Holding(s) in Company

Headlam Group PLC
23 August 2007


TR-1(i):               Notification of major interests in shares


1. Identity of the issuer or the                      Headlam Group plc
underlying issuer of existing shares to               
which voting rights are attached(1):
-------------------------------

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         Aviva plc & its subsidiaries
notification obligation(1):                           
-------------------------------

4. Full name of shareholder(s) (if   Registered Holder:
different from 3.)(1):
                                     BNY Norwich Union Nominees Limited 253,643*

                                     Chase GA Group Nominees Limited    482,864*

                                     Chase Nominees Limited              19,724*

                                     CUIM Nominee Limited               160,262*

                                     * denotes direct interest

                                     Chase Nominees Limited            1,446,551

                                     CUIM Nominee Limited                 72,639

                                     Vidacos Nominees Limited          1,767,086
                                         

5. Date of the transaction (and          21 August 2007
date on which the threshold is 
crossed or reached if different)(1):
-------------------------------

6. Date on which issuer notified:        22 August 2007
-------------------------------         

7. Threshold(s) that is/are crossed     5% to 4% change at Combined  
or reached:                                 Interest Level  
-------------------------------

8. Notified details:
-------------------------------          

A: Voting rights attached to shares
Class/type of  Situation previous to the Resulting situation after the
shares         Triggering transaction    triggering transaction (1)
               (1)
if possible
using the ISIN Number of  Number of  Number of Number of voting  % of voting
CODE           Shares     Voting     shares    rights ix         rights
                          Rights     Direct    Direct  Indirect  Direct Indirect
                          viii                 x       xi

Ordinary       4,290,000  4,290,000  916,493   916,493 3,286,276  1.09%  3.90%
Shares

GB0004170089

B: Financial Instruments

Resulting situation after the triggering transaction xii

Type of      Expiration Exercise/      Number of voting rights that may  % of
financial    date       Conversion     be acquired if the instrument is  voting
instrument   xiii       Period/ Date   exercised/ converted.             rights
                        xiv

N/A


Total (A+B)

Number of voting rights                      % of voting rights

4,202,769                                    4.99%

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

                                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 total number of 
                                            voting rights of 84,059,580.

14. Contact name:         

15. Contact telephone number:



Annex Notification Of Major Interests In Shares xvi

A: Identity of the person or legal entity subject to the notification
obligation

Full name (including legal form for legal entities)

Contact address (registered office for legal entities)

Phone number

Other useful information (at least legal representative for legal persons)



B: Identity of the notifier, if applicable xvii

Full name

Contact address

Phone number

Other useful information (e.g. functional relationship with the person or
legal entity subject to the notification obligation)


C:        Additional information



Notes



--------------------------



(i)  This form is to be sent to the issuer or underlying issuer and
to be filed with the competent authority.



                      This information is provided by RNS
            The company news service from the London Stock Exchange