--- title: "Dealroom: Top defense startups worldwide by funding; Total funding $41B, 31 unicorns" sdDatePublished: "2026-09-15T16:14:00Z" source: "https://dealroom.co/lists/defense-startups/" topics: - name: "business information" identifier: "medtop:20000170" - name: "business enterprise" identifier: "medtop:20000349" - name: "products and services" identifier: "medtop:20000209" - name: "manufacturing and engineering" identifier: "medtop:20000294" - name: "computing and information technology" identifier: "medtop:20000225" - name: "defence equipment" identifier: "medtop:20000297" locations: - "United States" - "Germany" - "United Kingdom" --- 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 Get the full dataset — funding rounds, investors, signals and new entrants — in the Dealroom platform. 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