Holding(s) in Company

3i Infrastructure Ltd
19 April 2007

TR-1:               NOTIFICATION OF MAJOR INTERESTS IN SHARES



1. Identity of the issuer or the underlying issuer of existing shares to which
voting rights are attached:



3i Infrastructure Limited



2. Reason for the notification:



An acquisition or disposal of voting rights



3. Full name of person(s) subject to the notification obligation:



Maan Abdulwahed Al-Sanea



4. Full name of shareholder(s) (if different from 3):



Vidacos Nominees Limited



5. Date of the transaction (and date on which the threshold is crossed or
reached if different):



8 March 2007



6. Date on which issuer notified:



19 April 2007



7. Threshold(s) that is/are crossed or reached:



5%, 6%, 7%



8. Notified details:


A: Voting rights attached to shares
Class/type of    Situation previous to the      Resulting situation after the triggering transaction
shares           triggering transaction
 if possible     Number of     Number of Voting Number of     Number of voting rights       % of voting rights
using the ISIN   Shares        Rights           shares
CODE
                                                Direct        Direct         Indirect       Direct        Indirect
ISIN             Below 5%      Below 5%         Nil           Nil            50,000,000     Nil           7.14%

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B: Financial Instruments
Resulting situation after the triggering transaction
Type of financial   Expiration date   Exercise/          Number of voting      % of voting rights
instrument                            Conversion  Period rights that may be
                                      / Date             acquired if the
                                                         instrument is
                                                         exercised/ converted.



Total (A+B)
Number of voting rights      % of voting rights
         
50,000,000                     7.14%





9. Chain of controlled undertakings through which the voting rights and/or the
financial instruments are effectively held, if applicable:



Maan Abdulwahed Al-Sanea is subject to a notification obligation pursuant to DTR
5.2.1(e) as a 'parent undertaking' of Awal Bank B.S.C. and Saad Investments
Company Limited, the entities that have purchased the shares held in the name of
Vidacos Nominees Limited.



Neither Awal Bank B.S.C nor Saad Investments Company Limited (nor any
intermediate company or trust through which Maan Abdulwahed Al-Sanea holds his
interest in these companies) is a direct or indirect holder of more than 5% of
the shares of 3i Infrastructure Limited.



Proxy Voting:



10. Name of the proxy holder:

11. Number of voting rights proxy holder will cease to hold:

12. Date on which proxy holder will cease to hold voting rights:



13. Additional information:



14. Contact name:     Ceris Stafford



15. Contact telephone number:         020 7975 3414




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

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