance, Budapest | Hungary |
| Convergys India Services Pvt Ltd, Budapest | Hungary |
| Deloitte, Budapest | Hungary |
| Cognizant Technology Solutions, Budapest | Hungary |
| Google Inc.., Budapest | Hungary |
| EagleEyeOS Llc., Budapest | Hungary |
| Cadence Design Systems, Inc, Budapest | Hungary |
| Raffles Software Pvt. Ltd., Budapest | Hungary |
| Autodesk, Inc., Budapest | Hungary |
| Electronic Data Systems Corporation, Budapest | Hungary |
| Accenture Services Private Limited, Budapest | Hungary |
| Mahindra Satyam Computer Services Limited, Budapest | Hungary |
| Tata Consultancy Services Ltd, Budapest | Hungary |