Director/PDMR Shareholding

NOTIFICATION OF TRANSACTIONS OF DIRECTORS, PERSONS DISCHARGING MANAGERIAL RESPONSIBILITY OR CONNECTED PERSONS

Mr. Alun Hughes Griffiths, a director and person discharging managerial responsibilities of WS Atkins plc (the "Company"), notified the Company on 13 January 2014 that on 10 January 2014 in London he purchased 201 ordinary shares of 0.5 pence each in the Company at £14.1866 per share pursuant to the Company's Dividend Reinvestment Plan. This equated to 0.0002% of the voting issued share capital.

Mr. Griffiths further notified the Company on 13 January 2014 that on 10 January 2014 in London his wife, Mrs. Mary Christine Griffiths, purchased 4 ordinary shares of 0.5 pence each in the Company at £14.1866 per share pursuant to the Company's Dividend Reinvestment Plan. This equated to 0.000004% of the voting issued share capital.

Mr. Griffiths' total interest in shares following this notification is 37,292 ordinary shares, representing 0.0373% of the voting issued share capital of WS Atkins plc.

This notice is given in fulfillment of the obligations under DTR 3.1.4R (1).

Rachel Doex

Company Secretarial Assistant

13 January 2014

Telephone: +44 (0) 1372 752456