CapitalOS announced $21.9M Series A led by LGVP (October 21, 2026) with WEX Venture Capital, Group11, Great North Ventures, Night Capital. Money orchestration layer for B2B platforms—cards, wallets, bill pay, receivables—with agentic underwriting, compliance, capital, and fraud modules. Cites 20x+ volume growth over 18 months and 25,000+ cardholders across customer platforms.