Defense Tech Startups

Promethion Industries develops autonomous unmanned aircraft and naval systems along with AI combat pilots for defence applications, and generates high-fidelity synthetic training data in virtual environments to train defence AI. It focuses on counter-UAS capabilities and maritime/aerial ISR, working with NATO divisions to support European defence resilience.

1 investor

PyroGenesis is an aerospace and defense technology company that operates under board leadership including executives with extensive experience in military logistics, space engineering, and international trade. The company serves defense and industrial markets.

1 investor

Pytho brings together military personnel and AI engineers to develop AI solutions for military force readiness and operational effectiveness.

1 investor

Pythom develops lightweight, rapidly deployable rockets designed for affordable and flexible space access. The company operates in Sweden and the United States, focusing on launch systems for space industry applications including national security and defense capabilities.

1 investor

Hartzell Aviation MRO sells and supports aircraft parts and accessories, including products from Hartzell Aviation and select third-party manufacturers for the aviation maintenance, repair, and overhaul market.

1 investor

Qarbon Aerospace is a manufacturing solutions provider that partners with customers to execute aerospace manufacturing projects. The company operates from Milledgeville, Georgia.

1 investor

Qbit Labs builds systems for defence, aerospace, and industrial applications where reliability, security, and performance are required. The company positions its engineering work toward mission-critical environments.

1 investor

Quantum Leap Research delivers intelligence analysis and strategic solutions for national defense, applying advanced technologies and foresight to security challenges. The company focuses on bringing private sector capabilities to defense and national security operations.

1 investor

QLUUos is a sovereign AI platform that detects, tracks, and neutralizes unauthorized drone threats to critical infrastructure, running entirely on edge infrastructure without cloud dependencies. The system serves power plants, water treatment facilities, airports, and natural gas pipelines, using machine learning to predict threat trajectories and generate response options in real-time.

1 investor

Periphery (Qomodo) provides a lightweight, architecture-agnostic security agent that installs at the point of device build and updates on-device as threats and regulations change. It hardens devices, detects breaches, and maintains regulatory compliance for critical infrastructure, defense, and AI infrastructure hardware.

1 investor

Quantum Research Sciences is an American company developing commercial quantum computing software and quantum technologies, including its ACID-R data-repository platform, quantum sensing, and Quantum Machine Learning applications. It serves defense customers such as the USAF and works with quantum hardware providers including IBM, IonQ, Quantinuum, and QuEra.

1 investor

Quantum Space develops the Ranger spacecraft platform, a highly maneuverable satellite engineered for space defense, orbital mobility, and cislunar operations across LEO, MEO, GEO, and beyond. It serves national security customers including the U.S. Space Force and Department of War, as well as commercial space operators.

1 investor

Quantum3D develops training and simulation technologies, integrated systems, and services—including flight, vehicle, firefighting, and infantry simulators plus image generation and synthetic environments—for the commercial, civil, and defense markets. Its customers include organizations such as Boeing, Lockheed Martin, Raytheon, and KAI, and it operates worldwide.

1 investor

QuickLogic is a fabless semiconductor company that develops embedded FPGA (eFPGA) IP, discrete FPGAs, FPGA SoCs, and FPGA chiplets, along with user tools, for critical infrastructure, aerospace, and defense applications. Its products target hardened, secure, and long-lifecycle systems operating in extreme environments.

1 investor

Ideas Lab is an applied research laboratory that develops quantum sensing technologies and prototypes, working to bring quantum science breakthroughs from academic research to commercial-ready products and new businesses in Canada.

1 investor

RaceRocks is a woman-led, Indigenous-owned company that modernizes training programs for the defence, aerospace, and marine sectors through immersive technologies including VR, AR, and simulation. The company develops 3D digital assets, interactive content, and curriculum solutions to improve workforce readiness and reduce training costs.

1 investor

Radius Aerospace is an aviation and aerospace manufacturing company with over 100 years of collective industry experience across its management team. The company operates multiple facilities and serves customers in the aerospace sector.

1 investor

Raphe develops unmanned aviation systems, designing and building its aircraft and related technology in-house through end-to-end research, development, and manufacturing. The company operates in the aerospace and defense industry.

1 investor

Raptor Dynamix develops integrated sensing and intelligence systems powered by AI for defense, intelligence, and critical infrastructure applications. The company delivers real-time autonomous solutions for space warfighting, multi-domain command and control, and time-critical operations in contested environments.

1 investor

Raptor Scientific designs test and measurement equipment and services for the aerospace, defense, space, and marine industries, including avionics test systems, air data calibrators, heat flux transducers, mass-properties measurement devices, and radar/RF/microwave test systems. It also provides related calibration, repair, engineering, system integration, and training services.

1 investor

Rarefied develops solar-powered propulsion systems that use sunlight for sustained flight in the upper atmosphere (30-100 km) without conventional fuel. Its aerospace platforms target applications including weather monitoring, disaster preparedness, space weather prediction, and telecommunications as alternatives to satellites and aircraft.

1 investor

RTX designs, builds, and supports aerospace systems and defense technologies for aviation and national defense customers. The company operates through three business units spanning commercial flight and military applications.

1 investor

Raytheon Australia provides defense capabilities and sustainment services supporting the Australian Defence Force, including work with the Royal Australian Navy on maritime readiness.

1 investor

ReOrbital develops satellite servicing and in-space manufacturing technologies for government and commercial space applications. The company specializes in orbital refueling, satellite repair, and debris removal services.

1 investor