Commencement of drilling

RNS Number : 9302O

San Leon Energy PLC

26 September 2011

San Leon Energy Plc

("San Leon" or the "Company")

Commencement of drilling: Lewino 1G2 well, Gdansk-W concession, Baltic Basin

San Leon Energy is pleased to announce that it has spudded its Lewino 1G2 well on Gdansk-W concession, which is operated by Talisman Energy Poland. The well is targeting unconventional shale gas in the Lower Silurian, Ordovician and Upper Cambrian in the Baltic Basin in Poland. This is the first of a three well program in the Baltic Basin with wells to be drilled in the Braniewo and Szczawno concessions following Lewino 1G2.

For further information contact:

San Leon Energy Plc	Tel: + 353 1291 6292
Oisin Fanning, Executive Chairman
Macquarie Capital (Europe) Limited	Tel: +44 (0) 20 3037 2000
Paul Connolly Ben Colegrave John Dwyer Arbuthnot Securities James Steel Antonio Bossi	Tel: +44 (0) 20 7012 2000
College Hill Associates	Tel: +44 (0) 20 7457 2020
Nick Elwes