Index of 100 startups and investors building the physical future one atom at a time.

Index / 100 Entities

AerospaceVenture-backed

Aalyria

Space/Defense Connectivity

Recent Signal

"DIU contract for tactical C2"

Key People

Chris Taylor

Visit Website
EnergyEarly-stage

Aetherflux

Space-based Solar

Recent Signal

"Joined Commercial Spaceflight Federation Oct 2024"

Key People

Baiju Bhatt

Visit Website
AerospaceVenture-backed
Recent Signal

"Supports 25%+ of US air traffic"

Key People

Phillip McGlaston

Visit Website
DefenseEarly-stage
Recent Signal

"Bullfrog autonomous robotic gun"

Key People

Former Navy Engineers

Visit Website
DefenseLate-stage

Anduril Industries

Autonomous Defense

Recent Signal

"Raised $2.5B Series G at $30.5B valuation (June 2025)"

Key People

Palmer Luckey, Brian Schimpf

Visit Website
EnergyEarly-stage

Antares

Microreactors

Recent Signal

"$3.75M DoD funding Sep 2024"

Key People

Former SpaceX/Tesla engineers

Visit Website
AerospaceEarly-stage

AnySignal

RF/Space Comms

Recent Signal

"Partnered with Vast Space for Haven-1"

Key People

Former SpaceX engineers

Visit Website
AerospaceGrowth-stage

Apex Space

Satellite Manufacturing

Recent Signal

"Raised $95M Series B led by Shield Capital (June 2024)"

Key People

Ian Cinnamon

Visit Website
Defense/RoboticsLate-stage

Applied Intuition

Autonomous Systems Software

Recent Signal

"Raised $300M Series E at $12.5B valuation (Dec 2024)"

Key People

Qasar Younis

Visit Website
EnergyVenture-backed

Arc Boats

Electric Marine

Recent Signal

"Raised $70M Series B (Sept 2023)"

Key People

Mitch Lee, Ryan Cook

Visit Website
Computing/EdgeEarly-stage

Armada

Edge Data Centers

Recent Signal

"Partnered with Avathon Feb 2025"

Key People

Dan Wright

Visit Website
AerospaceGrowth-stage

Astranis

MicroGEO Satellites

Recent Signal

"Raised $200M Series D for Omega; Reported raising >$2B (Jan 2026)"

Key People

John Gedmark

Visit Website
AerospaceEarly-stage

Astro Mechanica

Turboelectric Jet Engines

Recent Signal

"Developing adaptive jet engine"

Key People

Ian Brooke

Visit Website
ManufacturingEarly-stage

Atomic Industries

AI Tool & Die

Recent Signal

"Raised $17M Seed round (May 2023)"

Key People

Aaron Slodov

Visit Website
Defense/RoboticsGrowth-stage

Auterion

Drone OS

Recent Signal

"DIU sUAS prototyping contract Aug 2024"

Key People

Lorenz Meier

Visit Website
EnergyGrowth-stage

Base Power

Distributed Battery/Grid

Recent Signal

"Raised $1B Series C led by Addition (Oct 2025)"

Key People

Zachary Dell

Visit Website
DefenseEarly-stage

Cape

Secure Cellular

Recent Signal

"Raised $61M Series B (April 2024)"

Key People

John Doyle

Visit Website
DefenseEarly-stage

Castelion

Hypersonic Weapons

Recent Signal

"Successful prototype test March 2024"

Key People

Bryon Hargis

Visit Website
DefenseEarly-stage

CX2

RF Warfare

Recent Signal

"Autonomous network sensing/strike"

Key People

Venture-backed

Visit Website
ManufacturingEarly-stage

Diode

Electronic Design Automation

Recent Signal

"Slash hardware development lifecycle"

Key People

Venture-backed

Visit Website
DefenseEarly-stage
Recent Signal

"Won AUKUS Electronic Warfare Challenge Sep 2024"

Key People

Venture-backed

Visit Website
DefenseGrowth-stage

Epirus

Directed Energy

Recent Signal

"Delivered IFPC-HPM prototypes to US Army"

Key People

Ken Bedingfield

Visit Website
EnergySeed

Outer Spaces

Residential Infrastructure

Recent Signal

"Building the Backyard Power Plant"

Key People

Jiake Liu, Terry Lin

Visit Website
Defense/AerospaceEarly-stage

Firehawk

3D-printed Rocket Engines

Recent Signal

"Army SBIR Phase III for GMLRS/Javelin"

Key People

Will Edwards

Visit Website
Defense/RoboticsGrowth-stage

Forterra

Ground Autonomy

Recent Signal

"Raised $75M Series B (March 2024)"

Key People

Josh Delmonico

Visit Website
CybersecurityEarly-stage

Galvanick

Industrial Cyber

Recent Signal

"Raised $10M Seed led by Founders Fund (June 2023)"

Key People

Joshua Steinman

Visit Website
ManufacturingGrowth-stage

Hadrian

Autonomous Precision Factories

Recent Signal

"Raised $260M Series C led by Founders Fund/Lux (July 2025)"

Key People

Chris Power

Visit Website
AerospaceGrowth-stage

Hermeus

Hypersonic Aircraft

Recent Signal

"Quarterhorse Mk 1 unveiling; Jacksonville facility"

Key People

AJ Piplica

Visit Website
AerospaceGrowth-stage

Impulse Space

In-space Transportation

Recent Signal

"Raised $150M Series B (Oct 2024)"

Key People

Tom Mueller

Visit Website
Defense/RoboticsEarly-stage

Neros

Unmanned Systems

Recent Signal

"Raised $10.9M Seed (April 2024)"

Key People

Soren Monroe-Anderson

Visit Website
AerospaceEarly-stage

Northwood

Satellite Ground Stations

Recent Signal

"Successfully tested Frankie antenna Oct 2024"

Key People

Bridgit Mendler

Visit Website
Robotics/AIEarly-stage

Physical Intelligence

General Robot Autonomy

Recent Signal

"Raised $400M at $2.4B valuation (Nov 2024)"

Key People

Karol Hausman

Visit Website
ManufacturingEarly-stage

Quilter

AI PCB Design

Recent Signal

"Raised $10M Series A (Feb 2024)"

Key People

Sergiy Nesterenko

Visit Website
EnergyGrowth-stage

Radiant

Nuclear Microreactors

Recent Signal

"Raised $100M Series C (March 2025)"

Key People

Doug Bernauer

Visit Website
ManufacturingLate-stage

Re:Build Manufacturing

Industrial Scale-up

Recent Signal

"Launched Pennsylvania battery facility Jan 2025"

Key People

Jeff Wilke

Visit Website
DefenseGrowth-stage

Reveal Technology

Battlefield 3D Intelligence

Recent Signal

"Acquired DFL Technology; Farsight platform"

Key People

Garrett Smith

Visit Website
DefenseEarly-stage

Rune Technologies

Military Logistics OS

Recent Signal

"TyrOS for asset management"

Key People

Venture-backed

Visit Website
Defense/RoboticsGrowth-stage

Saronic

Autonomous Surface Vessels

Recent Signal

"Raised $175M Series B at $1B valuation (July 2024)"

Key People

Dino Mavrookas

Visit Website
AI/DataLate-stage

Scale AI

AI Data Infrastructure

Recent Signal

"Raised $1B Series F at $13.8B valuation (May 2024)"

Key People

Alexandr Wang

Visit Website
ManufacturingEarly-stage

Senra

AI Wire Harnesses

Recent Signal

"15,000 sq ft Redondo Beach facility"

Key People

Venture-backed

Visit Website
Defense/RoboticsLate-stage

Shield AI

Autonomous Pilot

Recent Signal

"Raised $500M at $2.8B valuation (May 2024)"

Key People

Brandon Tseng

Visit Website
RoboticsLate-stage

Skydio

Autonomous Drones

Recent Signal

"Raised $170M extension at $2.2B valuation (Feb 2025)"

Key People

Adam Bry

Visit Website
DefenseGrowth-stage

SkySafe

Counter-drone RF

Recent Signal

"Multi-million dollar Indo-Pacific contracts"

Key People

Grant Jordan

Visit Website
Biotech/MaterialsGrowth-stage

Solugen

Biomanufacturing Chemicals

Recent Signal

"$214M DOE loan guarantee for Bioforge 2 (June 2024)"

Key People

Gaurab Chakrabarti

Visit Website
AerospaceLate-stage

SpaceX

Reusable Rockets/Starlink

Recent Signal

"Weighing 2026 IPO at $1.5T valuation; Starshield expansion"

Key People

Elon Musk

Visit Website
Defense/RoboticsEarly-stage

Swan

Industrial/Defense Autonomy

Recent Signal

"Developing scalable autonomous platforms"

Key People

Former Uber/Aurora leads

Visit Website
AerospaceEarly-stage

Turion Space

Space Debris/Awareness

Recent Signal

"Space Force contract for 3 satellites Dec 2024"

Key People

Pieter van Wingerden

Visit Website
AerospaceGrowth-stage

Umbra

Synthetic Aperture Radar

Recent Signal

"Space Development Agency (SDA) contract Oct 2024"

Key People

David Langan

Visit Website
Defense/AIGrowth-stage

Vannevar Labs

Foreign Intelligence AI

Recent Signal

"Raised $120M Series C at $1.2B valuation (Feb 2025)"

Key People

Brett Granberg

Visit Website
AerospaceEarly-stage

Venus Aerospace

Hypersonic Propulsion

Recent Signal

"Detonation Ramjet (VDR2) ignition breakthrough"

Key People

Sarah Duggleby

Visit Website
Energy/FusionGrowth

Helion Energy

Fusion Power

Recent Signal

"Raised $425M Series F led by SoftBank/Lightspeed (Jan 2025)"

Key People

David Kirtley

Visit Website
Energy/FusionGrowth
Recent Signal

"SPARC facility construction"

Key People

Bob Mumgaard

Visit Website
Energy/FissionPublic (OKLO)

Oklo

Advanced Nuclear

Recent Signal

"NRC license applications"

Key People

Jacob DeWitte

Visit Website
Energy/GridGrowth

Form Energy

Energy Storage

Recent Signal

"Raised $405M Series F; 13 GWh projects online 2025"

Key People

Mateo Jaramillo

Visit Website
Defense/MaritimeGrowth

Saildrone

Autonomous Vessels

Recent Signal

"Significant US Navy task force usage"

Key People

Richard Jenkins

Visit Website
Defense/MaritimeScale

Anduril Dive

Autonomous Submersibles

Recent Signal

"Large-scale AUV production"

Key People

Palmer Luckey

Visit Website
Investor/DeepTechEarly-Late

Founders Fund

Deep Tech/Atoms

Recent Signal

"Leading SpaceX, Anduril, Varda rounds"

Key People

Peter Thiel

Visit Website
Investor/DeepTechEarly-Growth

Lux Capital

Deep Tech/Science

Recent Signal

"Invested in Hadrian, Radiant, Saronic"

Key People

Josh Wolfe

Visit Website
Investor/DeepTechEarly-Growth

Eclipse

Industrial Tech

Recent Signal

"Focused on reshoring supply chains"

Key People

Lior Susan

Visit Website
Investor/DeepTechEarly-Growth

Lowercarbon Capital

Climate/Energy

Recent Signal

"Leading fusion and battery rounds"

Key People

Chris Sacca

Visit Website
Aerospace/ManufacturingScale

Relativity Space

Launch Vehicles

Recent Signal

"Terran R development"

Key People

Tim Ellis

Visit Website
Space/BioGrowth

Varda Space Industries

In-Space Manufacturing

Recent Signal

"Raised $187M Series C to scale in-space manufacturing (July 2025)"

Key People

Delian Asparouhov

Visit Website
AerospaceGrowth

Stoke Space

Launch Vehicles

Recent Signal

"Hopper test success"

Key People

Andy Lapsa

Visit Website
Bio-ManufacturingScale

Solugen

Chemicals

Recent Signal

"$214M DOE loan guarantee for Bioforge 2 (June 2024)"

Key People

Gaurab Chakrabarti

Visit Website
Energy/MaterialsGrowth

Twelve

Carbon Transformation

Recent Signal

"E-Jet fuel production"

Key People

Nicholas Flanders

Visit Website
Construction/RoboticsScale

ICON

Advanced Construction

Recent Signal

"Project Olympus (NASA)"

Key People

Jason Ballard

Visit Website
Defense/EnergySeed/Series A

Mach Industries

Defense Hardtech

Recent Signal

"Hydrogen combustion systems"

Key People

Ethan Thornton

Visit Website
Logistics/RoboticsScale

Zipline

Autonomous Delivery

Recent Signal

"P2 system rollout"

Key People

Keller Rinaudo Cliffton

Visit Website
AerospaceGrowth
Recent Signal

"XB-1 supersonic flight"

Key People

Blake Scholl

Visit Website
AerospaceScale

Firefly Aerospace

Launch/Lunar

Recent Signal

"Blue Ghost lunar lander"

Key People

Bill Weber

Visit Website
Energy/GeothermalGrowth

Fervo Energy

Next-Gen Geothermal

Recent Signal

"Cape Station operational"

Key People

Tim Latimer

Visit Website
Energy/StorageSeries B

Antora Energy

Thermal Batteries

Recent Signal

"Decarbonizing industrial heat"

Key People

Andrew Ponec

Visit Website
Space/SatellitesGrowth

Astranis

Geostationary Satellites

Recent Signal

"Raised $200M Series D for Omega; Reported raising >$2B (Jan 2026)"

Key People

John Gedmark

Visit Website
Robotics/AISeries B

Figure

Humanoid Robotics

Recent Signal

"Partnership with BMW/OpenAI"

Key People

Brett Adcock

Visit Website
Defense/Directed EnergyGrowth

Epirus

Counter-UAS

Recent Signal

"Leonidas deployment"

Key People

Andy Lowery

Visit Website
Materials/EnergyScale

Sila Nanotechnologies

Battery Materials

Recent Signal

"Moses Lake factory"

Key People

Gene Berdichevsky

Visit Website
Materials/RecyclingScale

Redwood Materials

Battery Recycling

Recent Signal

"Circular supply chain"

Key People

JB Straubel

Visit Website
Aerospace/DefenseSeries B

Hermeus

Hypersonic Aviation

Recent Signal

"Quarterhorse testing"

Key People

AJ Piplica

Visit Website
Energy/NuclearSeries B

Radiant

Compact Nuclear

Recent Signal

"Raised $350M Series D to mass-produce microreactors (Jan 2026)"

Key People

Doug Bernauer

Visit Website
Defense/MaritimeSeries B

Saronic

Autonomous Surface Vessels

Recent Signal

"Raised $175M Series B at $1B valuation (July 2024)"

Key People

Dino Mavrookas

Visit Website
Compute/SemisGrowth

Groq

AI Inference Chips

Recent Signal

"LPU deployment/Demand"

Key People

Jonathan Ross

Visit Website
Compute/SemisPre-IPO

Cerebras Systems

Wafer-Scale Computing

Recent Signal

"Condor Galaxy clusters"

Key People

Andrew Feldman

Visit Website
Compute/SemisSeries A

Etched

Transformer ASICs

Recent Signal

"Sohu chip development"

Key People

Gavin Uberti

Visit Website
Bio/GeneticsSeries B

Colossal

De-extinction

Recent Signal

"Woolly Mammoth progress"

Key People

Ben Lamm

Visit Website
Bio/ClimateGrowth

Living Carbon

Engineered Plants

Recent Signal

"Commercial planting"

Key People

Maddie Hall

Visit Website
Bio/IndustrialGrowth

Cemvita

CO2 Utilization

Recent Signal

"Bio-mining/Sustainable Oil"

Key People

Moji Karimi

Visit Website
RoboticsScale

Agility Robotics

Humanoid Logistics

Recent Signal

"Digit factory opening"

Key People

Peggy Johnson

Visit Website
Robotics/AISeries A

Skild AI

General Robot Brain

Recent Signal

"Massive Series A raise"

Key People

Deepak Pathak

Visit Website
Space/SatelliteSeries B

Apex Space

Satellite Buses

Recent Signal

"Aries production scaling"

Key People

Ian Cinnamon

Visit Website
Defense/HypersonicSeries A

Castelion

Hypersonic Weapons

Recent Signal

"Flight testing"

Key People

Bryon Hargis

Visit Website
Defense/IntelSeries B

Vannevar Labs

Defense Software

Recent Signal

"Decrypt deployment"

Key People

Brett Granberg

Visit Website
Energy/FusionSeries C

Zap Energy

Z-Pinch Fusion

Recent Signal

"Century platform live"

Key People

Benj Conway

Visit Website
ManufacturingSeed

Atomic Industries

Tool & Die Automation

Recent Signal

"Die casting automation"

Key People

Aaron Slodov

Visit Website
ManufacturingGrowth

Re:Build Manufacturing

Industrial Base

Recent Signal

"New factories"

Key People

Jeff Wilke

Visit Website
Space/PropulsionSeries B

Impulse Space

In-Space Transport

Recent Signal

"Helios development"

Key People

Tom Mueller

Visit Website
Space/DefenseSeries B

True Anomaly

Space Security

Recent Signal

"Jackal vehicle missions"

Key People

Even Rogers

Visit Website
InvestorMulti-stage

8VC

Defense/Bio/Logistics

Recent Signal

"Palantir/Anduril roots"

Key People

Joe Lonsdale

Visit Website
InvestorEarly-Growth

DCVC

Deep Tech

Recent Signal

"Rocket Lab/Pivot Bio"

Key People

Matt Ocko

Visit Website
InvestorEarly

Playground Global

Hardware/Deep Tech

Recent Signal

"Relativity/PsiQuantum"

Key People

Peter Barrett

Visit Website
InvestorEarly-Late

Khosla Ventures

Deep Tech/Science

Recent Signal

"Rocket Lab/OpenAI"

Key People

Vinod Khosla

Visit Website