Directors’ Dealings | 1 July 2011 18:03

DGAP-DD: QSC AG english

Notification concerning transactions by persons performing managerial responsibilities pursuant to section 15a of the WpHG Directors’ Dealings notification transmitted by DGAP – a company of EquityStory AG. The person with duty of notification is solely responsible for the content of this announcement. ————————————————————————— Details of the person subject to the disclosure requirement Last name: Baker First name: John C. Position: Member of an administrative or supervisory body Information about the transaction with duty of notification Description of the financial instrument: QSC shares ISIN/WKN of the financial instrument: DE0005137004 Type of transaction: Distribution Date: 28.06.2011 Price: not numberable Currency: EUR No. of items: 22163 Total amount traded: – Place: außerbörslich / over the counter Explanation for publication: Acquisition of 22,163 of the issuer’s shares within the framework of a distribution Information about the company with duty of publication Issuer: QSC AG Mathias-Brüggen-Straße 55 50829 Köln Deutschland ISIN: DE0005137004 WKN: 513700 End of Directors’ Dealings Notification (c) DGAP 01.07.2011 DGAP Distribution Services include Regulatory Announcements, Financial/Corporate News and Press Releases. Media archive at www.dgap-medientreff.de and www.dgap.de ID 13646