Holding(s) in Company

For filings with the FSA include the
 annex

 For filings with issuer exclude the
 annex


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

+---------------------------------------------+--------------------------------+
|1. Identity of the issuer or the underlying  |                                |
|issuer                                       |                          Vp 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                           |  Yes  |
+----------------------------------------------------------------------+-------+
|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                                   |                      Vp Employee Trust|
|notification obligation: iii          |                                       |
+--------------------------------------+---------------------------------------+
|4. Full name of shareholder(s)        |            Vibroplant Trustees Limited|
|(if different from 3.):iv             |                                       |
+--------------------------------------+---------------------------------------+
|5. Date of the transaction and date on|                                       |
|which the threshold is crossed or     |                       23 February 2011|
|reached: v                            |                                       |
+--------------------------------------+---------------------------------------+
|6. Date on which issuer notified:     |                       24 February 2011|
+--------------------------------------+---------------------------------------+
|7. Threshold(s) that is/are crossed or|                                     7%|
|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          |rights x       |
|the ISIN   |  ares    |Vo ing      +---------+------+---------+------+--------+
|CODE       |          |Rights      |Direct   |Direct|Indirect |Direct|Indirect|
|           |          |            |         |xi    |xii      |      |        |
+-----------+----------+------------+---------+------+---------+------+--------+
|Ordinary   |          |            |         |      |         |      |        |
|Shares     |3,142,607 | 3,142,607  |3,157,607|  0   |3,157,607|  0   |7.0216% |
|           |          |            |         |      |         |      |        |
|           |          |            |         |      |         |      |        |
+-----------+----------+------------+---------+------+---------+------+--------+

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

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

+------------------------------------------------------------------------------+
|Total (A+B+C)                                                                 |
+------------------------------------+-----------------------------------------+
|Number of voting rights             |Percentage of voting rights              |
+------------------------------------+-----------------------------------------+
|3,157,607                           |7.0216%                                  |
+------------------------------------+-----------------------------------------+

+------------------------------------------------------------------------------+
|9. Chain of controlled undertakings through which the voting rights and/or the|
|financial instruments are effectively held, if applicable: xxi                |
+------------------------------------------------------------------------------+
|                                                                              |
|The shares are registered in the name of the Vibroplant Trustees Ltd on behalf|
|of the Vp Employee Trust.                                                     |
+------------------------------------------------------------------------------+

+------------------------------------------------------------------------------+
|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:            |                                   Nigel Rabbage|
+-----------------------------+------------------------------------------------+
|15. Contact telephone number:|                                    01423 533400|
+-----------------------------+------------------------------------------------+







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Source: Vp PLC via Thomson Reuters ONE

[HUG#1492071]