Director Shareholding/Additional Listing

26 March 2007

                                 ITM Power Plc                                 

                           ("ITM" or "the Company")                            

                             Director Shareholding                             

                              Exercise of Options                              

ITM Power Plc announces that Mr Stephen Massey, Non Executive Chairman,
exercised options on 23rd March 2007 over 700,000 ordinary shares in ITM Power
Plc at an exercise price of 25p per ordinary share. Mr Massey sold 400,000
shares at a price of 116.1p per share to cover costs relating to the
transaction.

Following the exercise of the option and the sale of the shares, Mr Massey
holds 400,000 ordinary shares representing 0.4% of the total issued share
capital of the Company.

Application has been made for the admission of 700,000 ordinary shares to
trading on AIM. The shares will rank pari passu with existing ordinary shares
and it is expected that admission will occur on 28th March 2007.

Following admission of the new shares, the total issued share capital of the
Company will be 101,958,735 ordinary shares.

Ends

For further information please contact:

Marcus Scott
ITM Power Plc
Tel: [phone]

Gemma Chandler
ITM Power Plc
Tel: [phone]
Mobile: [phone]