US Startup Funding This Week: AI Infrastructure and Security Raise $161M+ on October 7-8, 2026
US startup funding October 7-8, 2026: Mecka $60M Series B (Sequoia+Nvidia+M12), TeddyHoldings.AI $60M seed, Preference Model $16M seed (a16z), Rein Security $25M Series A. AI infrastructure and security dominate this week's deals.
