Damm Wissenschaft Wolf jean claude geha deutsche telekom Welle Bewunderung Alexander Graham Bell
Jean-Claude Geha replaces Fredrik Jejdling as Ericsson's head of sub-Saharan Africa | aptantech
Operations Transformation Forum 2018
Jean-Claude Geha | LinkedIn
Alida Clemens – Managerin – Deutsche Telekom AG | LinkedIn
MEF18: Set to Showcase Innovations and Disruptions around MEF 3.0 Framework - TelecomDrive
iBASIS Accelerates Growth With JC Geha as Chief Operating Officer | Business Wire
Deutsche Telekom: Vorstand Claudia Nemat im Porträt
Hrvatski Telekom selects Ericsson as its partner in the construction and maintenance of telecommunications infrastructure | EuropaWire.eu | The European Union's press release distribution & newswire service
Alida Clemens – Managerin – Deutsche Telekom AG | LinkedIn
MEF appoints new board members to lead move to MEF 3.0