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Traded as FWBQSC
Industry Telecommunications
Founded 1997 (1997)
Headquarters Cologne, Germany
Key people
Bernd Schlobohm (CEO and chairman of the management board), Herbert Brenke (Chairman of the supervisory board)
Products Residential and wholesale broadband Internet and telephony services
Revenue €422.1 million (2010)[1]
€20.9 million (2010)[1]
Profit €24.2 million (2010)[1]
Total assets €332.2 million (end 2010)[1]
Total equity €184.0 million (end 2010)[1]
Number of employees
610 (end 2010)[1]
Website www.qsc.de

Cologne-based QSC AG is a nationwide telecommunications provider in Germany with its own DSL network. It supplies broadband communication products such as leased lines in various bandwidths to voice and data services right through to custom enterprise networks. The company caters to the enterprise and residential markets. Its services are available in more than 120 German cities. It is a member of the TecDAX 30, Germany's 30 leading public technology companies.


  1. ^ a b c d e f "Annual Report 2010" (PDF). QSC. Retrieved 31 March 2011. 

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