Company Announcements

Keller Group Plc - Holding(s) in Company

TR-1: S tandard form for notification of major holdings


NOTIFICATION OF MAJOR HOLDINGS(to be sent to the relevant issuer and to the FCA
in Microsoft Word format if possible)i

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

1b. Please indicate if the issuer is a non-UK issuer(please mark with an “X” if
appropriate)

Non-UK issuer

2. Reason for the notification(please mark the appropriate box or boxes with an
“X”)

An acquisition or disposal of voting rights                                   X

An acquisition or disposal of financial instruments

An event changing the breakdown of voting rights

Other (please specify)iii:

3. Details of person subject to the notification obligationiv

Name                                    Schroders PLC

City and country of registered office   London, United Kingdom
(if applicable)

4. Full name of shareholder(s) (if different from 3.)v

Name

City and country of registered office
(if applicable)

5. Date on which the threshold was      21/03/2024
crossed or reachedvi:

6. Date on which issuer notified        22/03/2024
(DD/MM/YYYY):

7. Total positions of person(s) subject to the notification obligation

                                                                             Tot
                                                                             al
                                                                             num
                                                                             ber
                                                                             of
                                       % of voting rights                    vot
                    % of voting rights through financial  Total of both in % ing
                    attached to shares instruments        (8.A + 8.B)        rig
                    (total of 8. A)    (total of 8.B 1 +                     hts
                                       8.B 2)                                hel
                                                                             d
                                                                             in
                                                                             iss
                                                                             uer
                                                                             vii

Resulting situation                                                          3,6
on the date on      4.993374%                             4.993374%          34,
which threshold was                                                          008
crossed or reached                                                           .00

Position of
previous            9.987735%                             9.987735%
notification (if
applicable)




8. Notified details of the resulting situation on the date on which the
threshold was crossed or reachedviii

A: Voting rights attached to shares

Class/type of   Number of voting rightsix   % of voting rights
sharesISIN code
(if possible)   Direct(DTR5.1) Indirect     Direct(DTR5.1) Indirect(DTR5.2.1)
                               (DTR5.2.1)

Equity:                        3,634,008.00                4.993374%
GB0004866223

SUBTOTAL 8. A   3,634,008.00                4.993374%




B 1: Financial Instruments according to DTR5.3.1R (1) (a)

                                             Number of voting
Type of financial Expiration Exercise/       rights that may be     % of voting
instrument        datex      Conversion      acquired if the        rights
                             Periodxi        instrument
                                             isexercised/converted.

                             SUBTOTAL 8. B 1




B 2: Financial Instruments with similar economic effect according to DTR5.3.1R
(1) (b)

Type of    Expiration Exercise/  Physical or       Number of voting % of voting
financial  datex      Conversion cashsettlementxii rights           rights
instrument            Periodxi

                                 SUBTOTAL 8.B.2




9. Information in relation to the person subject to the notification obligation
(please mark the applicable box with an “X”)

Person subject to the notification obligation is not controlled by any
natural person or legal entity and does not control any other undertaking(s)
holding directly or indirectly an interest in the (underlying) issuerxiii

Full chain of controlled undertakings through which the voting rights and/or
the
financial instruments are effectively held starting with the ultimate         X
controlling natural person or legal entityxiv(please add additional rows as
necessary)

                                                                             Tot
                                                                             al
                                                                             of
                                                                             bot
                                                                             h
                                                                             if
                                                                             it
                                                                             equ
                                                                             als
                                                  % of voting rights through or
                         % of voting rights if it financial instruments if   is
Namexv                   equals or is higher than it equals or is higher     hig
                         the notifiable threshold than the notifiable        her
                                                  threshold                  tha
                                                                             n
                                                                             the
                                                                             not
                                                                             ifi
                                                                             abl
                                                                             e
                                                                             thr
                                                                             esh
                                                                             old

                                                                             4.8
Schroders PLC            4.898552                 0.000000                   985
                                                                             52

Schroder Administration                                                      4.8
Limited                  4.898552                 0.000000                   985
                                                                             52

Schroder International                                                       4.8
Holdings Limited         4.898552                 0.000000                   985
                                                                             52

Schroder Investment                                                          4.8
Management Limited       4.898552                 0.000000                   985
                                                                             52

                                                                             0.0
Schroders PLC            0.094821                 0.000000                   948
                                                                             21

Schroder Administration                                                      0.0
Limited                  0.094821                 0.000000                   948
                                                                             21

Schroder International                                                       0.0
Holdings Limited         0.094821                 0.000000                   948
                                                                             21

Schroder Investment                                                          0.0
Management Limited       0.094821                 0.000000                   948
                                                                             21

Schroder Investment                                                          0.0
Management North America 0.094821                 0.000000                   948
Limited                                                                      21

10. In case of proxy voting, please identify:

Name of the proxy holder

The number and % of voting rights held

The date until which the voting rights will be
held

11. Additional informationxvi




                         Place of completion London

                         Date of completion  22/03/2024

Enquiries:

Jamie Dearsley

Company Secretarial Assistant

+44 7824 584 151

Keller Group Plc


LEI Number:         549300QO4MBL43UHSN10


Classification:        2.3 (Major shareholding notifications)