KLR Keller Group Plc

TR-1: Notifications of Major Interests in Shares

 1. Identity of the issuer or the                    Keller Group PLC
    underlying issuer of existing shares
    to which voting rights are attached:

2: Reason for notification (yes/no)

An acquisition or disposal of voting rights                              yes

An acquisition or disposal of qualifying financial instruments which     no
may result in the acquisition of shares already issued to which
voting rights are attached

An acquisition or disposal of instruments with similar economic          no
effect to qualifying financial instruments

An event changing the breakdown of voting rights                         no

Other (please specify):                                                  no

3. Full name of person(s) subject to the   Standard Life Investments (Holdings)
notification                                 Limited (Parent Company) -5.428%
                                                      comprised of:
obligation:
                                           Standard Life Investments Limited -
                                                          5.205%

                                           Ignis Investment Services Limited -
                                                          0.223%

4. Full name of shareholder(s) (if                Vidacos NomineesHSBC
different from 3.):

5. Date of the transaction (and date on                 21/10/2014
which the threshold

is crossed or reached):

6. Date on which issuer notified:                       22/10/2014

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

8: Notified Details

 A. Voting rights attached to shares

  * Class/type of share If possible                 GB0004866223
    use ISIN code

Situation previous to the triggering transaction

  * Number of shares                    * Number of voting rights

              2,693,265                               2,693,265

Resulting situation after the triggering transaction

  * Number of             Number of voting rights            Percentage of
    shares                                                   voting rights

                         Direct            Indirect       Direct     Indirect

    3,867,746           182,266           3,685,480        0.256      5.172

 B. Qualifying Financial Instruments

Resulting situation after the triggering transaction

    Type of       Expiration      Exercise/     No. of voting   Percentage of
   financial         date        conversion    rights that may  voting rights
  instrument                     period/date     be acquired
                                                   (if the
                                                 instrument
                                                 exercised/
                                                 converted)


NominalDelta

C: Financial Instruments with similar economic effect to Qualifying Financial
Instruments

Resulting situation after the triggering transaction

Type of financial  Exercise Expiration Exercise/  Number of     % of voting
instrument         price    date       Conversion voting        rights
                                       period     rights
                                                  instrument
                                                  refers to


Total (A+B+C)

Number of voting rights                      Percentage of voting rights

                 3,867,746                                 5.428

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

Standard Life Investments (Holdings) Limited (Parent Company) -5.428% comprised
of:

Standard Life Investments Limited -5.205%

Ignis Investment Services Limited -0.223%

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:          Notification using the total voting rights
                                                           figure of 71,259,813

14. Contact name:                                                 Kerry Porritt

15. Contact telephone number:                                     0207 616 7575