|Traded as||FWB: QSC|
|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)|
|Operating income||€20.9 million (2010)|
|Profit||€24.2 million (2010)|
|Total assets||€332.2 million (end 2010)|
|Total equity||€184.0 million (end 2010)|
|Employees||610 (end 2010)|
Cologne-based QSC AG is a nationwide telecommunications provider in Germany with its own DSL network. It supplies a comprehensive portfolio of 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.
- "Annual Report 2010". QSC. Retrieved 31 March 2011.
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