Holding(s) in Company

3i Group PLC
31 August 2007



NOTIFICATION OF MAJOR INTERESTS IN SHARES



On 31 August 2007 3i Group plc ('the Issuer') was notified of the following
details relating to a major interest in its shares.





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



3i Group plc



2. Reason for the notification:



1) An acquisition or disposal of voting rights

2) New Exemption Trading Book DTR 5.1.3 (4)



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



The Goldman Sachs Group, Inc.



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



Goldman, Sachs & Co., Goldman Sachs International, Goldman Sachs Asset
Management International, Goldman Sachs Asset Management, L.P.



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



29/08/2007



6. Date on which issuer notified:



31/08/2007



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



9%



8. Notified details:


A: Voting rights attached to shares
Class/type   Situation previous to the         Resulting situation after the triggering transaction
of shares    triggering transaction
 if possible Number of Shares Number of Voting Number of     Number of voting rights       % of voting rights
using the                     Rights           shares
ISIN CODE
                                               Direct        Direct         Indirect       Direct        Indirect
GB00B1YW4409 35,126,866       8.92%                                         35,263,283                   9.05%




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
         35,263,283                     9.05%





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



The interest in 123,852 shares arose from an interest held by Goldman, Sachs &
Co., a wholly-owned direct subsidiary of GS Inc, acting as custodian for its
customers. These shares are, or will be, registered in the name of Goldman Sachs
Securities (Nominees), Limited.

The interest in 2,029 shares arose from an interest held by Goldman Sachs
International, a wholly-owned direct subsidiary of GS Inc, acting as
discretionary manager. These shares are, or will be, registered in the name of
Goldman Sachs Securities (Nominees), Limited.

The interest in 14,713,233 shares arose from the interest held by Goldman Sachs
Asset Management International, a wholly owned subsidiary of GS Inc acting as
discretionary manager.  We believe that some of these shares are, or will be,
registered in the name of Goldman Sachs Securities (Nominees), Limited ('GSSN').

The interest in 20,424,169 shares arose from the interest held by Goldman Sachs
Asset Management, LP a wholly owned subsidiary of GS Inc acting as discretionary
manager.  We believe that some of these shares are, or will be, registered in
the name of Goldman Sachs Securities (Nominees), Limited ('GSSN').



Proxy Voting:



10. Name of the proxy holder: N/A

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

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



13. Additional information:



Issuer contact details:

Sofia Bernsand, Group Secretariat

Telephone: [phone]




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