Profile
Wilfried Kallenberg is currently the Co-Managing Director at nacamar GmbH since 2014.
Prior to this, he served as the Chief Technology Officer at ecotel communication ag from 2008 to 2023.
Wilfried Kallenberg active positions
| Companies | Position | Start |
|---|---|---|
nacamar GmbH
 nacamar GmbH Specialty TelecommunicationsCommunications Part of ecotel communication ag, nacamar GmbH is a German company that provides telecommunication services. The company is based in Dusseldorf, Germany. The CEOs are Benjamin Buchholz, Sebastian A. Weiß, Wilfried Kallenberg. The company was founded in 1996. | Chief Executive Officer | 30/06/2014 |
Former positions of Wilfried Kallenberg
| Companies | Position | End |
|---|---|---|
| ECOTEL COMMUNICATION AG | Chief Tech/Sci/R&D Officer | 14/10/2023 |
Experiences
Positions held
Connections
1st degree connections
1st degree companies
Male
Female
Members of the board
Executives
Linked companies
| Listed companies | 1 |
|---|---|
| ECOTEL COMMUNICATION AG | Communications |
| Private companies | 1 |
|---|---|
nacamar GmbH
nacamar GmbH Specialty TelecommunicationsCommunications Part of ecotel communication ag, nacamar GmbH is a German company that provides telecommunication services. The company is based in Dusseldorf, Germany. The CEOs are Benjamin Buchholz, Sebastian A. Weiß, Wilfried Kallenberg. The company was founded in 1996. | Communications |
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