Holding(s) in Company

RNS Number : 3243L
Derwent London PLC
08 January 2009

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:

DERWENT LONDON PLC

2. Reason for the notification (please place an X inside the appropriate bracket/s):

An acquisition or disposal of voting rights: ( X )

An acquisition or disposal of financial instruments which may result in the acquisition of shares already issued to which voting rights
are attached: ( )

An event changing the breakdown of voting rights: ( )

Other (please specify): ( )

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

Fortis Investment Management S.A

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

CSA L Real Estate Europe

Fortis Property Retail Fund

Global Property Securities Funds

SMAM International REIT Mother Fund E

Fortis Global Property Securities Fund Europe

CSA B Real Estate Europe

CSA L Global Property Equity Pool

FLF Real Estate Securities World

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

6 January 2009

6. Date on which issuer notified:

7 January 2009

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

Over 3%

8. Notified details:

A: Voting rights attached to shares

Class/type of shares if Situation previous to the Triggering transaction
possible using the ISIN CODE
Number of shares Number of voting Rights
GB0002652740
Below disclosure limit

Resulting situation after the triggering transaction

Class/type of shares if Number of shares Number of voting rights % of voting rights
possible using the ISIN CODE
Direct Indirect Direct Indirect

GB0002652740 3,043,854 3,043,854 3.02%

B: Financial Instruments
Resulting situation after the triggering transaction

Type of financial instrument Expiration Date Exercise/Conversion Number of voting % of voting rights
Period/ Date rights that may be
acquired if the
instrument is
exercised/
converted.

Total (A+B)
Number of voting rights % of voting rights

3,043,854 3.02%

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

Proxy Voting:

10. Name of the proxy holder:

Fortis Investment Management S.A. and subsidiaries

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:

14. Contact name:

T.J. KITE

15. Contact telephone number: