"Tenovis was a large German telecommunications company first set up in 1899, who were acquired by Avaya in October 2004. The business has a staff force of more than 5,400 employees and maintains a presence in Austria, Belgium, France, Italy, Spain, Switzerland and the Netherlands. Tenovis announced its IPO in April 2004. Tenovis has its head office situated in Frankfurt/Main, its main 'Product portfolio' consists of communication solutions, among them being: Private branch exchange, call center, business recovery center (backup computer centers), customer relationship management, voice messaging, cross-linking and services for enterprises and national authorities. The Support leg of the enterprise is a well-developed telephone system of small and medium size subsidiaries." - (en.wikipedia.org 10.08.2021)
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