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Julian Capital

San Francisco, California · Invests in US; Global · Website

Pre-SeedSeedAI & Machine LearningHealthcare & BiotechClimate & EnergySpace & DefenseRoboticsHardware & DevicesSemiconductors & HardwareRobotics & AutomationBiotech & Life SciencesAerospace & DefenseClimate & Clean EnergyManufacturing & Industrial

Thesis

First check for deeptech founders building across all deeptech sectors (chips, energy, robotics, medtech, materials science, aerospace). We provide more than capital—we become your growth team, design your website, and offer hands-on go-to-market support backed by deep expertise in startup scaling and commercialization.

Likely not a fit for

Not interested in pure software without hardware/deep tech components. Pass on companies lacking technical founders with genuine domain expertise. Not interested in solutions targeting only developed markets without broader deeptech impact.

How they invest

Lead or follow
Usually leads
Typical decision
~2 weeks
Warm intro
Not required
Involvement
Advisor
Fund status
Actively deploying
Decision process
Partnership vote

Partners & team

3 contacts on file

JS

Julian Shapiro

General PartnerManaging Partner & Founder · Primary contact

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JJ

Jacob Jackson

PartnerInvestor & Partner

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JF

John Forbes

PartnerInvestor & Partner

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Portfolio

Aalo AtomicsClimate Clean Energy

Aalo Atomics is a nuclear engineering company focused on building mass-manufactured nuclear plants to provide clean energy solutions, particularly for data centers and cities.

ExtropicSemiconductors Hardware

Extropic is building thermodynamic computing hardware that is radically more energy efficient than GPUs, focusing on probabilistic computing for AI workloads.

Astro MechanicaAerospace Defense

Astro Mechanica is building the next generation of flight with engines, airframes, and flight systems designed for the new age of aerospace, including the world’s first jet engine engineered for efficiency across subsonic and supersonic speeds.

Parallel BioBiotech Life Sciences

Using immune organoids and AI to design drugs that work in people from the start, delivering safe and effective therapies without the need for traditional clinical trials.

OccamEnterprise Software

Occam provides advanced solutions for contact center automation, customer experience assurance, and executive search services in deep tech and life sciences.

Reflex RoboticsRobotics Automation

Reflex Robotics is building affordable general-purpose robots designed to automate boring and repetitive tasks, allowing humans to focus on more complex work.

AtomicFintech Payments

Atomic is a technology company that provides an integrated platform for fintechs and financial institutions to offer investing and savings products, including wealth management, cash management, and brokerage services.

HexiumClimate Clean Energy

Hexium is building the next generation of isotope enrichment technology to fuel the nuclear renaissance, starting with lithium. They utilize Atomic Vapor Laser Isotope Separation (AVLIS) technology to produce reactor-grade enriched uranium and other isotopes for industrial, medical, and energy use.

Atlas Technology SolutionsEnterprise Software

Atlas Technology Solutions is a Managed Service Provider offering IT Services to businesses throughout Eastern Michigan. With a team of 5 professionals, we have over 75 years of IT experience to assist businesses of all sizes meet their technology needs.

VolitionGaming

Volition is an award-winning video game development studio known for creating original and successful games, particularly the Saints Row series. The studio emphasizes innovation, collaboration, and work-life balance.

DealCartEcommerce Marketplaces

DealCart is a popular grocery app in Pakistan offering a wide range of products including groceries, clothing, fashion, and personal care. It provides both same-day and next-day delivery services, emphasizing user safety and data privacy.

TorchEnterprise Software

Torch Technologies is a 100% employee-owned business dedicated to quality technical services, competitive costs, and ethical business practices, providing superior research, development, and engineering services to the Federal Government and Department of War.

Recent activity

Julian Capital in the news

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Research briefRead more
Julian Capital Research Investment Thesis Julian Capital is a deeptech seed fund investing across all deeptech sectors worldwide including chips, chemicals, energy, robotics, sensors, and medtech. The fund was founded by Julian Shapiro, former VP of Marketing at Webflow, along with co-investors Jacob Jackson and John Forbes. The fund's philosophy is to be "the first check for deeptech founders" an

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