 MILPITAS, CA ACCESSWIRE January 18, 2021 Altigen Communications, Inc. OTCQB:ATGN, a Silicon Valley based Microsoft ISV and Cloud Solutions provider, will announce its first quarter fiscal year 2021 financial results after the close of regular market trading on Monday, January 25, 2021. The Company will also hold a conference call to discuss the results at 2:00 p.m. 