Drilling Report

Pantheon Resources PLC 29 April 2008 Press release Date 29 April 2008 Pantheon Resources plc - Spudding of Bullseye Prospect Pantheon Resources, the AIM-listed oil and gas exploration company active in the Gulf of Mexico, is pleased to announce that the Jumonville #1 well in Iberville Parish, Louisiana (Bullseye) spudded on 28 April 2008. Jumonville #1 is a 14,000 foot test that is expected to take 60 days to drill to the target zone. Pantheon has a 15% working interest and 11.25% net revenue interest in the play. Golden Gate Petroleum is the operator of the drilling operations. The Bullseye target has a P-50 best fit reserve of 12.5 million barrels of oil and 33 BCF gas. In accordance with the AIM Rules, the information in this report has been reviewed and signed off by Jay Cheatham, who has over 30 years relevant experience within the sector. For further information on Pantheon Resources plc, see the website at www.pantheonresources.com - end - Further information: Pantheon Resources PLC Jay Cheatham, CEO +44 20 7484 5359 Oriel Securities Limited Scott Richardson Brown +44 20 7710 7600 Notes to editors: Pantheon Resources plc Pantheon Resources plc was formed in 2005 to be an independent gas exploration company focused on hydrocarbon producing basins onshore or near shore the Gulf of Mexico. On 5 April 2006, Pantheon was admitted to the AIM, having successfully raised £10m from a mix of quality institutional and private investors. This information is provided by RNS The company news service from the London Stock Exchange
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