Holding(s) in Company

+------------------------------------------------------------------------------+
|TR-1: NOTIFICATION OF MAJOR INTEREST IN SHARESi                               |
+------------------------------------------------------------------------------+

+----------------------------------------------+-------------------------------+
|1. Identity of the issuer or the underlying   |                               |
|issuer                                        |     Quadnetics Group Plc      |
|of existing shares to which voting rights are |                               |
|attached: ii                                  |                               |
+----------------------------------------------+-------------------------------+
|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 qualifying financial instruments     |          |
|which may result in the acquisition of shares already issued to    |          |
|which voting rights are attached                                   |          |
+-------------------------------------------------------------------+----------+
|An acquisition or disposal of instruments with similar economic    |          |
|effect to qualifying financial instruments                         |          |
+-------------------------------------------------------------------+----------+
|An event changing the breakdown of voting rights                   |          |
+-------------------------------------------------------------------+----------+
|Other (please specify):                                            |          |
+--------------------------------------+----------------------------+----------+
|3. Full name of person(s) subject to  |                                       |
|the                                   | HSBC GLOBAL CUSTODY NOMINEE (UK) LTD  |
|notification obligation: iii          |                                       |
+--------------------------------------+---------------------------------------+
|4. Full name of shareholder(s)        |      Whitehall Consolidated Ltd       |
|(if different from 3.):iv             |                                       |
+--------------------------------------+---------------------------------------+
|5. Date of the transaction and date on|                                       |
|which the threshold is crossed or     |              23.03.2010               |
|reached: v                            |                                       |
+--------------------------------------+---------------------------------------+
|6. Date on which issuer notified:     |              24.03.2010               |
+--------------------------------------+---------------------------------------+
|7. Threshold(s) that is/are crossed or|               above 15%               |
|reached:vi, vii                       |                                       |
+--------------------------------------+---------------------------------------+

+-----------------------------------------------------------------------------------+
|8. Notified details:                                                               |
+-----------------------------------------------------------------------------------+
|A: Voting rights attached to shares viii, ix                                       |
+------------+---------------------+------------------------------------------------+
|Class/type  |Situation previous   |Resulting situation after the triggering        |
|of          |to the triggering    |transaction                                     |
|shares      |transaction          |                                                |
|            +---------+-----------+----------+---------------------+---------------+
|if possible |Number   |Number     |Number    |Number of voting     |% of  voting   |
|using       |of       |of         |of shares |rights               |rightsx        |
|the ISIN    |  ares   |Vo ing     +----------+---------+-----------+------+--------+
|CODE        |         |Rights     |Direct    |Directxi |Indirectxii|Direct|Indirect|
+------------+---------+-----------+----------+---------+-----------+------+--------+
|GB0007156838|         |           |          |         |           |      |        |
|            |2,524,900|2,524,900  |2,646,431 |2,646,431|           |15.06%|        |
|            |         |           |          |         |           |      |        |
+------------+---------+-----------+----------+---------+-----------+------+--------+

+-----------------------------------------------------------------------------------+
|B: Qualifying Financial Instruments                                                |
+-----------------------------------------------------------------------------------+
|Resulting situation after the triggering transaction                               |
+--------------+----------+--------------------+----------------------+-------------+
|Type of       |Expiration|Exercise/           |Number of voting      |% of voting  |
|financial     |datexiii  |Conversion Periodxiv|rights that may be    |rights       |
|instrument    |          |                    |acquired if the       |             |
|              |          |                    |instrument is         |             |
|              |          |                    |exercised/ converted. |             |
+--------------+----------+--------------------+----------------------+-------------+
|              |          |                    |                      |             |
+--------------+----------+--------------------+----------------------+-------------+

+-----------------------------------------------------------------------------------+
|C: Financial Instruments with similar economic effect to Qualifying Financial      |
|Instrumentsxv, xvi                                                                 |
+-----------------------------------------------------------------------------------+
|Resulting situation after the triggering transaction                               |
+-------------+--------+----------+-----------+----------------------+--------------+
|Type of      |Exercise|Expiration|Exercise/  |Number of voting      |% of voting   |
|financial    |price   |datexvii  |Conversion |rights instrument     |rightsxix, xx |
|instrument   |        |          |periodxviii|refers to             |              |
|             |        |          |           |                      |              |
+-------------+--------+----------+-----------+----------------------+-------+------+
|             |        |          |           |                      |Nominal|Delta |
|             |        |          |           |                      +-------+------+
|             |        |          |           |                      |       |      |
+-------------+--------+----------+-----------+----------------------+-------+------+

+-----------------------------------------------------------------------------------+
|Total (A+B+C)                                                                      |
+-----------------------------------+-----------------------------------------------+
|Number of voting rights            |Percentage of voting rights                    |
+-----------------------------------+-----------------------------------------------+
|2,646,431                          |15.06%                                         |
+-----------------------------------+-----------------------------------------------+

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

+---------------------------------------------------------------------------+
|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:            |Fabia Schulthess, HSBC Private Bank (Suisse) |
|                             |SA                                           |
+-----------------------------+---------------------------------------------+
|15. Contact telephone number:|0041 58 705 3235                             |
+-----------------------------+---------------------------------------------+




[HUG#1397206]