All Industries

Top Defense Tech Companies

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

Comtech Telecommunications Corp.IPO

Provider of satellite communications, troposcatter, and uplink power amplifier solutions for mili...

Melville, United States1001–5000Defense Tech, Space Tech
Growth EquityTotal funding$145.0MJan 2024
Firestorm

Firestorm Labs specializes in advanced additive manufacturing technologies, developing modular, o...

San Diego, United States51–2003D Printing, Defense Tech
Series BTotal funding$144.0MApr 2026
Overland AI

Builds autonomous off‑road ground vehicles and an autonomy stack for defense customers, providing...

Seattle, United States51–200Artificial Intelligence, Autonomous Vehicles
Series BTotal funding$143.5MFeb 2026
GenLogs

AI-powered Truck Intelligence platform using roadside sensors and proprietary datasets to combat ...

Arlington, United States11–50Artificial Intelligence, Defense Tech
Series BTotal funding$140.6MFeb 2026
Auterion

Auterion builds an operating system for autonomous drones and robots that helps fleets perform hi...

Arlington, United StatesDefense Tech, Developer Tools
Venture RoundTotal funding$140.0MSep 2025
SARCOS GROUP LC

Palladyne AI builds embodied AI that perceives locally, decides in real time, and acts at the edg...

Salt Lake City, United States51–200Artificial Intelligence, Defense Tech
GrantTotal funding$136.9MSep 2023
ALL.SPACE

ALL.SPACE builds multi-band, multi-orbit flat panel satellite antennas for defense, government, a...

Reading, United Kingdom51–200Defense Tech, Space Tech
Series CTotal funding$135.0MJan 2024
PDW

Performance Drone Works makes the C100, a modular tactical quadcopter and multi-mission drone sys...

HUNTSVILLE, United States201–500Aerospace, Defense Tech
Series BTotal funding$135.0MMar 2026
Astroscale

Global on-orbit servicing company that provides trusted, value-driven solutions through local com...

Tokyo, Japan201–500Defense Tech, Space Tech
Growth EquityTotal funding$133.5MMay 2026
X-Bow Systems

Defense technology company manufacturing additively produced solid rocket motors and hypersonic p...

ALBUQUERQUE, United States201–500Defense Tech, Space Tech
Extension RoundTotal funding$132.0MMay 2025
Venus Aerospace

Develops rotating detonation rocket engines and detonation ramjet propulsion for defense, space, ...

Houston, United States51–200Defense Tech, Hardware
Series BTotal funding$131.9MJul 2026
Phoenix Tailings

A mining company powered by technology, eliminating waste and creating sustainably produced metal...

Boston, United States51–200Clean Tech, Climate Tech
Extension RoundTotal funding$131.6MFeb 2026
Collaborative Robotics

Collaborative Robotics builds AI-driven robots that react to people and identify work in real-wor...

Santa Clara, United States51–200Artificial Intelligence, Defense Tech
Series BTotal funding$130.0MApr 2024
Xoople

Workforce management platform

Madrid, Spain51–200HR Tech, Artificial Intelligence
Series BTotal funding$130.0MApr 2026
Percepto

Autonomous drone inspection platform enabling fully automated monitoring of critical infrastructu...

Artificial Intelligence, Defense Tech
Series CTotal funding$127.0MJun 2023
Hidden Level

Builds passive radar and RF sensing systems to detect and locate drones and other aerial threats ...

Syracuse, United States51–200Artificial Intelligence, Defense Tech
Series CTotal funding$123.2MFeb 2025
INNOVATIVE DEFENSE TECHNOLOGIES, LLC

Innovative Defense Technologies designs automated testing and integration solutions that help the...

Arlington, United States201–500Defense Tech
GrantTotal funding$122.4MSep 2024
Slingshot

We place high school prodigies at YC, Techstars companies. Think about what college basketball sc...

Somerset, United States51–200Aerospace, Artificial Intelligence
Series ATotal funding$121.9MAug 2024
Airis Labs

Airis fuses UGC and traditional media sources – such as CCTV, drone footage, and bodycam – offeri...

Tel Aviv, Israel11–50Artificial Intelligence, Defense Tech
Series BTotal funding$120.0MMay 2026
Re:Build Manufacturing

Re:Build Manufacturing acquires and integrates industrial businesses to build a next-generation A...

Framingham, United States501–1000Advanced Manufacturing, Industrials
Growth EquityTotal funding$120.0MAug 2024
MRL MATERIALS RESOURCES LLC

Materials Resources LLC helps teams connect microstructure, processing, and part performance thro...

Xenia, United States11–50Defense Tech, Hardware
GrantTotal funding$119.5MMay 2025
MATRIX RESEARCH INC

Employee-owned research and development company that delivers measurement systems, custom hardwar...

BEAVERCREEK, United States51–200Defense Tech
GrantTotal funding$119.3MAug 2025
Dominion Dynamics

Canadian defense technology company building a dual-use persistent Arctic sensing network for mil...

Toronto, Canada1–10Defense Tech
Series ATotal funding$119.2MJun 2026
RED SIX AEROSPACE INC.

R&D company with 6 SBIR/STTR awards from Department of Defense.

Orlando, United States51–200Defense Tech
GrantTotal funding$117.6MNov 2024
Trase

Trase empowers organizations to deploy secure, governed AI within their own data and infrastructu...

McLean, United StatesArtificial Intelligence, Defense Tech
SeedTotal funding$117.5MJun 2026