QUEST HOLDINGS EO 0,44 revenue for the last year amounted to 1.20 B EUR, the most of which — 822.82 M EUR — came from its highest performing source at the moment, Commercial, the year earlier bringing 704.05 M EUR. The greatest contribution to the revenue figure was made by Greece — last year it brought QUEST HOLDINGS EO 0,44 881.18 M EUR, and the year before that — 785.42 M EUR.