Dealroom: Top defense startups worldwide by funding; Total funding $41B, 31 unicorns
Top defense startups worldwide, ranked by funding | Dealroom.co
Below are the top global defense startups, ranked by total funding. Together the 50 companies on this list have raised a combined $41B, and include 31 unicorns. The strongest hubs are United States, United Kingdom, Germany.
Ranked by total funding · Updated 2026-09-15 · Source: Dealroom
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combined funding · 50 companies
Anduril Unicorn Dealroom profile unavailable AI-powered autonomous systems for multi-domain defense operations.
AI-powered autonomous systems for multi-domain defense operations.
Helsing Unicorn Dealroom profile unavailable AI-enabled autonomous systems for multi-domain defense applications
AI-enabled autonomous systems for multi-domain defense applications
Shield AI Unicorn Dealroom profile unavailable AI pilot software for autonomous military aircraft.
AI pilot software for autonomous military aircraft.
Saronic Technologies Unicorn Dealroom profile unavailable Surface vehicles integrating cutting-edge hardware, software, and artificial intelligence into a single, scalable, fully integrated platform to enhance maritime security and domain awareness
Surface vehicles integrating cutting-edge hardware, software, and artificial intelligence into a single, scalable, fully integrated platform to enhance maritime security and domain awareness
Quantum Systems Unicorn Dealroom profile unavailable Designs and manufactures electric vertical-take‐off-and‐landing unmanned aerial systems and aerial-intelligence software for commercial and defence customers
Designs and manufactures electric vertical-take‐off-and‐landing unmanned aerial systems and aerial-intelligence software for commercial and defence customers
Castelion Unicorn Dealroom profile unavailable Scalable, low-cost hypersonic strike missile systems.
Scalable, low-cost hypersonic strike missile systems.
Mach Industries Unicorn Dealroom profile unavailable Building next-generation defense systems
Chaos Industries Unicorn Dealroom profile unavailable Coherent distributed networks for multi-domain defense systems.
Coherent distributed networks for multi-domain defense systems.
True Anomaly Unicorn Dealroom profile unavailable Autonomous orbital defense systems for national space superiority
Autonomous orbital defense systems for national space superiority
Skydio Unicorn Dealroom profile unavailable Leverages breakthrough AI to create intelligent flying machines
Leverages breakthrough AI to create intelligent flying machines
Apex Unicorn Dealroom profile unavailable Satellite buses enabling scalable commercial space missions
Satellite buses enabling scalable commercial space missions
BlueVoyant Unicorn Dealroom profile unavailable Сonverges internal and external cyber defense capabilities into an outcomes-based, cloud-native, and single unified platform: BlueVoyant Elements™
Сonverges internal and external cyber defense capabilities into an outcomes-based, cloud-native, and single unified platform: BlueVoyant Elements™
Stark Unicorn Dealroom profile unavailable AI-enabled unmanned systems for European defence operations.
AI-enabled unmanned systems for European defence operations.
Radiant Industries Unicorn Dealroom profile unavailable Portable, failsafe nuclear microreactors for clean energy.
Portable, failsafe nuclear microreactors for clean energy.
Forterra Unicorn Dealroom profile unavailable Autonomous vehicle systems to serve and support soldiers and civilians working on the front lines
Autonomous vehicle systems to serve and support soldiers and civilians working on the front lines
Long Wall Unicorn Dealroom profile unavailable Deployable missile defense and hypersonic flight-test systems (formerly ABL Space Systems)
Deployable missile defense and hypersonic flight-test systems (formerly ABL Space Systems)
Uforce Unicorn Dealroom profile unavailable Battle-proven autonomous weapons systems for allied militaries.
Battle-proven autonomous weapons systems for allied militaries.
Epirus Unicorn Dealroom profile unavailable Focused on national security, offering Leonidas, a software-defined, high-power microwave system with efficient power management
Focused on national security, offering Leonidas, a software-defined, high-power microwave system with efficient power management
Kratos Defense and Security Solutions Dealroom profile unavailable Technology and products supporting strategic and transformational national security programs, bringing disruptive solutions rapidly to market
Kratos Defense and Security Solutions
Technology and products supporting strategic and transformational national security programs, bringing disruptive solutions rapidly to market
Cambridge Aerospace Dealroom profile unavailable Air and missile defence
Hermeus Unicorn Dealroom profile unavailable Reusable hypersonic aircraft for defense and security missions.
Reusable hypersonic aircraft for defense and security missions.
Dream Security Unicorn Dealroom profile unavailable Secure national critical infrastructure
Amca Unicorn Dealroom profile unavailable Acquiring and developing critical aerospace and defense products with a focus on rapid prototyping and customer responsiveness
Acquiring and developing critical aerospace and defense products with a focus on rapid prototyping and customer responsiveness
Ursa Major $25M+ revenue Dealroom profile unavailable Hypersonics, solid rocket motors, and space-based defense systems
Hypersonics, solid rocket motors, and space-based defense systems
Neros Unicorn Dealroom profile unavailable Designs and manufactures advanced unmanned drones and ground control systems for military applications
Designs and manufactures advanced unmanned drones and ground control systems for military applications
Harbinger Fast growing Dealroom profile unavailable EV manufacturer focused on commercial vehicles
EV manufacturer focused on commercial vehicles
Onebrief Unicorn Dealroom profile unavailable A visual strategy tool that helps in campaign, contingency, and crisis planning
A visual strategy tool that helps in campaign, contingency, and crisis planning
Reliable Robotics Unicorn Dealroom profile unavailable Advanced automation systems for aircraft
Advanced automation systems for aircraft
Rafael Development Corporation Dealroom profile unavailable Acquiring and scaling dual-use technology companies.
Acquiring and scaling dual-use technology companies.
Kela Technologies Unicorn Dealroom profile unavailable Battlefield operating system for integrating commercial defense tech
Battlefield operating system for integrating commercial defense tech
Saildrone $25M+ revenue Dealroom profile unavailable Unmanned surface vehicles for maritime data and surveillance.
Unmanned surface vehicles for maritime data and surveillance.
Principal Mineral Dealroom profile unavailable Strategic materials platform for critical domestic supply chains.
Strategic materials platform for critical domestic supply chains.
Harmattan AI Unicorn Dealroom profile unavailable Autonomous AI-powered defense and drone systems
Autonomous AI-powered defense and drone systems
Allen Control Systems Unicorn Dealroom profile unavailable Autonomous counter-drone kinetic weapon systems.
Autonomous counter-drone kinetic weapon systems.
Rebellion Defense $25M+ revenue Dealroom profile unavailable AI software for national defense and security missions
AI software for national defense and security missions
Destinus Fast growing Dealroom profile unavailable Advanced European missile and guided weapons systems.
Advanced European missile and guided weapons systems.
X-Bow Systems Dealroom profile unavailable Additive manufacturing of solid rocket motors.
Additive manufacturing of solid rocket motors.
Echodyne Dealroom profile unavailable Metamaterial radar solutions for autonomous systems and defense.
Metamaterial radar solutions for autonomous systems and defense.
HavocAI Fast growing Dealroom profile unavailable Autonomous surface fleets delivering scalable maritime autonomy at cost-efficiency
Autonomous surface fleets delivering scalable maritime autonomy at cost-efficiency
Triton Systems Dealroom profile unavailable A global business venture company that launches innovative products and solutions in emerging markets, investing in new technologies through in-house incubation and external partnerships
A global business venture company that launches innovative products and solutions in emerging markets, investing in new technologies through in-house incubation and external partnerships
Auterion $100M+ revenue Dealroom profile unavailable Open source infrastructure for autonomous robots and drones
Open source infrastructure for autonomous robots and drones
Shift5 Dealroom profile unavailable Operational Intelligence platform for America’s defense and transportation systems
Operational Intelligence platform for America’s defense and transportation systems
Kraken Technology Unicorn Dealroom profile unavailable Design and manufacturing of high-performance platforms for the littoral security sector
Design and manufacturing of high-performance platforms for the littoral security sector
Govini $100M+ revenue Dealroom profile unavailable Defense acquisition software accelerating capability delivery
Defense acquisition software accelerating capability delivery
Defense Unicorns Unicorn Dealroom profile unavailable Secure, mission-ready software delivery platforms and tools for national security and defense systems
Secure, mission-ready software delivery platforms and tools for national security and defense systems
ALL.SPACE Dealroom profile unavailable Developing the world’s most spectrally efficient, low profile antennas that are con-formal, multi-band and electronically steerable
Developing the world’s most spectrally efficient, low profile antennas that are con-formal, multi-band and electronically steerable
Twenty Unicorn Dealroom profile unavailable Industrial-scale cyber warfare and intelligence capabilities
Industrial-scale cyber warfare and intelligence capabilities
Cathedral Unicorn Dealroom profile unavailable AI-powered offensive and defensive cyber capabilities.
AI-powered offensive and defensive cyber capabilities.
Firestorm Fast growing Dealroom profile unavailable Developing mission-adaptable aerial vehicles and upending the procurement cost paradigm
Developing mission-adaptable aerial vehicles and upending the procurement cost paradigm
Second Front Dealroom profile unavailable Developer of cybersecurity products for the U.S. federal government
Developer of cybersecurity products for the U.S. federal government