Holding(s) in Company

Rurelec PLC
20 March 2007



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):
Rurelec

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

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) : Notification for the FSA 20th March 2007 Deadline

3. Full name of person(s) subject to the notification obligation (iii):
Gartmore Investments Limited

4. Full name of shareholder(s) (if different from 3.) (iv):
GARTMORE FUND MANAGERS LTD A/C GARTMORE UK & IRISH SMALLER COMPANIES

5. Date of the transaction (and date on which the threshold is crossed or
reached if different) (v):
02/03/2007

6. Date on which issuer notified:
19/03/07

7. Threshold(s) that is/are crossed or reached:
12%

8. Notified details:
N/A

A: Voting rights attached to shares

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

GB00B01XPW41                     8,782,062                               12.86%

Resulting situation after the triggering transaction (vii)

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

GB00B01XPW41                                     8,782,062               12.86%

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

8,782,062                                    12.86%

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

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:
.................

15. Contact telephone number:
.................

Annex to Notification Of Major Interests In Shares (xvi)

A: Identity of the person or legal entity subject to the notification obligation

Full name (including legal form for legal entities):
Susan Laker

Contact address (registered office for legal entities):

5th Floor
Prince Consort House
27-29 Albert Embankment
London
SE1 7TJ.

Phone number:

020 7793 5610






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