All Industries

Top Defense Tech Companies

1,753 Defense Tech companies, sorted by total funding raised.

Ursa

Ursa Space turns multi-modal geospatial data into clear, trustworthy answers that help government...

San Clemente, United States11–50Aerospace, Artificial Intelligence
Series DTotal funding$202.8MNov 2023
Factorial Energy

Solid-state battery technology

Billerica, United States201–500Climate Tech, Defense Tech
Series DTotal funding$200.0MJan 2022
Harmattan AI

Builds autonomous, scalable, mission-ready defense systems and mission-system software for milita...

Paris, France51–200Artificial Intelligence, Defense Tech
Series BTotal funding$200.0MJan 2026
Echodyne

Radar vision platform for the autonomous era that applies the physics of metamaterials to create ...

Kirkland, United States201–500Defense Tech
Series CTotal funding$199.0MJun 2022
Menlo Micro

Menlo Micro builds the Ideal Switch, a new switching technology that combines the reliability of ...

Irvine, United StatesDefense Tech
Series CTotal funding$194.0MMar 2022
Advanced Navigation

Advanced Navigation delivers inertial navigation systems to industries, using software-enhanced h...

Sydney, Australia201–500Artificial Intelligence, Defense Tech
Series CTotal funding$191.0MMar 2026
Nominal

Nominal provides connected software and infrastructure that helps aerospace, defense, and hardwar...

Los Angeles, United States51–200Aerospace, Data & Analytics
Venture RoundTotal funding$185.5MMar 2026
CORVID TECHNOLOGIES, LLC

R&D company with 178 SBIR/STTR awards from Department of Defense, Department of Energy, National ...

Mooresville, United States201–500Aerospace, Defense Tech
GrantTotal funding$184.7MSep 2025
Second Front Systems

Second Front Systems is a public-benefit software company, founded by Marines, that helps commerc...

Wilmington, United States51–200Cloud, Defense Tech
Series CTotal funding$182.8MSep 2024
Govini

Govini is a defense software company that transforms Defense Acquisition through software-driven ...

Arlington, United States201–500Defense Tech, SaaS
Growth EquityTotal funding$179.6MOct 2025
3DRAcquired

American drone and UAV technology company specializing in enterprise drone software and electroni...

Berkeley, United States11–50Defense Tech
Series DTotal funding$178.8MApr 2017
Lightbridge CorporationIPO

Lightbridge develops next-generation metallic nuclear fuel technology intended to improve reactor...

Reston, United States1–10Defense Tech, E-Commerce
Venture RoundTotal funding$176.0MJan 2025
Kraken Technology Group

British maritime defence technology company.

Fareham, United Kingdom51–200Defense Tech
Series BTotal funding$175.0MJul 2026
Hayden AI

Hayden AI combines advanced vision AI with vehicle-mounted hardware to analyze urban environments...

San Francisco, United States51–200Artificial Intelligence, Defense Tech
Growth EquityTotal funding$172.5MJul 2024
DEFENSE UNICORNS, INC.

Defense Unicorns builds Unicorn Delivery Service (UDS), an airgap-native software delivery platfo...

COLORADO SPRINGS, United States51–200Cloud, Defense Tech
Series BTotal funding$171.0MJan 2026
Efficient Computer

Efficient Computer builds ultra-energy-efficient general-purpose processors using a spatial dataf...

Pittsburgh, United States11–50Artificial Intelligence, Defense Tech
Venture RoundTotal funding$169.1MAug 2026
Q-CTRL

Builds AI-powered infrastructure software that improves quantum computing and quantum sensing per...

Sydney, Australia51–200Artificial Intelligence, Defense Tech
Venture RoundTotal funding$168.3MApr 2026
EnduroSat

Bulgarian aerospace manufacturer that engineers, builds, and operates CubeSats and nanosatellites...

Sofia, Bulgaria51–200Defense Tech, Space Tech
Series CTotal funding$167.0MOct 2025
Starfish Space

Starfish Space enables affordable, available satellite servicing so operators can maintain spacec...

Kent, United States51–200Defense Tech, Hardware
Series BTotal funding$161.6MApr 2026
Machina Labs

Machina Labs builds AI-driven robotic factories that form and finish complex sheet metal parts wi...

Chatsworth, United States51–200Artificial Intelligence, Defense Tech
Series CTotal funding$160.9MFeb 2026
MerlinIPO

Aviation technology company developing aircraft-agnostic AI-powered autonomous flight systems for...

Boston, United States51–200Aerospace, Artificial Intelligence
GrantTotal funding$160.1MOct 2024
BlackSkyIPO

BlackSky provides real-time Earth observation from space, capturing time-diverse images and integ...

Herndon, United States201–500Artificial Intelligence, Defense Tech
GrantTotal funding$158.1MAug 2025
X-BOW LAUNCH SYSTEMS INC

X-Bow produces solid rocket motors for defense customers using both traditional manufacturing and...

ALBUQUERQUE, United States51–200Defense Tech, Space Tech
Series BTotal funding$153.8MMay 2025
Revel Software Corporation

Comprehensive software platform for developing, deploying, and commanding hardware systems, targe...

Los Angeles, United States11–50Defense Tech
Series BTotal funding$150.0MFeb 2026
SeaHi

Suzhou-based manufacturer of autonomous marine robots and unmanned equipment for high-risk marine...

Suzhou, China201–500Climate Tech, Defense Tech
Series ATotal funding$148.0MMar 2026