CHALLENGER ENERGY GROUP PLC ORD GBP0.01 revenue for the last year amounted to 2.82 M GBP, the most of which — 2.89 M GBP — came from its highest performing source at the moment, Oil and Gas Exploration, Development and Production, the year earlier bringing 3.46 M GBP. The greatest contribution to the revenue figure was made by Trinidad & Tobago — last year it brought CHALLENGER ENERGY GROUP PLC ORD GBP0.01 2.89 M GBP, and the year before that — 3.46 M GBP.