Keller Regulatory News (KLR)

1

Details of persons discharging managerial responsibility (“PDMR”)

/ person closely associated (“PCA”)

a)

Name

Paul Leonard

2

Reason for the notification

a)

Position / status

PDMR

(Provide job title)

PCA

(Provide name of job title of relevant PDMR)

President, North America

N/A

b)

Initial notification/Amendment

Initial notification

3

Details of the issuer

a)

Name

Keller Group plc

b)

LEI and classification

549300QO4MBL43UHSN10

2.2 Inside information

4

Details of the transaction(s): section to be repeated for (i) each type of instrument; (ii) each type of transaction; (iii) each date; and (iv) each place where transactions have been conducted

a)

Description of the financial instrument

Identification code

Ordinary shares of 10p each GB0004866223

b)

Indicate nature of the transaction

Acquisition

Disposal

Subscription

Other

ii) Is the transaction linked to an exercise of a share award?

Yes

No

X

iii) Was the transaction conducted pursuant to an investment programme or a trading plan?

Yes

No

If yes, provide date at which investment programme or trading plan was entered into:

X

c)

Price(s) and volume(s)

Price(s)

(Please state currency)

Volume(s)

GBP 21.69

6,812

d)

Aggregated information

Aggregated price(s) (Please state currency)

Aggregated volume(s)

Not applicable - single transaction

Not applicable - single transaction

e)

Date of the transaction

Date: 04.03.2026

Time zone: GMT

f)

Place of the transaction

London Stock Exchange