Space Tech Startups

Redwire develops aerospace infrastructure, autonomous systems, and multi-domain defense technologies for space and air operations. The company serves government and commercial customers requiring innovative space, air, and spectrum technology solutions.

2 investors

Reaction Dynamics develops the Aurora rocket using a patented hybrid rocket engine to provide dedicated, cost-effective launches for small-satellite operators into Low Earth Orbit. Based in Canada, it aims to establish sovereign Canadian launch capability, with suborbital and orbital launches planned for 2026 and 2028.

2 investors

Rebel Space Tech develops spectrum intelligence software that monitors, detects, and classifies RF interference and electronic warfare threats targeting satellite and teleport operators. The platform serves space operators, government/defense agencies, and research institutions operating in contested electromagnetic environments.

2 investors

Reflex Aerospace manufactures rapid-delivery, customizable satellite platforms for commercial and government missions, leveraging advanced manufacturing techniques to reduce development timelines. The company serves mission operators and payload integrators globally with ESPA-class, ITAR-free satellite solutions capable of supporting complex payloads.

2 investors

Remos provides adaptive modem software for satellite communications, supporting multiple NewSpace transceivers with features including Doppler compensation, antenna control, and pass scheduling. The software is deployable on-premises or in the cloud and compatible with various modulation standards and protocols.

2 investors

A space technology company developing advanced propulsion and space systems. The company is led by experienced aerospace and defense professionals and advised by former government officials and leading space researchers.

2 investors

Rocket Link Technologies is a Japanese aerospace company developing rocket technology and propulsion systems. The company is based at JAXA's Space Science Institute in Kanagawa Prefecture.

2 investors

RovrStack is developing an agentic operating system intended to power space-related operations. The company positions its product as an AI-driven platform for the space industry.

2 investors

SARsatX is an Earth observation and satellite manufacturer that designs and builds small satellites and delivers radar and optical satellite imagery to governments, organizations, and businesses. The company focuses on the Middle East and Africa region, providing high-resolution imagery and data-driven insights for defense, security, infrastructure, and environmental monitoring applications.

2 investors

Sceye develops high-altitude platform station (HAPS) aircraft designed for long-endurance flight in the stratosphere, providing direct-to-cellphone broadband connectivity as an alternative to ground infrastructure and earth observation for monitoring environmental and climate indicators. It serves telecommunications and earth-monitoring needs from the stratosphere.

2 investors

Scout.vc presents a team page featuring Tim Kopra, a former NASA astronaut and executive with leadership roles across space and technology companies. The page content focuses on an individual's biography rather than describing a company's products or services.

2 investors

Seagate Space provides orbital launch services from mobile offshore maritime platforms, offering an alternative to land-based launch ranges. It serves the aerospace, defense, and space launch industry with patent-pending offshore platform designs aimed at increasing launch cadence and reducing weather and community-related constraints.

2 investors

Seraphim is a specialist investor in space technology companies, operating across the full funding lifecycle from early-stage through IPO. The firm backs SpaceTech founders developing technologies for global security, infrastructure resilience, and sustainability challenges.

2 investors

Skydweller Aero develops and manufactures very large solar-powered, autonomous aircraft designed for perpetual uncrewed flight carrying heavy payloads, with applications including ISR and maritime patrol. The aerospace company serves defense and long-endurance surveillance markets and is headquartered in Oklahoma City with R&D facilities in Spain and Mississippi.

2 investors

Skykraft provides air traffic management services delivered via satellite, including voice and data communications, surveillance, and positioning services for aviation over remote and oceanic regions.

2 investors

SkyServe provides edge computing and AI model management software for satellite operators to deploy AI-powered earth observation applications on satellites. The platform reduces latency, downlink costs, and data processing demands for geospatial analytics providers and government organizations.

2 investors

Solafune is a company applying geospatial technology to address social, environmental, and industrial problems. It operates as a global team focused on satellite/geospatial data analysis.

2 investors

SOURCE develops space-grade solar panels and arrays for spacecraft applications including earth observation, space-object observation, positioning, and exploration missions. The company offers standardized photovoltaic modules and deployable array systems with short lead times and no minimum order requirements.

2 investors

Space Copy develops additive manufacturing and printing systems designed for extreme environments, including remote terrestrial construction and off-world applications. The company serves defense, space, mining, and disaster response sectors with solutions for on-site fabrication of infrastructure and tooling.

2 investors

A satellite data analysis company that develops systems and provides services for processing satellite imagery to support marine, industrial, urban, and agricultural applications. The company specializes in synthetic aperture radar (SAR) technology and object/change detection from space-based data.

2 investors

Space Tango develops automated platforms for research and manufacturing in microgravity environments, operating facilities on the International Space Station and other off-Earth locations from low Earth orbit to lunar missions. The company enables space-based tissue engineering, materials creation, and health research aimed at accelerating therapies and strengthening supply chains.

2 investors

SpaceFund is an early-stage venture capital fund investing in space-industry startups, focusing on space transportation, critical components, supply chains, and commercial space infrastructure while avoiding traditional aerospace. It also produces ongoing research on the space startup ecosystem covering market size, financing, and exits.

2 investors

SpaceRake develops small form factor laser (optical) communication technology for connecting satellites, drones, and similar platforms. The company applies expertise in laser communications, complex systems-of-systems, and artificial intelligence.

2 investors

Spiral Blue builds LiDAR Earth observation satellites to provide high-resolution data for national security, disaster response, climate mitigation, and insurance applications. The company develops the Space Edge Computer, a spacecraft payload, with multiple units already operational in orbit.

2 investors