Holding in Company

Sterling Energy PLC
21 November 2007


TR-1: Notifications of Major Interests in Shares

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

Sterling Energy plc


2. Reason for notification (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 notification obligation:   

Mr Denis O'Brien


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

Baycliffe Limited (as nominee)



5. Date of transaction (and date on which the threshold is crossed or reached if  
different):
19 November 2007



6. Date on which issuer notified:          

19 November 2007



7. Threshold(s) that is/are crossed or reached:   
 8%


8: Notified Details
A: Voting rights attached to shares

Class/       Situation previous to   Resulting situation after the triggering
type            the triggering                    transaction
of                transaction
shares       
if          Number of      Number  Number of  Number of voting     Percentage of
possible       shares   of voting     shares      rights           voting rights
use ISIN                   rights            Direct Indirect Direct Indirect
code

GB0005299929 94,248,308 94,248,308    N/A 134,041,385   N/A    8.13%    N/A


B: Financial Instruments
Resulting situation after the triggering transaction

Type of     Expiration Exercise/     No. of voting rights that may   Percentage
financial   date       conversion    be acquired (if the instrument  of voting
instrument             period/date   exercised/converted)            rights



Total (A+B)

Number of voting rights              Percentage of voting rights
            134,041,385                                    8.13%



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

Denis O'Brien holds 27,332,032 shares in his name
Baycliffe Limited holds 106,709,353 as nominee

Proxy Voting:

10. Name of 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:                            Christopher Tushingham

15. Contact telephone name:                 01624 646 846






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