PENTA OCEAN CONSTRUCTION revenue for the last year amounted to 617.71 B JPY, the most of which — 198.32 B JPY — came from its highest performing source at the moment, Domestic Civil Engineering, the year earlier bringing 176.94 B JPY. The greatest contribution to the revenue figure was made by Japan — last year it brought PENTA OCEAN CONSTRUCTION 368.98 B JPY, and the year before that — 337.87 B JPY.