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 2000 Approved     
                                     Executive Share Option Scheme             
                                                                               
Period of return:          From:     1 July 2012   To:   12 December 2012      
                                                                               
Balance of unallotted securities     1,671,061 shares                          
under scheme(s) from previous                                                  
return:                                                                        
                                                                               
Plus: The amount by which the block  0                                         
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  1,671,061 shares                          
yet issued/allotted at end of                                                  
period:                                                                        

No further options will be exercised under this Share Plan and therefore no
further returns will be made in respect of this Block Listing.

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