Director/PDMR Shareholding

John Wood Group PLC ("Company")

  

The Company has been informed that on 12 September 2007, the Trustees of the
John Wood Group PLC Employee Share Trust ("EST"):

  * sold 14,375 ordinary shares in the capital of the Company at £4.025 per
    share, being 0.00274% of the share capital of the Company pursuant to
    exercises of share options under the John Wood Group PLC 2002 (No 1)
    Executive Share Option Scheme;
   
On 14 September 2007:

  * sold 200,000 ordinary shares in the capital of the Company at £3.9016 per
    share, being 0.0382% of the share capital of the Company pursuant to
    exercises of share options under the John Wood Group PLC 2002 (No 1)
    Executive Share Option Scheme;
   
on 17 September 2007:

  * sold 300,000 ordinary shares in the capital of the Company at £3.855645 per
    share, being 0.0573% of the share capital of the Company pursuant to
    exercises of share options under the John Wood Group PLC 2002 (No 1)
    Executive Share Option Scheme;
   
on 18 September 2007:

  * transferred 6,300 ordinary shares in the capital of the Company at a
    consideration of 83.333 pence per share, being 0.0012% of the share capital
    of the Company, to employees of the Company, and its subsidiaries,
    exercising share options under the John Wood Group PLC 2000 Approved
    Executive Share Option Scheme;
   
Following these transaction, the EST holds a total of 15,025,583 ordinary
shares representing 2.87% of the share capital of the Company.

The class of discretionary beneficiaries for whom the EST holds such shares
consists of employees of the Company, including the following executive
directors of the Company: Allister G Langlands, Leslie J Thomas and Mark H
Papworth. Each of such directors is accordingly deemed to be beneficially
interested in the shares held by the EST.

The transactions noted above do not involve any of the Company's directors or
any persons discharging managerial responsibility.

  

Name of authorised company official responsible for making this notification.

IAN JOHNSON, COMPANY SECRETARY.