Additional Listing

QUADNETICS GROUP PLC ("Quadnetics" or "the Company")

ADDITIONAL LISTING

Quadnetics (AIM: QDG), a leader in the design, integration and control of advanced surveillance technology, networked security systems and strategic security solutions, announces that application has been made for the admission ("Admission") to trading on AIM of 1,744 new ordinary shares of 20p each in the Company ("Shares"), pursuant to an exercise of options. Dealings are expected to commence on 18 April 2012.

Following Admission, the Company shall have 17,571,488 Shares in issue, each with voting rights, which figure may be used by shareholders in the Company as the denominator for the calculations by which they will determine if they are required to notify their interest in, or a change to their interest in, the share capital of the Company under the Financial Service Authority's Disclosure and Transparency Rules. The Company does not hold any Shares in Treasury.

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