Orion Energy Systems, Inc. revenue for the last year amounted to 77.38 M USD, the most of which — 38.00 M USD — came from its highest performing source at the moment, Services Group, the year earlier bringing 82.57 M USD. The greatest contribution to the revenue figure was made by United States — last year it brought Orion Energy Systems, Inc. 77.38 M USD, and the year before that — 124.38 M USD.