Total Voting Rights and Share Capital

30 September 2011

Bowleven plc ("Bowleven")

Total Voting Rights and Share Capital

In conformity with the Transparency Directive's transitional provision 6, Bowleven is required to notify the market of the following:

Bowleven's issued share capital consists of 216,057,321 ordinary shares with a nominal value of 10 pence each, with voting rights. Bowleven does not hold any ordinary shares in treasury.

Therefore, the total number of voting rights in Bowleven is 216,057,321. The shares in issue of 216,057,321 may be used by shareholders as the denominator for the calculations by which they will determine if they are required to notify their interest in, or a change to their interest in, Bowleven under the Financial Service Authority's Disclosure and Transparency Rules.

ENQUIRIES

For further information please contact:

Bowleven plc

Kevin Hart, Chief Executive Officer 00 44 131 524 5678

Kerry Crawford, Head of Investor Relations 00 44 131 524 5678

Brunswick Group LLP

Patrick Handley 00 44 207 404 5959

Natalia Erikssen 00 44 207 404 5959

Bank of America Merrill Lynch

Andrew Osborne 00 44 207 628 1000

Tony White 00 44 207 628 1000

Barclays Capital

Bertie Whitehead 0044 203 134 9802