Additional Listing

30 Mar 2011 16:12

For immediate release: 30 March 2011

Northern Petroleum Plc ("Northern" or "the Company") Additional Listing

The Company announces that, following the exercise of warrants today by a number of members of staff, it has made an application for the admission of 892,500 ordinary shares of 5 pence each ("Shares") to trading on AIM. Each new Share will rank pari passu with existing Shares. Following the admission, the total number of Shares in issue will be 93,068,160.

It is expected that dealings in the 892,500 Shares will commence on 5 April 2011.

The Shares were issued pursuant to corporate authorities granted by shareholders in 2005 (400,000 Shares) and 2008 (492,500 Shares).

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For further information please contact:

Northern Petroleum Plc Tel: +44 (0) 20 7469 2900 Chris Foss, Director of Finance, Legal & Corporate Affairs Sophie Hull, Head of Corporate Communications Cenkos Securities (NOMAD and Joint Broker) Jon Fitzpatrick Tel: +44 (0) 20 7397 8900 Ken Fleming / Beth McKiernan Tel: +44 (0) 131 220 6939 Jefferies International (Joint Broker) Tel: +44 (0) 20 7029 8000

Chris Snoxall Financial Dynamics Tel: +44 (0) 20 7831 3113

Billy Clegg / Edward Westropp Bishopsgate Communications Tel: +44 (0) 20 7562 3350 Nick Rome / Michael Kinirons

Notes to Editors:

Further information on Northern is available at www.northpet.com.