Notification of Interests

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:

Afren plc

2. Reason for notification 

An acquisition or disposal of voting rights

NO

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

NO

An event changing the breakdown of voting rights

NO

Other (please specify): Appointment of shareholders' proxy at the General Meeting on 1 May 2009 ("AGM")

YES

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

Egbert Imomoh (Chairman and proxy holder)

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

Numerous

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

1 May 2009

6. Date on which issuer notified:

1 May 2009

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

33%

8: Notified Details:

A: Voting rights attached to shares

Class/type of shares

If possible use ISIN code

Situation previous to the triggering transaction

Resulting situation after the triggering transaction

Number of shares

Number of voting rights

Number of shares

Number of voting rights

Percentage of voting rights

Direct

Indirect

Direct

Indirect

Ordinary Shares

772,458

772,458

150,869,661

772,458

150,097,203

0.17%

33.55%

B: Financial Instruments

Resulting situation after the triggering transaction

Type of financial instrument

Expiration date

Exercise/ conversion period/date 

No. of voting rights that may be acquired (if the instrument exercised/converted)

Percentage of voting rights

N/A

N/A

N/A

N/A

N/A

Total (A+B)

Number of voting rights

Percentage of voting rights

150,869,661

33.72%

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

N/A

Proxy Voting:

10. Name of proxy holder:

Egbert Imomoh (Chairman)

11. Number of voting rights proxy holder will cease to hold:

150,097,203

12. Date on which proxy holder will cease to hold voting rights:

1 May 2009

13. Additional information:

Following the GM, 33.55% of the voting rights will return to shareholders who appointed  Egbert Imomoh as their proxy

14 Contact name:

Shirin Johri, Company Secretary 

Afren plc

15. Contact telephone number:

020 7451 9700