Washington DC
22 companies · 15 sectors · 5 investors
The Pentagon and DARPA both sit in Arlington. HawkEye 360 flies satellites that detect and geolocate radio signals, and BlackSky sells satellite imagery and real-time geospatial intelligence. X-energy, in Rockville, is building high-temperature gas-cooled small modular reactors.
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Investors based in Washington DC
All 22 companies
AtalantaWashington
Defense·AI·Software
Formal-methods software that verifies mission system designs
AuterionArlington
Software·Drones·Defense
Operating system and autopilot hardware for military drones
AventraHerndon
Defense
Guidance kits that make unguided munitions precise
BesxarWashington
Space·Manufacturing·Electronics
Space-based fabs for semiconductor substrates and films
BlackSkyHerndon
Space·Sensors
Satellite imagery and real-time geospatial intelligence
Blue EnergyChevy Chase
Nuclear·Energy
Nuclear power plants built with assembly-line methods
ElveoChevy Chase
Space·Communications
Direct-to-device satellite connectivity for phones
Emerald AIWashington DC
Energy·AI·Software
Software that makes AI data center power use grid-flexible
ForterraClarksburg
Robotics·Defense·AI
Autonomous driving and mesh radio systems for defense
Guardian RFWashington
Sensors·Defense·Drones
RF sensors that detect drones and locate their pilots
HawkEye 360Herndon
Space·Sensors·Defense
Heven AeroTechSterling
Drones·Defense·Energy
Hydrogen-powered long-endurance drones
Overview EnergyAshburn
Space·Energy
Satellites that beam solar power down to the grid
Project OmegaWashington
Energy
Rebuilds the US nuclear fuel cycle, from fuel to recycling
Quantum SpaceRockville
Space
Maneuverable spacecraft for space defense and cislunar ops
QuartermasterArlington
Maritime·Sensors·Defense
Ship-mounted sensor masts for maritime awareness
Rune TechnologiesRosslyn
Defense·Software·Logistics
Sustainment mission command software for military logistics
Scout SpaceReston
Space·Sensors·Defense
Onboard sensors and autonomy for space domain awareness
Shift5Rosslyn
Defense·Sensors·Software
Onboard OT monitoring for military and transport fleets
Torev MotorsArlington
Manufacturing·Mobility·Defense
Rare-earth-free electric motors for vehicles and defense
X-energyRockville
Nuclear·Energy
High-temperature gas-cooled small modular reactors and fuel
Zeno PowerWashington DC
Space·Nuclear·Energy
Radioisotope power systems for space and seabed missions