 DALLAS, May 10, 2021 PRNewswire -- COMSovereign Holding Corp. NASDAQ: COMS COMSovereign or Company, a U.S.-based developer of 4G LTE Advanced and 5G Communication Systems and Solutions, will hold a conference call on Monday, May 17, 2021 at 4:30 p.m. Eastern time to discuss its results for the first quarter ended March 31, 2021. 