Holding(s) in Company

Derwent Valley Holdings PLC
20 November 2006


                                             SCHEDULE 10

                              NOTIFICATION OF MAJOR INTERESTS IN SHARES

1)     Name of company:
       DERWENT VALLEY HOLDINGS PLC

2)     Name of shareholder having a major interest:
        BARCLAYS  PLC

3)     Please state whether notification indicates that it is in respect of holding of the
       shareholder named in 2 above or in respect of a non-beneficial interest or in the
       case of an individual holder if it is a holding of that person's spouse or children
       under the age of 18:
        N/A

4)     Name of the registered holder(s) and, if more than one holder, the number of shares
       held by each of them:

        Barclays Capital Nominees Ltd                              1,635,496

       Boiss Nominees Ltd                                             54,006

       Chase Nominees Ltd                                             45,840

       J P Morgan                                                    496,438

       R C Greig Nominees Ltd                                          1,410

5)     Number of shares/amount of stock acquired:
        N/A

6)     Percentage of issued class:
        N/A

7)     Number of shares/amount of stock disposed:
        N/A

8)     Percentage of issued class:
        N/A

9)     Class of security:
        5p Ordinary shares

10)    Date of transaction:
        N/A

11)    Date company informed:
        November 20th, 2006

12)    Total holding following this notification:
        2,233,190

13)    Total percentage holding of issued class following this notification:
        4.16%

14)    Any additional information:
        -

15)    Name of contact and telephone number for queries:
        T. J. Kite - 020 7659 3000

16)    Name and signature of authorised company official responsible for making this
       notification:
        T. J. Kite - Company Secretary

        Date of notification:    November 20th, 2006





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