Biography of Wilfried Kallenberg

Last update: September 2, 2020


Wilfried was Chief Technology Officer at Callax Telecom, and Executive Vice President Operations & Technology at Seven Communications. Wilfried served as Chief Operating Officer at Ecotel Communication.

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Company Colleagues

At Ecotel Communication, Wilfried Kallenberg has 6 colleagues who can be contacted including Peter Zils (CEO), Sascha Magsamen (Director)

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In the Telecommunications industry, Wilfried Kallenberg has 23,770 colleagues in 1,951 companies located in 172 countries. 10,154 executive movements have been recorded in the last 12 months. Learn more about Telecommunications.

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