SUMITOMO DENSETSU CO revenue for the last year amounted to 185.52 B JPY, the most of which — 177.68 B JPY — came from its highest performing source at the moment, Equipment Construction, the year earlier bringing 165.67 B JPY. The greatest contribution to the revenue figure was made by Japan — last year it brought SUMITOMO DENSETSU CO 156.99 B JPY, and the year before that — 145.12 B JPY.