PSI SOFTWARE SE NA O.N. revenue for the last year amounted to 269.90 M EUR, the most of which — 138.85 M EUR — came from its highest performing source at the moment, Energy Management, the year earlier bringing 130.41 M EUR. The greatest contribution to the revenue figure was made by Germany — last year it brought PSI SOFTWARE SE NA O.N. 148.50 M EUR, and the year before that — 139.00 M EUR.