Holding(s) in Company

TG21 Plc
02 March 2007





                                    TG21 plc


                           ('TG21' and 'the Company')





TR-1(i): NOTIFICATION OF MAJOR INTERESTS IN SHARES


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

TG21 plc


2. Reason for the notification (please state Yes/No): ( )


An acquisition or disposal of voting rights: Yes


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 (iii):

Barclays PLC



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

Barclays Stockbrokers Ltd

Gerrard Ltd


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

28 Feb 07


6. Date on which issuer notified:

01 Mar 07


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

6% to 5%


8. Notified details:

.................



A: Voting rights attached to shares

Class/type of shares if possible using    Situation previous to the Triggering
the ISIN CODE                                       transaction (vi)
                                        Number of      Number of voting Rights
                                        shares         (viii)
GB0008866310                               4,950,448                 4,950,448





Resulting situation after the triggering transaction (vii)

Class/type of shares if         Number of    Number of voting    % of voting
possible using the ISIN CODE    shares       rights (ix)         rights

                                Direct       Direct   Indirect   Direct Indirect
                                             (x)      (xi)

GB0008866310                     4,792,988        0          0      0     5.87


B: Financial Instruments

Resulting situation after the triggering transaction (xii)

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







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

         4,792,988                                5.87


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

Barclays Stockbrokers Ltd

Gerrard Ltd


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:

Geoff Smith


15. Contact telephone number:

020 7116 2913




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