SignalPlus closes $50 million Series B1 funding round at a $500 million valuation, led by HashKey Capital

According to PRNewswire, SignalPlus announced the completion of its $50 million Series B1 funding round, achieving a post-money valuation of $500 million. HashKey Capital led the round, with participation from BlockBooster and AppWorks. Goldman Sachs served as the exclusive financial advisor.