Harpoon Ventures — 2025 Investments
7 investments dated 2025 · listed companies and verified rows first · show all
eFlow extracts lithium from dilute brines in North America using direct lithium extraction technology, serving the clean energy and electric vehicle supply chain.
CleantechEnergyNew MaterialsSan Bruno, US
Eric McShane(CEO and co-founder)Evan Gardner(CTO and co-founder)in
Co-investorsBlack FlagFifty YearsStartXUnion Square Ventures (USV)Voyager Partners
Firestorm Labs builds xCell, a containerized 3D-printing factory that produces modular military drones at the point of need.
San Diego, US
Daniel Magy(Executive Officer, Director, Promoter)Chad McCoy(Founder)inIan Muceus(Founder)in
BoardTommy Hendrix(Director)Aaron Jacobson(Director)in
Co-investorsAlumni VenturesBackswing VenturesBeyond CapitalBlack FlagBooz Allen VenturesBVVC+20 more
n8n is a visual and code-based workflow automation platform that enables technical teams to build, connect, and deploy AI agents and integrations with flexible deployment options ranging from on-premise to cloud infrastructure.
AI & Machine LearningDeveloper ToolsEnterprise Software
Jan Oberhauser(Founder)in
Co-investorsAccelBlank Space VenturesFelicis Venturesfirstminute capitalHighland EuropeHoltzbrinck Ventures+10 more
Orbital Ops develops propulsion systems and related aerospace hardware for airborne vehicles.
Advanced ManufacturingDeep TechDefense TechHardwareSpace TechLos Angeles, US
Ben Schleuniger(CEO)inRoss Doherty(COO)inHunterNico Montoya(Founding Engineer)
Co-investorsAlumni VenturesBlack FlagGaingelsGoAhead VenturesInitialized CapitalMaiora Rebel Ventures+16 more
Semgrep develops a code scanning platform that detects security vulnerabilities and code issues across multiple programming languages, integrated with CI/CD tools like GitHub and GitLab.
CybersecurityDeveloper ToolsSan Francisco, US
Drew Dennison(Founder)inIsaac Evans(Founder)in
Co-investorsMenlo VenturesArtisanal VenturesBallistic VenturesBright Pixel CapitalFelicis VenturesLightspeed Venture Partners+8 more
Cellular Intelligence is a cell therapy company developing engineered cell treatments for diseases, including a Phase 2-ready therapy for Parkinson's disease acquired from Novo Nordisk.
AI & Machine LearningBiotechDeep TechBoston, US
Micha Breakstone, Ph.D.(CEO & co-founder)Allon Klein, Ph.D.(Scientific Co-founder)Olivier Pourquié, Ph.D.(Scientific Co-founder)Cliff Tabin, Ph.D.(Scientific Co-founder)Jay Shendure, M.D., Ph.D.(Scientific Co-founder)Micah Breakstone(Executive Officer, Director, Promoter)
Co-investorsKhosla VenturesNext Coast VenturesSamsung NextAMD VenturesFusionJLL Spark Global Ventures+6 more
Other
Tracked investments with no reachable website or further public details — typically companies that wound down, renamed, or were absorbed.
Rows marked “SEC filing” are inferred from directors named on the company's SEC Form D — public regulatory data, not a portfolio list published by the firm.















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