IBS OPENSystems plc
20 March 2008



TR-1i: NOTIFICATION OF MAJOR INTERESTS IN SHARES



(1). Identity of the issuer or the underlying issuer of existing shares to which
voting rights are attached (ii):

IBS OPENSystems Plc



2. Reason for the notification (please state Yes/No):

.................



An acquisition or disposal of voting rights:



An acquisition or disposal of financial instruments which may result in the
acquisition of shares already issued to which voting rights are attached:

.................



An event changing the breakdown of voting rights:

.................



Other (please specify): Due to client transfer in





3. Full name of person(s) subject to the notification obligation (iii):

    BlackRock Inc





4. Full name of shareholder(s) (if different from 3.) (iv):

.................



5. Date of the transaction and date on which the threshold is crossed or
reached (v):

N/A



6. Date on which issuer notified:

19 March 2008



7. Threshold(s) that is/are crossed or reached:

     Gone above 15%



8. Notified details:

.................







A: Voting rights attached to shares


Class/type of shares if possible  Situation previous to the
using the ISIN CODE               Triggering transaction (vi)
                                  Number of shares                   Number of voting Rights (viii)


GB00B06HS226                      5,744,412                          5,744,412



Resulting situation after the triggering transaction (vii)


Class/type of shares if      Number of shares         Number of voting rights (ix)      % of voting rights
possible using the ISIN CODE
                                                      Direct (x)   Indirect (xi)        Direct      Indirect


                             n/a                      n/a          5,894,230            15.19%



B: Financial Instruments

Resulting situation after the triggering transaction (xii)


Type of         Expiration Date       Exercise/Conversion       Number of voting rights     % of voting rights
financial       (xiii)                Period/ Date (xiv)        that may be acquired if the
instrument                                                      instrument is exercised/
                                                                converted.








Total (A+B)
Number of voting rights        % of voting rights


5,894,230                      15.19%





9. Chain of controlled undertakings through which the voting rights and/or the
financial instruments are effectively held, if applicable (xv):

BlackRock Investment Management (UK) Limited - 5,894,230 (15.19%)



Proxy Voting:



10. Name of the proxy holder:

................



11. Number of voting rights proxy holder will cease to hold:

.................



12. Date on which proxy holder will cease to hold voting rights:

.................



13. Additional information:



14. Contact name:



15. Contact telephone number:





Annex to Notification Of Major Interests In Shares (XVI)



A: Identity of the person or legal entity subject to the notification obligation



Full name (including legal form for legal entities):

BlackRock Inc



Contact address (registered office for legal entities):

33 King William Street, London EC4R 9AS



Phone number:

0131 472 7472



Other useful information (at least legal representative for legal persons):

Louise Lyle






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