Marc L Andreessen

Portfolio Co Investors 2026 for Marc L Andreessen: investors, rounds, and co-investor patterns from StartupFundraising.com research, updated for 2026.

Marc L Andreessen covers 6 companies with a founder-verified check from Marc L Andreessen, concentrated in Climate, Healthtech, AI Infrastructure. Round sizes are not disclosed for these companies, so this report lists the verified positions rather than dollar totals.

Marc L Andreessen — verified positions

Marc L. Andreessen — related firms and companies (56)

Marc L. Andreessen profile · All research reports