MANITOWOC, Wis.--(BUSINESS WIRE)--Orion Energy Systems, Inc. (Nasdaq Capital Market: OESX), July 21, 2015 - a leading designer and manufacturer of high-performance, energy-efficient lighting platforms, today announced that it will hold its Fiscal 2016 first quarter results conference call for analysts and investors on Tuesday, August 4, 2015, at 9:00 a.m. Eastern Time. The earnings announcement is scheduled to release earlier that morning. Orion's Chief Executive Officer, John Scribante, and Ch


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