December Production Report

Exillon Energy plc

December Production Report

16 January 2012

16 January 2012 - Exillon Energy plc ("Exillon Energy", the "Company" or the "Group") (EXI.LN), a British listed independent oil producer with assets in two oil-rich regions of Russia, Timan-Pechora ("Exillon TP") and West Siberia ("Exillon WS"), is pleased to announce unaudited production data for the month of December 2011 ("the Period").

·; Average daily production1 for the Group reached 11,055 bbl/day during the period.

·; Average daily production for Exillon TP was 3,314 bbl/day, and for Exillon WS it was 7,741 bbl/day during the period.

·; Peak daily production2 for the Group reached 12,027 bbl/day during the period.

The Company expects to make the January production announcement by February 15, 2012.

Media details:

Tom Blackwell +44 207 920 2330

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Source: Average production data is based on monthly production reports submitted to tax authorities for MET payment purposes. Peak production is based on internal operations reports.

1 The Company records production in metric tonnes. Barrelization ratios are used for illustrative purposes only and are calculated based on the Company's estimate of the typical API of oil produced from specific fields. The barrelization ratios used are 7.67 bbl / tonne for Exillon WS and 7.44 bbl / tonne for Exillon TP. Total production was 31,283 tonnes for Exillon WS, 13,808 tonnes for Exillon TP and 45,091 tonnes for the Group during the 31 day period.

2 "Peak daily production" represents the Company's estimate of aggregate production on the day on which aggregate production reached its maximum during the period. It does not represent the combined peak production of each separate field on different days, which may be higher.