BILFINGER SE O.N. revenue for the last year amounted to 4.49 B EUR, the most of which — 2.91 B EUR — came from its highest performing source at the moment, Engineering & Maintenance Europe, the year earlier bringing 2.72 B EUR. The greatest contribution to the revenue figure was made by Rest of Europe — last year it brought BILFINGER SE O.N. 2.56 B EUR, and the year before that — 2.29 B EUR.