Space Tech Startups

DcubedD builds space technology products. The About page emphasizes the company's culture of ambitious thinking and rapid iteration but provides little concrete detail about specific products or customers.

2 investors

Direct Kinetics (DKS) develops radioisotopic batteries based on beta-emitting isotope power sources, designed to provide continuous power for decades in an ultra-light form factor. The batteries target applications such as CubeSats, IoT sensors for asset tracking, and communications systems across land, sea, and space environments.

2 investors

DISC Alloys develops metal manufacturing and materials technology aimed at aerospace, defense, and high-performance industrial applications. The company applies materials science and advanced manufacturing methods to produce components for these sectors.

2 investors

Equatorial Space develops modular, low-cost space launch vehicles powered by proprietary hybrid rocket engine technology using HTP and HRF-1 propellant. The company offers VOLANS for orbital payload delivery (up to 750 kg) and DORADO for suborbital launches, both designed to be explosives-free with reduced environmental impact.

2 investors

The European Space Agency (ESA) is Europe's intergovernmental organization for space, carrying out missions and research across space science, technology, and applications. It supports the competitiveness of the European space industry through procurement, commercial opportunities, and collaboration with its Member States.

2 investors

EtherealX (referred to as "The Guild") is developing Razor Crest Mk 1, a fully reusable medium-lift orbital launch vehicle designed to lower launch costs and support multi-customer, multi-payload missions with up to 16 orbit insertions per flight. The company operates what it describes as India's largest privately-owned rocket testing facility.

2 investors

Exobiosphere is building a standardized space-based high-throughput testing platform that lets pharma and biotech partners run automated experiments in orbit, using microgravity combined with lab automation and bioinformatics to create more physiologically relevant 3D biology models. The company aims to accelerate drug discovery and make space a routine part of the biomedical R&D pipeline.

2 investors

Exosonic develops supersonic unmanned aircraft for military adversary training, with plans to advance the technology toward crewed supersonic passenger aircraft. The company is building a subscale test vehicle to validate autonomous flight and human-unmanned aircraft coordination.

2 investors

2 investors

FibrX provides 24/7 non-invasive structural health and corrosion monitoring for critical infrastructure using fiber optics, AI, and cloud computing. The platform serves energy, defense, space, and other sectors that require real-time monitoring and predictive analytics to prevent failure.

2 investors

Fleet Space is a space technology company that operates satellite systems and an in-house geoscience team to support mineral exploration on Earth, with ambitions extending to the Moon and Mars. It applies geophysics and geology expertise to exploration challenges for the resources sector.

2 investors

Fleetcraft provides AI-powered software that automates administrative and documentation work for aircraft maintenance and repair organizations. The platform helps technicians, planners, and maintenance teams capture maintenance data faster, generate quotes from RFQs, and troubleshoot problems by referencing historical repairs and parts data.

2 investors

Atlas is a B2B private aviation booking platform that connects travel platforms, brokers, concierge services, and corporate travel teams to vetted FAA Part 135 operators, offering live aircraft availability, firm all-in pricing, and end-to-end trip management via its platform or API. Its operator network spans dozens of countries across North America, Europe, Latin America, the Middle East, Africa, Asia, and Australia, with deepest availability in the US and Europe.

2 investors

FOSSA builds satellite-based IoT connectivity, including satellite infrastructure, ground stations, and IoT devices, for remote asset monitoring. It serves sectors such as energy and utilities, infrastructure and construction, logistics, oil and gas, agriculture, and defence.

2 investors

Gravitilab is a space technology company staffed by engineers with expertise in avionics, propulsion, launch safety, payload mechanics, testing and related disciplines, offering technology-focused services in the space sector. Its work spans commercial operations, regulatory and licensing activities.

2 investors

HEICO Corporation is a technology-driven aerospace, defense, industrial and electronics company operating two segments: a Flight Support Group supplying aftermarket aircraft parts and FAA DER repair/overhaul solutions to airlines, OEMs and the U.S. military, and an Electronic Technologies Group designing and manufacturing electro-optical and electronic products for aerospace, defense, space, medical and electronics markets. It is publicly traded (NYSE: HEI, HEI.A).

2 investors

Helogen builds fully automated, AI-driven factories in orbit that produce high-value biomaterials impossible to manufacture on Earth by leveraging the microgravity environment. The company targets pharmaceutical, biotech, and health-focused industries, enabling superior product purity and carbon-positive manufacturing at unprecedented scale.

2 investors

HEMAV's LAYERS platform combines satellite imagery, weather data, and agronomic modeling to deliver weekly parcel-level crop yield and quality forecasts, paired with a dedicated agronomist. It serves agricultural operations, cooperatives, and financial institutions for crops like sugarcane, corn, soy, wheat, and cotton across LATAM, Europe, and North America.

2 investors

ICEYE operates a constellation of SAR (synthetic aperture radar) satellites to provide near real-time Earth monitoring, including observed flood extents, disaster impact data, and ISR capabilities. It serves defense and intelligence agencies, governments, insurers, and organizations managing natural catastrophe response and critical infrastructure.

2 investors

IENAI develops end-to-end propulsion and mobility systems for small satellites, providing in-orbit maneuvering products for spacecraft operators. It targets the small satellite segment of the space industry.

2 investors

In Orbit develops orbital warehousing and advanced transportation systems for cargo management and distribution. The company provides responsive and efficient cargo delivery solutions using space-based infrastructure.

2 investors

InspeCity develops in-orbit satellite servicing technology, including green propulsion systems, high-DOF robotics, and rendezvous/proximity operations and docking (RPOD) capabilities to extend satellite life and reduce space debris. Based in Mumbai, it serves satellite operators managing communication, navigation, and Earth-observation infrastructure.

2 investors

ION-X develops ionic liquid electrospray thrusters, a plug-and-play propulsion system for small satellites and constellations in Low Earth Orbit, based on patented nanoscience technology from CNRS. The systems provide adjustable thrust and fuel efficiency using non-toxic, non-pressurized propellant for maneuvers such as orbit injection, station keeping, and end-of-life management.

2 investors

Join Capital is an early-stage venture capital firm that invests in deep tech companies across defense, space, quantum and advanced computing, AI and cybersecurity, advanced materials, manufacturing, and autonomous systems and robotics, with a stated focus on Europe.

2 investors