RNS Number:3674O
Ennstone PLC
06 August 2003


                                   SCHEDULE 5

                        BLOCKLISTING SIX MONTHLY RETURN


To: Listing Applications
    UK Listing Authority
    Financial Services Authority
    25, The North Colonnade
    Canary Wharf
    London, E14 5HS


               Please ensure the entries on this return are typed


1. Name of company

Ennstone plc


2. Name of scheme

1997 Unapproved Share Option Scheme


3. Period of return:

From    7 February 2003               To         7 August 2003


4. Number and class of shares(s) (amount of stock / debt security) not issued
under scheme

2,753,009


5. Number of shares issued / allotted under scheme during period:

Nil


6. Balance under scheme not yet issued / allotted at end of period

2,753,009


7. Number and class of share(s) (amount of stock / debt securities) originally
listed and the date of admission;

2,753,009


Please confirm total number of shares in issue at the end of the period in order
for us to update our records

171,573,497


Contact for queries

Name                      David Hooper

Address                   Breedon Hall
                          Breedon on the Hill
                          Derby
                          DE73 1AN

Telephone                 01332 694 444


Person making the return

Name                      John Barlow

Position                  Group Finance Director



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                      This information is provided by RNS
            The company news service from the London Stock Exchange

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