Omni Bridgeway Limited

The Company, as operator on behalf of the Backreef Joint Venture - OBL group net 80% and Green Rock Energy Limited (ASX:GRK) group net 20%* - wishes to advise that it has today received all necessary approvals and consents from the DMP to conduct the forthcoming Backreef-1 Production Test operations

Oil Basins Limited (ASX:OBL) wishes to make the following announcement so as to keep the market fully informed. The Company, as operator Backreef Area, wishes to advise that subject to receiving all necessary approvals and consents from the DMP to conduct the forthcoming Backreef-1 Production Tests.

The directors of Oil Basins Limited (ASX:OBL) are pleased to make the following ASX Announcement. Green Rock Energy Limited (ASX:GRK) has exercised its option to acquire a 20% beneficial interest in the Backreef Area, Canning Basin through acquisition of an OBL subsidiary, in accordance with a Share Sale Agreement that has been executed by the parties.

Oil Basins Limited (ASX:OBL) wishes to make the following announcement so as to keep the market fully informed. The Company, as operator Backreef Area wishes to advise that its earthmoving contractor has advised on 24 April 2012 that it had encountered unexpected difficult road making conditions in area in its the preparation of the road to the well/camp sites areas resulting in the bogging of the contractor's Caterpillar D8 dozer.

The Company, as operator Backreef Area formally advises that the necessary Backreef Production Test documentation were formally lodged on 12 April 2012 with all stakeholders.

Oil Basins Limited (ASX:OBL) wishes to make the following announcement as a matter of record. The Company, as operator Backreef Area formally advises that the necessary Backreef Production Test documentation were formally lodged on 12 April 2012 with all stakeholders.

Oil Basins Limited (ASX:OBL) is pleased to provide an April 2012 Investor Presentation, regarding Impact of Farmout of up to 20% Backreef Area.

Oil Basins Limited (ASX:OBL) are pleased to make the following ASX and Media Announcement.

Oil Basins Limited (ASX:OBL) is pleased to provide an opportunity to listen to an audio broadcast with Mr Neil Doyle, Executive Director on Tuesday 20 March 2012 at 11.45am (AEST) in a presentation at the Excellence in Oil & Gas conference.

Oil Basins Limited (ASX:OBL) wishes to make the following ASX Announcement, so as to keep the market fully informed.