Orion Energy Systems, Inc. (NYSE MKT: OESX), a leading power technology enterprise, announced today that it will hold its first quarter fiscal 2013 quarterly results conference call for analysts and investors on Tuesday, August 7, at 5:00 p.m. Eastern. The earnings announcement is scheduled for release shortly after the stock markets close on that day at 4:00 p.m. Eastern. Orion's Chief Executive Officer, Neal Verfuerth, and Chief Financial Officer, Scott Jensen, will host the conference call. The details of the webcast and conference call are as follows: Date: Tuesday, August 7, 2012 Time: 5:00 p.m. Eastern (4:00 p.m. Central/2:00 p.m. Pacific) Access by conference call: Domestic callers: Dial (877) 754-5294International callers: Dial (678) 894-3013 Access by webcast: Go to the Investor Relations section of Orion Energy Systems' website at http://investor.oriones.com/events.cfm for a live webcast link. To ensure a timely connection, it is recommended that users register at least 15 minutes prior to the scheduled webcast. An audio replay of the earnings conference call will be available shortly after the call and will remain available through August 14, 2012. The replay can be accessed by dialing (800) 585-8367. The replay pass code for callers is 13277522. Orion Energy Systems Inc. (NYSE MKT:OESX) is a leading power technology enterprise that designs, manufactures and deploys energy management systems – consisting primarily of high-performance, energy-efficient lighting platforms, intelligent wireless control systems and direct renewable solar technology for commercial and industrial customers – without compromising their quantity and quality of light. For more information, visit www.oesx.com.