Space Tech Startups
856 companies tagged Space Tech, with their investors and founders.
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.
3 investors
Infinite Composites designs, manufactures and analyzes composite pressure vessels for aerospace, aviation, defense, bulk gas transport and vehicular transportation applications. The products enable efficient storage and transport of pressurized liquids and gases while maximizing payload capacity and minimizing transportation costs.
3 investors
Instinct Space develops lunar lander and orbital transfer vehicles to deliver cargo to the Moon, enabling rideshare-style launches from any orbit and landing payloads on the lunar surface.
3 investors
Leaf Space operates a ground station network providing Ground Segment-as-a-Service infrastructure for satellite operators, enabling flexible access to satellite communications without owning ground infrastructure. The company serves commercial constellations, institutional missions, and defense programs globally through 40+ ground stations.
3 investors
Magnestar develops spectrum-management technology for the satellite industry.
3 investors
Miratlas builds Sky Monitor instruments and provides data for the collection, processing, and forecasting of optical atmospheric data, measuring atmospheric turbulence for space and astronomical organizations such as ESA, NASA, DLR, ONERA, and CNES. The company serves customers in the atmospheric measurement and photonics field across locations worldwide.
3 investors
Mutable Tactics builds "Mastermind," an AI-in-a-box central subsystem that coordinates diverse, low-cost third-party robotic platforms into a unified squad by centralizing sensing, reasoning, and compute. It targets defense and battlefield applications, enabling collaborative robotics to operate in contested, communications-denied environments.
3 investors
NextNav builds positioning, navigation, and timing (PNT) services using spectrum as a complement and backup to GPS, addressing vulnerabilities in indoor, urban, and critical infrastructure environments. The company proposes terrestrial 3D PNT services and mobile broadband in the Lower 900 MHz band to improve national security and enable commercial opportunities.
3 investors
Orbital builds commercial AI compute infrastructure in Low Earth Orbit, deploying satellite-hosted GPU payloads with high-bandwidth ground links for AI inference. The company positions space-based data centers as a way to bypass terrestrial power grid constraints.
3 investors
Orbital Paradigm operates a logistics platform that connects shippers, carriers, and stakeholders to streamline global freight operations with real-time tracking and process automation. The platform serves businesses of all sizes seeking to simplify international shipping and logistics management.
3 investors
Peregrine Space develops radiation-tolerant hardware and technologies for commercial satellite and space data applications, serving the emerging commercial space industry.
3 investors
Possible Ventures is a venture capital firm that invests in mission-driven teams building companies with frontier technology. Its portfolio spans areas such as biotech, materials, fusion energy, and space exploration.
3 investors
Pulse develops a laser-based system to deliver remote, on-demand power to satellites in low Earth orbit, addressing rising power demand from growing satellite deployments. Its product Boost transmits kilowatt-scale power over distances up to 1000km to satellite receivers.
3 investors
Quantum Qool develops patented ultrafast laser surface structuring technology that enhances material thermal properties for aerospace, defense, and power electronics applications. The company manufactures the Q2 Laser Station, an ultrashort pulse laser system that increases surface emissivity and heat dissipation capabilities in metals and ceramics by up to 10 times for thermal radiators, leading edges, nose cones, and electronic enclosures.
3 investors
Ramon.Space builds space-grade computing infrastructure, including digital payloads, data center infrastructure, space storage, and edge computing systems. Its technology targets computing, communications, and chip-level needs for space applications.
3 investors
Raven Space Systems develops Microwave Assisted Deposition (MAD) 3D printing technology to manufacture aerospace-grade thermoset and ceramic composite structures, thermal protection, and related parts. Its automated process targets aerospace and defense applications such as hypersonics, propulsion systems, reentry vehicles, satellites, aircraft, and missiles.
3 investors
Redwire is an integrated aerospace and defense company building space infrastructure, autonomous aircraft, and multi-domain operations technology using digital engineering and AI automation. It serves government and defense customers such as NASA, DARPA, the U.S. Space Force, and the U.S. Army, delivering solar arrays, spacecraft platforms, navigation systems, optical imaging, and space-based R&D and manufacturing.
3 investors
Rendezvous Robotics develops self-assembling structures, including its TESSERAE technology, for building large structures and orbiting platforms in space. The company focuses on space-based infrastructure intended to enable scientific and medical research in zero gravity.
3 investors
Rhea develops SPARROW, an autonomous navigation system for air, land, and sea vehicles that operates independently of GPS in denied environments using computational algorithms and optical sensors. The system provides position, navigation, and timing for military and mission-critical applications in GPS-denied or contested battlespaces.
3 investors
Safran is an aerospace and defense manufacturer supplying aircraft equipment such as landing gear, nacelles, wiring, avionics and navigation systems, along with aircraft interiors, engines for airplanes and helicopters, defense systems, and space technologies. It serves airframers, commercial and military aviation, armed forces, and space missions.
3 investors
SpaceRyde builds a space cargo transportation system that uses a stratospheric balloon to launch a reusable, multi-functional rocket, aiming to reduce emissions from reaching orbit. After an initial mission the vehicle stays in orbit as part of a rocket network for tasks such as refuelling, deep space missions, and space junk removal.
3 investors
SpeQtral develops quantum key distribution technology for secure communications, offering both satellite-based and fiber-optic terrestrial solutions to protect critical infrastructure against quantum computing threats. The company serves telecommunications providers, governments, healthcare, and financial institutions seeking quantum-safe networks.
3 investors
Talyn develops unmanned, battery-electric cargo aircraft that take off and land without runways using a two-vehicle system for regional cargo transport. The company is building aircraft capable of carrying 1000-lb payloads over 300 miles at 200+ mph.
3 investors
The Compression Company builds custom AI compression algorithms tuned to a client's specific data and hardware, offering lossless, near-lossless, and mixed compression that outperforms standard codecs like JPEG 2000 and CCSDS-122. It targets satellite and edge-deployment use cases, enabling constellations to downlink more imagery via a software upload without launching new hardware.
3 investors















