Defense Tech Startups

DeepSig develops AI/ML software components and products, including OmniPHY-5G for the 5G RAN and OmniSIG for real-time spectrum awareness, to improve commercial and private wireless communication systems. Its solutions serve telecom operators and security and defense customers by enhancing wireless performance, spectrum sensing, and network security.

1 investor

Deepwave Digital designs AI-driven RF, wireless, and edge computing systems for real-time signal classification, detection, and spectrum intelligence. It serves defense, aerospace, telecommunications, government, and research customers with custom silicon, software-defined radio integration, and embedded AI platforms.

1 investor

DefendEye builds a launch-tube drone system with a low-light camera and onboard AI that detects humans and streams real-time video to an observation center within seconds of a triggered launch. It targets military, defense, and civil emergency users for use cases such as search and rescue, border control, perimeter breach detection, and aerial surveillance (ISR).

1 investor

Defense Catalyst provides AI-powered simulations and training for federal contracting professionals to develop acquisition and procurement decision-making skills through realistic scenarios and performance feedback.

1 investor

Delair builds long-range professional drones and mission-planning software for inspecting and mapping linear infrastructure such as electric power transmission and distribution lines. Its systems, used by asset managers and subcontractors including French power operator RTE, integrate with data analytics platforms to assess infrastructure condition and support maintenance planning.

1 investor

Delta Black Aerospace designs and manufactures the RAIDER 330, a hybrid-electric unmanned aerial system for military and defense applications. The system combines vertical takeoff and landing capabilities with extended endurance and modular payload capacity for intelligence, surveillance, and reconnaissance missions.

1 investor

Dexter Magnetic Technologies designs and manufactures magnetic components and assemblies, applying magnetic design and advanced manufacturing for customer applications. It serves the aerospace and defense, medical, and semiconductor markets.

1 investor

Dirigent develops AI-powered operational infrastructure designed to help defend open societies against narrative manipulation and information warfare. The platform combines agentic AI capabilities with real-time data integration to enable security operations at scale for government and institutional customers.

1 investor

Doncasters is a specialist manufacturer of complex precision cast components and other engineered parts made from advanced alloys, serving OEMs in the aerospace and defence, industrial gas turbine, transportation, and medical markets. It operates 14 manufacturing facilities across Europe, Asia, and North America.

1 investor

Dronehub builds autonomous drone infrastructure — charging stations, docking, and mission logistics — and licenses this IP while partnering on AI drone projects for defense, energy, rail, and sovereign logistics operators. The company designs drone-in-a-box systems with manufacturing in Poland's Aviation Valley and a US base in the Research Triangle, North Carolina.

1 investor

Dropla develops products and methodology for humanitarian demining, aiming to replace conventional processes and reduce inefficiency in demining operations.

1 investor

Earendil develops advanced vision and targeting systems for military and tactical operations, including augmented reality soldier systems, autonomous drone interceptors, and thermal sight products designed for situational awareness and threat detection in contested environments.

1 investor

EchoMAV develops solutions for unmanned systems, serving government agencies and private manufacturers with expertise in unmanned vehicle technology.

1 investor

Edgeforce develops advanced military and security technology aimed at upgrading the capabilities of the country's security and armed forces.

1 investor

Edgerun develops a lightweight, wearable exoskeleton system (under 10 lb) that reduces the physical effort of carrying loads, running on field-swappable drone batteries for 12+ hours. The product is designed in Silicon Valley with input from front-line users, indicating a focus on defense or field-operations applications.

1 investor

EdgeRunner develops domain-specific Small Language Models (SLMs) that run locally on-device, isolated from external networks, to address data privacy, latency, and cost concerns. Its generative AI is aimed at military and enterprise users seeking to turn unstructured data into intelligence accessed through natural-language conversation.

1 investor

Electra develops hybrid-electric aircraft, including its Ultra Short model that uses blown-lift and distributed electric propulsion to take off and land in about 150 feet for short-runway regional travel. The company targets both commercial regional aviation operators and defense customers seeking runway-independent airlift.

1 investor

Electro Rent rents, sells, and manages electronic test and measurement equipment — including RF, spectrum analyzers, OTDRs, and fiber/telecom testing gear — for industries such as aerospace & defense, satellite communications, semiconductors, automotive, and mobile communications. It also operates an accredited calibration and repair lab and offers certified pre-owned equipment and asset optimization services.

1 investor

Elsight develops proprietary hardware and software connectivity technology, including its Halo platform, that provides reliable communications links for unmanned aerial and ground systems such as drones and robots. The company serves the autonomous systems industry, including drone manufacturers, defense contractors, and public safety and BVLOS delivery operators.

1 investor

Elve designs and manufactures high-efficiency millimeter-wave traveling-wave tube amplifiers (TWTAs) delivering 25W to 300W across K, Ka, Q, V, E, and W bands. Its amplifiers serve space communications (SATCOM), radar and defense sensing, and scientific research applications.

1 investor

Empower AI applies commercial technologies and its own platform to support IT and mission-critical initiatives for U.S. federal government agencies. It focuses on solving government IT challenges through automation and data-driven services.

1 investor

EMXYS designs and manufactures high-performance electronic systems for space applications including satellite systems, defence equipment, and scientific instrumentation. The company addresses societal challenges through advanced space technology and embedded systems.

1 investor

Endeavour Aerospace is an Australian company developing dual-use aerospace technology, including solid rocket motors, propulsion, avionics, and guidance and control systems. It also operates the Red Sands Launch Range in the Australian Outback, with rocket motor products planned for 2027.

1 investor

Endurion builds mission-critical systems for national security and defense operations in the United States, combining operational expertise with AI-enabled analytics and technology platforms. The company serves defense and security missions where reliability under pressure is required.

1 investor