Lionheart

VC firm · San Francisco, CA

Verified active in the last 12 monthsSEC-registered adviser

Venture firm based in San Francisco, CA. Most recent fund on file: Lionheart AI I, L.P. ($9.8M offering), filed Apr 2026. 4 deal vehicles (SPVs) filed with the SEC since Mar 2023.

“Lionheart Ventures is a venture capital firm focused on the wise development of transformative technologies. Our main areas of investment focus are artificial intelligence and frontier mental health technologies. We believe these sectors are uniquely poised to help bring about a better future for humanity.” (from the firm’s website)

Stages: Pre-seed, Seed
Typical check (est.): $100K–$300K
Latest fund: $9.82M · Apr 2026
Last verified activity: Sep 2026

Focus

AI & MLHealthcare

Recent portfolio activity

P, L.P.
SPV
Mar 2023

Funds and vehicles on SEC file

Lionheart Ha SPV I, LP
Deal vehicle
Sep 2026
Lionheart LUCID SPV I, LP
Deal vehicle
Aug 2026
Lionheart AI I, L.P.
Fund · $9.82M offering
Apr 2026
Lionheart Ventures Ii-A, L.P.
Fund · $10M offering
Apr 2026
Lionheart Ventures II, L.P.
Fund · $5.24M offering
Jan 2026
Lionheart AI Sai SPV I, LP
Deal vehicle
Jul 2024
Lionheart Breathwrk SPV I, LLC
Deal vehicle · $500K offering
Aug 2023
Lionheart Herotein SPV I, LLC
Deal vehicle · $275K offering
Aug 2023
Lionheart Woven SPV I, LLC
Deal vehicle · $500K offering
Aug 2023
Lionheart Ventures I, L.P.
Fund · $21.4M offering
Apr 2023

Sources

SEC Form D: Lionheart Ha SPV I, LPSep 24, 2026
SEC Form D: Lionheart LUCID SPV I, LPAug 21, 2026
SEC Form D: Lionheart AI I, L.P.Apr 22, 2026
SEC Form D: Lionheart Ventures Ii-A, L.P.Apr 17, 2026
SEC Form D: Lionheart Ventures II, L.P.Jan 2, 2026
SEC Form D: Lionheart AI Sai SPV I, LPJul 30, 2024
SEC adviser record: Lionheart FUND Management LLCApr 16, 2026
Firm websiteOct 12, 2026
SEC Form D: Lionheart Breathwrk SPV I, LLCAug 8, 2023
SEC Form D: Lionheart Herotein SPV I, LLCAug 8, 2023

Profile last verified Oct 12, 2026. Is this you? Correct or remove this profile.