 MANITOWOC, Wis., July 23, 2021 GLOBE NEWSWIRE -- Orion Energy Systems, Inc. NASDAQ: OESX Orion Lighting, a provider of energy-efficient LED lighting, controls and IoT systems, including turnkey project implementation, program management and system maintenance, will host a conference call and webcast to review its fiscal 2022 first quarter results on Wednesday, August 4, 2021, at 10:00 a.m. ET. Orion plans to release its results that morning, prior to the market open. 