Sam Lessin

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

Sam Lessin covers 3 companies with a founder-verified check from Sam Lessin, concentrated in Developer Tools, AI Infrastructure. Round sizes are not disclosed for these companies, so this report lists the verified positions rather than dollar totals.

Sam Lessin — verified positions

Sam Lessin — related firms and companies (56)

Sam Lessin profile · All research reports