645 Ventures Closes $347M Across Fund IV and Select Fund I
645 Ventures announced $347M in new capital — a $194M Fund IV and a $153M Select Fund I — pushing the seed and Series A firm past $550M in AUM.
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645 Ventures announced $347M in new capital — a $194M Fund IV and a $153M Select Fund I — pushing the seed and Series A firm past $550M in AUM.
645 Ventures led a $6.3M seed round for Arbor, an AI-powered enterprise research platform, and also backed Variance and Condor Software in early 2026.