OKEANIS ECO TANKERS CORP revenue for the last year amounted to 3.04 B NOK, the most of which — 4.21 B NOK — came from its highest performing source at the moment, Tanker Vessels, the year earlier bringing 2.66 B NOK. The greatest contribution to the revenue figure was made by Switzerland — last year it brought OKEANIS ECO TANKERS CORP 825.38 M NOK.