Holding(s) in Company

Derwent London PLC
12 March 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:

DERWENT LONDON PLC



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



An acquisition or disposal of voting rights: (    )



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) : ( x )

INTRODUCTION OF NEW REGULATIONS - OBLIGATION TO NOTIFY HOLDINGS BY 20 MARCH 2007



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

MICHAEL BERNARD CONN



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





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

N/A



6. Date on which issuer notified:

9 MARCH 2007



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

SHAREHOLDING EXCEEDS 3%



8. Notified details:

NOTIFIABLE INTEREST AS AT 9 MARCH 2007



A: Voting rights attached to shares


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




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                   Direct       Indirect             Direct      Indirect


5p ordinary shares           6,483,156                6,168,530                         6.13



ISIN: GB0002652740



B: Financial Instruments

Resulting situation after the triggering transaction


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





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






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:



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:

MATTHEW JONES



15. Contact telephone number:

020 7659 3000




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: (    )



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) : ( x )

INTRODUCTION OF NEW REGULATIONS - OBLIGATION TO NOTIFY HOLDINGS BY 20 MARCH 2007



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

MICHAEL BERNARD CONN, SIR EVELYN ROBERT ADRIAN de ROTHSCHILD & CHRISTOPHER
ROXBOROUGH BALFOUR AS THE EXECUTORS OF LORD RAYNE (deceased)



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





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

N/A



6. Date on which issuer notified:

9 MARCH 2007



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

SHAREHOLDING EXCEEDS 3%



8. Notified details:

NOTIFIABLE INTEREST AS AT 9 MARCH 2007



A: Voting rights attached to shares


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




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                   Direct       Indirect             Direct      Indirect


5p ordinary shares           5,548,731                5,234,105                         5.20



ISIN: GB0002652740



B: Financial Instruments

Resulting situation after the triggering transaction


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





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






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:



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:

MATTHEW JONES



15. Contact telephone number:

020 7659 3000



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: (    )



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) : ( x )

INTRODUCTION OF NEW REGULATIONS - OBLIGATION TO NOTIFY HOLDINGS BY 20 MARCH 2007



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

LADY JANE RAYNE



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





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

N/A



6. Date on which issuer notified:

9 MARCH 2007



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

SHAREHOLDING EXCEEDS 3%



8. Notified details:

NOTIFIABLE INTEREST AS AT 9 MARCH 2007



A: Voting rights attached to shares


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




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                   Direct       Indirect             Direct      Indirect


5p ordinary shares           4,093,838                4,093,838                         4.07



ISIN: GB0002652740



B: Financial Instruments

Resulting situation after the triggering transaction


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





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






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:



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:

MATTHEW JONES



15. Contact telephone number:

020 7659 3000




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