Blocklisting Interim Review

Name of applicant:

Hydrogen Group plc

Name of scheme:

Hydrogen Unapproved Share Option Scheme

Period of return:

From:

8 July 2014

To:

8 January 2015

Balance of unallotted securities under scheme(s) from previous return:

56,746 ordinary shares of 1p each

Plus:  The amount by which the block scheme(s) has been increased since the date of the last return (if any increase has been applied for):

0

Less:  Number of securities issued/allotted under scheme(s) during period (see LR3.5.7G):

10,508 ordinary shares of 1p each

Equals:  Balance under scheme(s) not yet issued/allotted at end of period:

46,238 ordinary shares of 1p each

Number and Class of Securities originally admitted and the date of admission

120,000 ordinary shares of 1 pence each admitted on 17 May 2013

Name of contact:

Helen Perkins, Company Secretary

Telephone number of contact:

0207 090 7737