Holding(s) in Company

Shanks Group PLC
14 June 2007


TR-1 :   NOTIFICATION OF MAJOR INTERESTS IN SHARES 

1. Identity of the issuer or the underlying issuer of existing               SHANKS GROUP PLC
shares to which voting rights are attached(i):

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):Disclosure required following the implementation of the DTR Rules

3. Full name of person(s) subject to the notification             LIONTRUST INVESTMENT SERVICES LIMITED
obligation:

4. Full name of shareholder(s) (if different from 3.):                             N/A

5. Date of the transaction (and date on which the threshold is                  13/6/2007
crossed or reached if different):

6. Date on which issuer notified:                                               14/6/2007

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

8. Notified details:



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

Ordinary Shares   11,708,823  11,708,823  11,833,823  11,833,823              5.04
10p


B: Financial Instruments
Resulting situation after the triggering transaction i
Type of financial    Expiration date Exercise/ Conversion      Number of voting rights    % of voting
instrument           i               Period/ Date              that may be acquired if    rights
                                                               the instrument is
                                                               exercised/ converted.
   Not Applicable


Total (A+B)
Number of voting rights                            % of voting rights

11,833,823                                         5.04


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


13. Additional information:
14. Contact name:                            ADRIAN McCRORY
15. Contact telephone number:                020 7412 1730



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


Carolyn Gibson

Company Secretary

Shanks Group plc

Tel: [phone]


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