Portfolio
Empowering the physical world.
The founders we back, applying frontier technology to the hardest problems in the physical world. Filter by sector to explore.
58 companies
Aalo Atomics
Industrialized small extra-modular fission reactors.
Albacore
Defense & aerospace company (YC-backed).
Alljoined
Foundation models that decode brain signals from non-invasive EEG.
Axiom Space
Commercial space station operator; private astronaut missions and station development.
Bearing AI
AI-based emissions tracking and route optimization for commercial shipping.
Bedrock Robotics
Full autonomy for heavy construction equipment (earthmoving, site prep).
Belli
Next-gen TMS software for air cargo logistics.
Cedar
Full-stack AI architecture firm accelerating infill housing.
Collective
One-stop incorporation, compliance, and accounting for solopreneurs.
Dawn Aerospace
Rapidly reusable spaceplane for hypersonic flight and space access.
Drillbit
AI platform / voice agents for home services businesses.
Epirus
High-power microwave systems for electronic warfare (counter-drone swarm defense).
Essential Aero
Robotics systems for airport operations — automated runway FOD inspection.
Figure AI
Humanoid robots for industrial, home, and aged-care applications.
Firehawk Aerospace
3D-printed solid rocket propellants and scalable solid rocket motors.
Genway AI
AI-driven autonomous user research and AI interviews.
GoodShip
AI-powered transportation analytics platform for shippers, brokers, and carriers.
Hermeus
Manufacturer of reusable hypersonic military aircraft.
Impulse Space
In-space transportation and satellite propulsion services.
Industrial AI
AI to report failures and generate work-orders in industrial settings.
Intangible
AI-native 3D creative platform for films, ads, and gaming.
Jericho Security
Generative AI cybersecurity training platform against AI threats.
LegalOn
AI-powered contract review and analytics software.
Light Links
LiFi light-based wireless communication for industrial applications.
Luminos AI
AI-powered enterprise software company.
Maritime Operations Group
Refurbishes and leases diesel submarines to the US Government ("Maritime as a Service").
MirrorTab
Virtual cloud browser protecting end customers from hackers.
Mothership Materials
Plasma separation to extract valuable molecules from industrial waste streams.
Near Space Labs
AI-based automated balloon-based Earth imaging.
Orca AI
AI-based collision avoidance systems for the maritime industry.
Outpost Space
Reusable satellites that return payloads from orbit to Earth.
Path Robotics
AI-based robotic welding and assembly (Robots-as-a-Service).
PDW
Defense & aerospace — drones and autonomous systems.
Phantom Neuro
Minimally invasive neural interface for robotic prosthetic limb control.
Phoenix Boring
Robotic tunneling for trenchless utility undergrounding.
Pryon
AI text analytics of enterprise and government content.
Rad AI
Generative AI for healthcare — radiology reporting and patient follow-up.
Red 6
Augmented reality systems for military aviation training.
Reliable Robotics
Gate-to-gate autonomous operation system for cargo aircraft.
Rescale
Cloud-based high-performance computing (HPC) platform.
Runway Financial
AI-based strategic financial planning platform.
Sans String Studios
Simulation and gaming studio.
Schemata
3D reconstruction and physical AI for mission-critical industrial applications.
Scout AI
Robotic terrestrial vehicles with mission-complete autonomy for defense.
Sky Spy
Battlefront real-time radio intelligence using UAVs.
Skydio
Autonomous drones for defense and public safety.
Sollis Health
Concierge on-demand, high-tech ER clinics — 24/7 doctor, private ER.
Spaceium
Satellite refueling and maintenance — "gas stations in space".
Spot AI
AI and cloud-integrated video intelligence platform for business.
Standard Fleet
SaaS fleet management for EVs.
Stord
On-demand, asset-light cloud supply chain platform.
SwingVision
AI app that tracks and analyzes stats for tennis and pickleball.
Unit
3D warehouse automation for returns processing and fulfillment.
Ursa Major
Propulsion systems for aerospace and defense.
Uthana
AI for 3D character animation without cameras or keyframes.
Wand AI
Autonomous agents / cloud suite for business process management.
Wild West Systems
Autonomous counter-drone defense — "Iron Dome for Drones".
Wonderschool
Digital network of preschools with early childhood software.