Director Declaration

6 December 2016

EXTERNAL BOARD APPOINTMENT

Keller Group plc ("Keller"), the international ground engineering specialist, announces the following external board appointment in accordance with paragraph 9.6.14R of the Listing Rules of the Financial Conduct Authority:

Peter Hill CBE, Non-executive Chairman of the Company, has been appointed to the Board of Imagination Technologies Group plc with effect from 1 January 2017 and will become Non-executive Chairman with effect from 1 February 2017.

For further information, please contact:

Kerry Porritt

Company Secretary

Tel: [phone]

Notes to Editors:

Keller is the world’s largest geotechnical contractor, providing technically advanced geotechnical solutions to the construction industry. With annual revenue of around £1.8bn, Keller has approximately 10,000 staff world-wide.

Keller is the clear market leader in the US, Canada, Australia and South Africa; it has prime positions in most established European markets and a strong profile in many developing markets.