ASTEC COMPUTING (UK) LIMITED

Duke Royalty UK Limited

BARCLAYS BANK PLC

DEBENTURE

Barclays Bank PLC

Fixed and floating charges over the undertaking and all property and assets present and future including goodwill bookdebts uncalled capital buildings fixtures fixed plant and machinery.

NMB-HELLER LIMITED AND/OR ANY RECEIVER

FIXED AND FLOATING CHARGE OVER ALL ASSETS

NMB-HELLER LIMITED

FIXED CHARGE OVER BOOK DEBTS