Change of Adviser

Rockhopper Exploration plc
19 May 2006


For immediate release: 19 May 2006
Rockhopper Exploration plc


          Rockhopper appoints Teather & Greenwood as Nomad and Broker


Rockhopper Exploration plc is pleased to announce the appointment, with
immediate effect, of Teather & Greenwood as Nominated Advisor and Broker.

Teather & Greenwood, which is part of the Icelandic Landsbanki Group, is a
rapidly growing United Kingdom institutional and corporate broker. The firm
provides a fully integrated service of corporate advisory and broking, research
and secondary dealing and has offices in London and Edinburgh.


Enquiries:
Rockhopper Exploration plc www.rockhopperexploration.co.uk
Sam Moody, Managing Director 01722 414 419

Teather & Greenwood (London) www.teathers.com
James Maxwell (Corporate Finance) 020 7426 9000
Tanya Clarke (Specialist Sales)

Aquila Financial Limited www.aquila-financial.com
Peter Reilly 020 7202 2601


Rockhopper Exploration plc is currently the largest licence holder in the North
Falkland Basin and has a 100 per cent. interest in four offshore production
licences which cover approximately 5,800 sq. km. These licences have been
granted by the Falkland Islands government.

Since listing on AIM in August 2005 Rockhopper has undertaken a 2D seismic
survey, a controlled source electro magnetic imaging survey and commissioned a
3D survey to be undertaken in late 2006.

www.rockhopperexploration.co.uk






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