Helion Raises $465M to Build the World's First Commercial Fusion Power Plant for Microsoft Helion Energy, the Sam Altman-backed fusion startup, announced Thursday it has secured $465 million in a new Series G funding round, valuing the company at $15.5 billion. The round was led by Thrive C... Clean Tech Energy Infrastructure Fusion Energy Microsoft Startup Funding Jun 4, 2026
Ramp Raises $750M at $44B Valuation, Nearly Triples Worth in One Year on AI Push Corporate expense management startup Ramp announced on Thursday that it has raised $750 million in new funding, pushing its valuation to $44 billion — nearly three times what it was valued at just a y... AI Corporate Finance Enterprise Software Fintech Startup Funding Jun 4, 2026