Holding(s) in Company

RNS Number : 2463A
SQS Software Quality Systems AG
30 July 2008

Holding in Company

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

SQS Software Quality Systems AG

2. Reason for the notification (please tick the appropriate box or boxes):

An acquisition or disposal of voting rights:
[ X ]
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):
[ ]

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

Aviva plc & its subsidiaries

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

BNY Norwich Union Nominees Limited 170,805*
Chase GA Group Nominees Limited 479,031*
Chase Nominees Limited 33,123*
CUIM Nominee Limited 156,155*
Vidacos Nominees Limited 194,883
*denotes direct interest

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

24 July 2008

6. Date on which issuer notified:

28 July 2008

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

5% to 4% Change at Combined Interest level.

8. Notified details:

A: Voting rights attached to shares

Class/type of shares Situation previous to the triggering transaction
Number of Shares Number of Voting Rights

DE0005493514 1,241,597 1,241,597

Resulting situation after the triggering transaction
Number of shares Number of voting rights % of voting rights
Direct Direct Indirect Direct Indirect
839,114 839,114 194,883 3.89% 0.90%

B: Financial Instruments

Resulting situation after the triggering transaction
Type of financial instrument Expiration date Exercise / Number of voting % of voting rights
conversion period / rights that may be
date acquired if the
instrument is
exercised /
converted
n/a

Total (A+B):

Number of voting rights % of voting rights
1,033,997 4.79%

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

See Section 4

Proxy Voting:

10. Name of the proxy holder:

See Section 4

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:

Figures are based on a revised total number of voting rights of 21,599,109.

Please note that the shares held are the UK listing.