Holding(s) in Company

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

+-------------------------------------------------------+----------------------+
|1. Identity of the issuer or the underlying issuer of  |  Quadnetics Group plc|
|existing shares to which voting rights are attached:   |                      |
+-------------------------------------------------------+----------------------+

+------------------------------------------------------------------------------+
|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|BT Pension Scheme Trustees Limited as|
|notification obligation:                |trustee of the BT Pension Scheme. See|
|                                        |Section 9 for further information.   |
+----------------------------------------+-------------------------------------+
|4. Full name of shareholder(s) (if      | N/A                                 |
|different from 3.):                     |                                     |
|                                        |                                     |
+----------------------------------------+-------------------------------------+
|5. Date of the transaction and date on  | 11/03/2010                          |
|which the threshold is crossed or       |                                     |
|reached:                                |                                     |
|                                        |                                     |
+----------------------------------------+-------------------------------------+
|6. Date on which issuer notified:       | 12/03/2010                          |
|                                        |                                     |
+----------------------------------------+-------------------------------------+
|7. Threshold(s) that is/are crossed or  | 6%                                  |
|reached:                                |                                     |
|                                        |                                     |
+----------------------------------------+-------------------------------------+



+------------------------------------------------------------------------------+
|8. Notified details:                                                          |
+------------------------------------------------------------------------------+
|A: Voting rights attached to shares                                           |
|                                                                              |
+-------------+-------------------+--------------------------------------------+
|Class/type of|Situation previous |Resulting situation after the triggering    |
|shares       |to the triggering  |transaction                                 |
|             |transaction        |                                            |
|if possible  +---------+---------+---------+------------------+---------------+
|using        |Number   |Number   |Number   |Number of voting  |% of  voting   |
|the ISIN CODE|of       |of       |of shares|rights            |rights         |
|             |Shares   |Voting   +---------+---------+--------+------+--------+
|             |         |Rights   |Direct   |Direct   |Indirect|Direct|Indirect|
+-------------+---------+---------+---------+---------+--------+------+--------+
|0715683      |         |         |         |         |        |      |        |
|GB0007156838 |1,278,346|1,278,346|1,178,346|1,178,346|N/A     |6.707%|N/A     |
+-------------+         |         |         |         |        |      |        |
|             |         |         |         |         |        |      |        |
+-------------+---------+---------+---------+---------+--------+------+--------+

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

+------------------------------------------------------------------------------+
|C: Financial Instruments with similar economic effect to Qualifying Financial |
|Instruments                                                                   |
+------------------------------------------------------------------------------+
|Resulting situation after the triggering transaction                          |
|                                                                              |
+---------------+--------+----------+----------+--------------+----------------+
|Type of        |Exercise|Expiration|Exercise/ |Number of     |% of voting     |
|financial      |price   |date      |Conversion|voting        |rights          |
|instrument     |        |          |period    |rights        |                |
|               |        |          |          |instrument    |                |
|               |        |          |          |refers to     |                |
+---------------+--------+----------+----------+--------------+-------+--------+
|               |        |          |          |              |Nominal| Delta  |
|               |        |          |          |              |       |        |
|               |        |          |          |              +-------+--------+
|               |        |          |          |              |       |        |
+---------------+--------+----------+----------+--------------+-------+--------+

+-------------------------------------------------------+
| Total (A+B+C)                                         |
|                                                       |
+-------------------------+-----------------------------+
| Number of voting rights | Percentage of voting rights |
+-------------------------+-----------------------------+
|  1,178,346              |  6.707%                     |
+-------------------------+-----------------------------+

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

+------------------------------------------------------------------------------+
|Proxy Voting:                                                                 |
|                                                                              |
+--------------------------------------------------+---------------------------+
|10. Name of the proxy holder:                     | See Comment in Section 13.|
|                                                  |                           |
+--------------------------------------------------+---------------------------+
|11. Number of voting rights proxy holder will     | See Comment in Section 13.|
|cease to hold:                                    |                           |
|                                                  |                           |
+--------------------------------------------------+---------------------------+
|12. Date on which proxy holder will cease to hold | See Comment in Section 13.|
|voting rights:                                    |                           |
|                                                  |                           |
+--------------------------------------------------+---------------------------+

+-----------------------------+------------------------------------------------+
|13. Additional information:  | This disclosure is made by BT Pension Scheme   |
|                             |Trustees Limited as trustee of the BT Pension   |
|                             |Scheme, which is the ultimate parent undertaking|
|                             |for the purposes of DTR 5.2.1(e).               |
+-----------------------------+------------------------------------------------+
|14. Contact name:            |Valerie Davidson ([e-mail])      |
|                             |                                                |
+-----------------------------+------------------------------------------------+
|15. Contact telephone number:|020 7680 2177                                   |
|                             |                                                |
+-----------------------------+------------------------------------------------+


[HUG#1393541]