Rocksource awarded another 2 Gulf of Mexico leases

Rocksource ASA announces that the company, through its subsidiary Rocksource Gulf of Mexico Corporation (RGOM), has been awarded another two leases in the Western Gulf of Mexico Lease Sale 210. This brings the total number of awards to 12 with a further three bids pending. Announcement on the remaining leases is expected within the next few weeks.

The awards were granted and announced by the United States Minerals Management Service (MMS). RGOM will be designated operator and will have 100 per cent equity in the new leases AC 498 and AC 543. The leases have a ten year lease period, and no further work programme commitments.

For further information on the RGOM portfolio, please refer to stock exchange announcements on 11 August, 22 September and 6 October. Additional information can also be found by visiting the following Rocksource link:

http://www.rocksource.com/offshore-exploration/category184.html

Oslo, 12.10.2009
Rocksource ASA

Trygve Pedersen
CEO

+47 90 09 77 41