Holding(s) in Company

RNS Number:2321U
International Energy Group Ld
14 January 2004

                                  SCHEDULE 10

                   NOTIFICATION OF MAJOR INTERESTS IN SHARES



1. Name of company


International Energy Group Limited



2. Name of shareholder having a major interest


Ecofin Water & Power Opportunities plc



3. Please state whether notification indicates that it is in respect of holding
of the shareholder named in 2 above or in respect of a non-beneficial interest
or in the case of an individual holder if it is a holding of that person's
spouse or children under the age of 18


See 2 above



4. Name of the registered holder(s) and, if more than one holder, the number of
shares held by each of them


Euroclear Nominees Limited



5. Number of shares / amount of stock acquired


1,850,000



6. Percentage of issued class


2.52%



7. Number of shares / amount of stock disposed


n.a.



8. Percentage of issued class


n.a.



9. Class of security


Ordinary shares of 10p each



10. Date of transaction


8 January 2004




11. Date company informed


13 January 2004



12. Total holding following this notification


6,690,000



13. Total percentage holding of issued class following this notification


9.10%



14. Any additional information


n.a.



15. Name of contact and telephone number for queries


Dawn Morgan



Tel: [phone]



16. Name and signature of authorised company official responsible for making
this notification


Dawn Morgan







Date of notification


14 January 2004



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