Space Tech Startups

Forerunner provides AI software for managing maintenance, repair, and overhaul operations in aviation.

1 investor

Forsway builds hybrid, multi-network connectivity technology that combines multi-orbit satellite, private and public 5G, mobile, and other land-based networks to maintain uninterrupted, secure IP/broadband communication. Its solutions target organizations needing resilient connectivity for critical infrastructure, public services, and civil defense.

1 investor

Fortastra builds low-cost, maneuverable spacecraft designed to defend infrastructure in orbit, combining commercial components with custom engineering. Its systems use open-architecture software to autonomously sense, maneuver, coordinate, and respond to orbital threats when human operators cannot stay in the loop.

1 investor

Frontier Space provides microgravity-based laboratory platforms for pharmaceutical and biotechnology research, offering shoebox-sized labs with sample wells, sensors, and fluidics for experiments such as protein crystallization, cell ageing, tumour modelling, and antibody production. It serves pharmaceutical and biotech researchers seeking to conduct experiments in space to improve drug development on Earth.

1 investor

Frontiers Engineering is a deeptech venture developing space exploration and climate technologies, including direct air capture and nuclear fission-based systems, with stated ambitions ranging from subsea exploration to Mars and exoplanet missions. It positions its work across earth science, energy, and off-world colonization.

1 investor

Gate manufactures high-thrust mobility systems for commercial aerospace applications, with in-house production and testing capabilities in Europe.

1 investor

General Astronautics develops robotic systems designed for research and manufacturing applications in microgravity environments.

1 investor

General Aviation builds remote air traffic control (ATC) towers for small airports in the National Airspace System that lack traditional control infrastructure. The product addresses safety and operational efficiency needs at airports unable to support the cost of conventional tower operations.

1 investor

Generation Space supports space technology entrepreneurs from inception to exit, providing capital, expertise, and access to global partners. It positions itself as a backer and support organization for the spacetech startup ecosystem.

1 investor

GeoOptics develops satellite-based Earth observation instruments and GNSS weather products that provide atmospheric, surface, and subsurface data for environmental monitoring and planning. The company serves researchers, planners, and organizations addressing climate and environmental challenges globally.

1 investor

Gilmour Space is an Australian space technology company building an integrated launch vehicle, satellite platform, and licensed spaceport to provide orbital access for commercial, government, and defence customers. It operates from a Gold Coast headquarters and its licensed Bowen Orbital Spaceport in North Queensland.

1 investor

Gimbal Space designs and supplies attitude determination and control system (ADCS) hardware for spacecraft, including reaction wheels, star trackers, and torque rods, as well as custom integrated ADCS systems. It serves satellite and space mission teams looking for reliable, lower-cost GNC components.

1 investor

GroundControl is a vertical SaaS platform for regulated manufacturers in aerospace, defense, automotive, and life sciences that automates quality workflows including inspections, compliance reporting, and data validation using AI and OCR to replace legacy systems and spreadsheets.

1 investor

GRVTY is a national security company delivering capabilities across cyber, space, and spectrum domains. It provides mission and technical expertise to support U.S. defense and deter threats.

1 investor

Guerin develops satellite sub-systems using advanced materials and manufacturing techniques, aiming to enable lower-cost launches of large and complex satellites. The company operates in the space technology sector and focuses on strengthening India's space capabilities.

1 investor

Helicon Industries manufactures advanced composite parts for unmanned systems.

1 investor

Helogen (Odyssey Spaceworks) develops fully automated, AI-driven factories in orbit to manufacture high-value biomaterials that cannot be produced under Earth's gravity, leveraging microgravity for greater purity and scale. It targets human and planetary health applications and works with government, institutional research, and orbital infrastructure partners.

1 investor

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1 investor

Hexcel produces carbon fiber, honeycomb, and other composite materials for the commercial aerospace, space, and defense industries, and also supplies composites technologies to industrial markets. It is a large supplier of aerospace carbon fiber and serves U.S. military programs.

1 investor

Hokkaido Spaceport (HOSPO) is a commercial spaceport in Taiki Town, Hokkaido, offering rocket launch sites, a runway, and aerospace testing facilities that support both vertical and horizontal launches. It serves private launch providers, satellite manufacturers, universities, and government agencies in Japan and abroad, including consulting on permits, supply procurement, and launch support.

1 investor

HyImpulse develops launcher and spacecraft technology, including a hybrid rocket propulsion system, for suborbital and orbital launch and in-space mobility services. The company aims to lower the cost and environmental impact of accessing Low-Earth-Orbit, with a focus on European space innovation.

1 investor

ST Engineering iDirect develops satellite communication technologies and connectivity solutions for defense, government, enterprise, and media customers. The company provides satellite connection platforms and services for global connectivity applications.

1 investor

Imagesat International (ISI) provides end-to-end space intelligence, combining Earth observation satellites, ground and space infrastructure, and AI-driven geospatial analytics. It serves government and defense customers with sovereign or as-a-service satellite imagery and its GEOIMPACT intelligence platform.

1 investor

iMetalX develops real-time perception and characterization software for space object tracking and orbital operations, serving U.S. national security missions. The company provides decision support, autonomous maneuver planning, and command-and-control systems for space domain awareness and space control operations.

1 investor