Blocklisting - Interim Review

BLOCK LISTING SIX MONTHLY RETURN                        

Information provided on this form must be typed or printed electronically and
provided to an ris.

Date: 12 December 2012

Name of applicant:                      John Wood Group PLC                     
                                                                               
Name of scheme:                         The John Wood Group PLC Employee Share  
                                        Trust                                   
                                                                               
Period of return:             From:     n/a             To:   12 December 2012 
                                                                               
Balance of unallotted securities under  0                                       
scheme(s) from previous return:                                                
                                                                               
Plus: The amount by which the block     10,000,000 shares                       
scheme(s) has been increased since the                                         
date of the last return (if any                                                
increase has been applied for):                                                
                                                                               
Less: Number of securities issued/      0                                       
allotted under scheme(s) during period                                         
(see LR3.5.7G):                                                                
                                                                               
Equals: Balance under scheme(s) not     10,000,000 shares                       
yet issued/allotted at end of period:                                          

Name of contact:                        Robbie M. B. Brown                     
                                                                               
Telephone number of contact:            01224 851000