HydroGraph to Participate in the Needham Defense Tech Bus Tour in Austin, TX September 23
AUSTIN, Texas, Sept. 22, 2026 (GLOBE NEWSWIRE) -- HydroGraph Clean Power Inc. (CSE: HG) (OTCQB: HGRAF) (“HydroGraph” or the “Company”) today announced that members of its management team will participate in the Needham Defense Tech Bus Tour taking place September 23, 2026. The event is by invitation only to Needham institutional clients.