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 SHARES

1. Identity of the issuer or the underlying             Keller Group Plc
issuer 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 JPMorgan Asset Management Holdings Inc.
notification obligation: iii

4. Full name of shareholder(s)            JPMorgan Asset Management (UK) Limited
(if different from 3.):iv
 
5. Date of the transaction and date on                              30 June 2009
which the threshold is crossed or
reached: v

6. Date on which issuer notified:                                   02 July 2009

7. Threshold(s) that is/are crossed or                              5% downwards
reached: vi, vii


8. Notified details:

A: Voting rights attached to shares viii, ix

Class/type of    Situation previous                Resulting situation
shares            to the triggering                after the triggering
                     transaction                       transaction
 
if possible
using
the ISIN CODE
                  Number    Number    Number      Number of voting      % of voting
                    of        of     of shares         rights            rights x
                  Shares    Voting
                            Rights
                                      Direct   Direct xi Indirect xii Direct Indirect

GB0004866223     4,798,351 4,798,351                     3,199,083            4.992%


B: Qualifying Financial Instruments

Resulting situation after the triggering transaction
Type of financial Expiration     Exercise/       Number of voting   % of voting
   instrument     date xiii  Conversion Period  rights that may be     rights
                                    xiv           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           rights xix, xx
   instrument                              period    instrument refers to
                                            xviii
                                                                            Nominal     Delta

      CFD                                                   3,743            0.01%


Total (A+B+C)

     Number of voting rights          Percentage of voting rights

            3,202,826                           4.998%


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

Total disclosable holding for JPMorgan Asset Management Holdings Inc :
 
JPMorgan Asset Management (UK) Limited: 3,202,826 (4.998%)
 
Proxy Voting:

10. Name of the proxy holder:                                                    N/A

11. Number of voting rights proxy holder will cease                              N/A
to hold:

12. Date on which proxy holder will cease to hold                                N/A
voting rights:
                                                                                 N/A
13. Additional information:

14. Contact name:                                                     Michael Kirwan

15. Contact telephone number:                                          020 7325 1413


Note: Annex should only be submitted to the FSA not the issuer


Annex: Notification of major interests in sharesxxii

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


Full name                                    JPMorgan Asset Management Holdings Inc.
 
(including legal form of legal entities)
 
Contact address                                   270 Park Avenue, New York, NY10017
 
(registered office for legal entities)
 
Phone number & email                                                001 212 270 6000
 
Other useful information                                                         N/A
 
(at least legal representative for legal
persons)
 
B: Identity of the notifier, if applicable
Full name                                                             Michael Kirwan
 
Contact address                         JPMorgan Chase, 13th Floor, 125 London Wall,
                                                                    London, EC2Y 5AJ
 
Phone number & email                                                   020 7325 1413
 
                                                       [e-mail]

Other useful information                                                         N/A
 
(e.g. functional relationship with the
person or legal entity subject to the
notification obligation)
 
C: Additional information

N/A


For notes on how to complete form TR-1 please see the FSA website.