![Ralph Driever](data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" width="16" height="16" fill="%231b1b1b" class="bi bi-person-fill" viewBox="0 0 16 16"><path d="M3 14s-1 0-1-1 1-4 6-4 6 3 6 4-1 1-1 1zm5-6a3 3 0 1 0 0-6 3 3 0 0 0 0 6"/></svg>)
Ralph Driever held positions in corporate communications at Vodafone GmbH, Infineon Technologies AG, and Evonik Operations GmbH where he was the head of corporate communication in 2011.
| Companies | Position | End |
|---|---|---|
| INFINEON TECHNOLOGIES AG | Public Communications Contact | - |
Vodafone GmbH /OLD/
 Vodafone GmbH /OLD/ Wireless TelecommunicationsCommunications Provides telecommunications services | Public Communications Contact | - |
Evonik Operations GmbH
 Evonik Operations GmbH Pharmaceuticals: OtherHealth Technology Manufactures dietary supplements | Public Communications Contact | - |
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Private companies
| Private companies | 3 |
|---|---|
Infineon Technologies AG
 Infineon Technologies AG SemiconductorsElectronic Technology Provides semiconductor solutions | Electronic Technology |
Evonik Operations GmbH
Evonik Operations GmbH Pharmaceuticals: OtherHealth Technology Manufactures dietary supplements | Health Technology |
Vodafone GmbH /OLD/
Vodafone GmbH /OLD/ Wireless TelecommunicationsCommunications Provides telecommunications services | Communications |
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