Austin · Pre-Seed–Seed · 3 people tracked
Find your way into Julian Capital
12,697 people in our graph share verified history with the Julian Capital team — schools, employers, funds. One of them is your warm intro.
Investment thesis
Julian Capital invests very early in deeptech and hardware startups pursuing ambitious, unconventional ideas. The firm combines deep connectivity within the deeptech venture ecosystem—built through ownership of DeepChecks.vc, a comprehensive CRM and deal-flow platform of scientist founders—with hands-on support including growth assistance, recruiting help, and supplier/customer introductions. The team prioritizes founders with technical depth and mission-driven focus, backing early-stage companies in robotics, climate, materials, medtech, semiconductors, and related hardware and physical-product sectors.
Source: firm website, verified Aug 7, 2026.
Team · 3 people
from public directories
Founder mafia
2 people who came through Julian Capital went on to found or lead other companies.
What they invest in
from 14 of 16 portfolio companiesDeep Tech ×10Hardware ×6AI & Machine Learning ×5Energy ×3Robotics ×3Advanced Manufacturing ×2Biotech ×2Cleantech ×2
HQs:United States×6
Who they back
founder profiles across 8 portfolio companiesFounding team size:solo founder×42 founders×4
Accelerator rootsportfolio companies that came through a program
Investments · 16 tracked
founders shown can be your intro pathBy year:2025 · 12024 · 12023 · 24 dated
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
Portfolio news
latest coverage across their companiesExtropic · interestingengineering.com · Aug 3, 2026
Extropic · interestingengineering.com · Aug 3, 2026
Astro Mechanica · axios.com · Jul 15, 2026
Aalo Atomics · datacenterdynamics.com · May 7, 2026
Parallel Bio · genengnews.com · Apr 2, 2026
Hexium · independentnews.com · Jul 10, 2025
Reflex Robotics · therobotreport.com · Apr 2, 2025
Frequently asked questions
- How many investments has Julian Capital made?
- Julian Capital has 15 tracked investments, including 1 dated in the last 24 months.
- What stage does Julian Capital invest at?
- Julian Capital invests at the Pre-Seed, Seed stages.
- What is Julian Capital's typical check size?
- Julian Capital typically writes checks of $400K – $2M.
- What sectors does Julian Capital focus on?
- Julian Capital focuses on AgTech, Biotech, Climate Tech, Deep Tech, Energy, FoodTech, Hardware, Medical Devices, Mobility & Transportation, New Materials, Robotics, Semiconductors.
- Where is Julian Capital located?
- Julian Capital is headquartered in Austin, US.
- Does Julian Capital lead rounds?
- Yes, Julian Capital leads investment rounds.
- Who does Julian Capital co-invest with?
- Julian Capital most often shares deals with MaC Venture Capital, Y Combinator, Basecamp Fund, among 55 tracked co-investors.
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