Blocklisting - Interim Review

BLOCK LISTING SIX MONTHLY RETURN Information provided on this form must be typed or printed electronically andprovided to an ris. (Note: Italicised terms have the same meaning as given in the Listing Rules.) Date: 8 May 2014 Name of applicant: Keller Group plc Name of scheme: Keller Group plc Performance Share Plan Period of return: From: 01/07/2013 To: 31/12/2013 Balance of unallotted securities under 371,500 ordinary 10p sharesscheme(s) from previous return: Plus: The amount by which the block Nilscheme(s) has been increased since thedate of the last return (if anyincrease has been applied for): Less: Number of securities issued/ Nilallotted under scheme(s) during period(see LR3.5.7G): Equals: Balance under scheme(s) not 371,500yet issued/allotted at end of period: Name of contact: Kerry Porritt Telephone number of contact: 0207 616 7575