Julian Capital — Full Portfolio
17 tracked investments · listed companies and verified rows first
Aalo develops advanced nuclear reactor technology aimed at producing electricity at under 3 cents per kilowatt-hour.
Climate TechDeep TechEnergyHardware
Matt(Co-founder)inYasir(Co-founder)in
Co-investorsAlumni VenturesBasecamp FundBlack FlagBrave CapitalCrosscut VenturesDash VC+24 more
Astromecha designs engines, airframes, and flight systems for next-generation aerospace applications, including supersonic aircraft.
Advanced ManufacturingDeep TechHardwareSpace TechSan Francisco, US
Ian Brooke(Founder)in
Co-investorsAlumni VenturesAndreessen HorowitzBasecamp FundBlue Ivy VenturesIndustrious VenturesLOWERCARBON+5 more
Atomic Industries uses artificial intelligence and custom software to design plastic molds for manufacturing, enabling faster production of injection-molded parts for customers.
Advanced ManufacturingAI & Machine LearningRoboticsDetroit, US
Aaron Slodov(Founder)in
Co-investorsAcequia Capital (AceCap)Impatient VenturesMaC Venture CapitalNarya CapitalPoint72 VenturesY Combinator+6 more
Becoming.ai develops robotic closed-loop hardware that sustains mammalian development externally—regulating nutrients, waste, and gas exchange—paired with AI models that learn to predict how development unfolds and responds to intervention.
AI & Machine LearningBiotechDeep TechRobotics
Divya Cohen(CEO)inJack Cohen(CTO/CSO)in
Co-investorsEntrepreneur FirstJetstream
Deep Checks is a curated deal channel that reviews founder pitch decks and forwards the strongest deeptech deals to domain-expert seed-stage VCs, writing a one-pager for each explaining why investors should care.
Deep Tech
John Forbes(General Manager)Jacob Jackson(General Manager)in
BoardJulian Shapiro(Managing Partner)in
Extropic builds thermodynamic computing hardware designed to be significantly more energy efficient than GPUs for probabilistic AI workloads.
AI & Machine LearningDeep TechHardware
Guillaume Verdon(Founder)in
Co-investorsOSS CapitalHOF CapitalValor Equity Partners
Extropic builds thermodynamic computing hardware, including thermodynamic sampling units (TSUs) designed to be more energy efficient than GPUs for probabilistic AI workloads.
Deep TechHardwareSemiconductorsAustin, US
Guillaume Verdon(Founder)in
Co-investorsAtacama VenturesBeyond CapitalBlack FlagHOF CapitalHyperguapKindred Ventures+6 more
GreenLIB processes battery waste ("black mass") through a modular thermal and gas-phase separation process to remove fluorine contamination and recover high-purity materials like lithium, nickel, cobalt, and graphite for battery manufacturers, recyclers, and EV OEMs.
Circular EconomyCleantechEnergyMontreal
Miles Rostami(Chief Operating Officer & Director)inFrederik Rostami(Chief Executive Officer & Director)
Co-investorsUndeterred Capital
Hexium develops Atomic Vapor Laser Isotope Separation (AVLIS) technology that uses lasers and electric fields to enrich isotopes, starting with lithium.
Deep TechEnergyNew MaterialsAustin, US
Leonard Charles Jarrott(Executive Officer, Director)Jacob Peterson(Executive Officer, Director)in
BoardMike Palank(Director)in
Co-investorsHumba VenturesMaC Venture CapitalOverture ClimateR7 PartnersRefactor Capital
Maglut develops rare earth element purification technology, focusing on precision purification processes for domestic U.S. rare earth production.
CleantechDeep TechNew Materials
Co-investorsDeep Checks
Parallel Bio develops human immune organoids and computational tools to predict drug efficacy across diverse patient populations, replacing animal testing in drug discovery.
AI & Machine LearningBiotechDeep TechHealthtechSan Francisco, US
Robert DiFazio(Founder)inJuliana Hilliard(Founder)in
Co-investorsAIX VenturesBreakout VenturesHumba VenturesImmeasurableMetaplanetSpacecadet Ventures+5 more
Reflex Robotics builds a general-purpose wheeled humanoid robot that combines production-grade hardware, a supervised reliability layer, and its own Reflex Intelligence to perform end-to-end physical work in real operations.
AI & Machine LearningHardwareRobotics
Mason Massie(Founder)in
Co-investorsInvariantes FundKhosla Ventures
Volition is an accessible app and cloud platform for supported decision-making, letting disabled people (Decision Makers) capture their preferences and care needs through voice, text, images, video, and documents and share them with a Circle of Support.
HealthtechImpact & Social GoodSaaS
Co-investorsAngel HQNewark Venture PartnersQuiet Capital
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.