Biosig & streamex appoint co-founder of the osisko group & mining visionary, sean roosen as strategic advisor

Los angeles, ca and vancouver, bc, june 04, 2025 (globe newswire) -- biosig technologies, inc. (nasdaq: bsgm) ("biosig”), which acquired streamex exchange corporation as its wholly owned subsidiary (“streamex”) in may 2025, is pleased to announce the appointment of sean roosen as strategic advisor to streamex. mr. roosen, a globally recognized mining entrepreneur and financier, brings over three decades of experience in building and scaling multibillion-dollar resource ventures.
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