Challenger Energy Group PLC revenue for the last year amounted to 3.59 M USD, the most of which — 3.67 M USD — came from its highest performing source at the moment, Oil and Gas Exploration, Development and Production, the year earlier bringing 4.19 M USD. The greatest contribution to the revenue figure was made by Trinidad & Tobago — last year it brought Challenger Energy Group PLC 3.67 M USD, and the year before that — 4.19 M USD.