RNS Number:7500Y
Ceres Power Holdings plc
22 June 2007

                         BLOCK LISTING SIX MONTHLY RETURN

Date: 22 JUNE 2007

Name of company:                         CERES POWER HOLDINGS PLC

Name of scheme:                          WARRANTS                           EMI OPTION SCHEME

Period of return:                        From 22 DECEMBER 2006 to 22 JUNE   From 22 DECEMBER 2006 to 22 JUNE
                                         2007                               2007

Balance under scheme from previous       374,026                            511,662

The amount by which the block scheme has Nil                                Nil
been increased, if the scheme has been
increased since the date of the last

Number of securities issued/allotted     172,610                            15,800
under scheme during period:

Balance under scheme not yet issued/     201,416                            495,862
allotted at end of period

Number and class of securities           2,314,460 ORDINARY SHARES OF 5P    2,750,000 ORDINARY SHARES OF 5P
originally listed and the date of        EACH,                              EACH,
admission                                18 MARCH 2005                      22 DECEMBER 2004

Total number of securities in issue at   59,551,958
the end of the period

Name of contact:                          MATT STRIDE

Telephone number of contact:              01293 400404

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