SpaceLocker

SpaceLocker is a French space technology company developing hosted payload solutions that allow organizations to operate equipment in orbit without building or managing an entire satellite. Its approach integrates customer payloads onto shared satellites, orbital transfer vehicles, satellite constellations, and other space platforms. The company provides payload accommodation, spacecraft integration, and mission operations services for commercial and scientific applications. SpaceLocker’s technology supports orbital experiments, space-based sensors, technology demonstrations, and research missions by connecting payload developers with existing spacecraft infrastructure and launch opportunities.

Xplore

Xplore is a space technology company developing satellite-based Earth observation, orbital computing, and spacecraft operations software. Its low Earth orbit satellite architecture incorporates hyperspectral imaging and other remote sensing instruments to collect data about the Earth’s surface and environment. The company also provides onboard computing capabilities that allow customers to process data and run algorithms in orbit. Its Major Tom software platform supports satellite tracking, mission scheduling, spacecraft commanding, telemetry monitoring, and constellation operations. Xplore serves organizations requiring remote sensing data, space-based computing, and satellite mission management.

HawkEye 360

HawkEye 360 is a space technology company operating a constellation of satellites that detect, characterize, and geolocate radio-frequency (RF) emissions from Earth. Its satellites fly in coordinated clusters to collect signal data across maritime and terrestrial environments. The company’s RFGeo and Mission Space technologies combine satellite-derived signals intelligence with geospatial analytics to identify signal activity, locate transmitters, and monitor changes across regions. HawkEye 360 provides space-based intelligence for defense, national security, maritime domain awareness, border monitoring, and spectrum analysis.

Xona Space Systems

Xona is a satellite navigation technology company developing a low Earth orbit constellation for high-precision positioning, navigation, and timing (PNT) services. Its Pulsar system uses purpose-built navigation satellites to transmit stronger, authenticated signals designed to complement existing global navigation satellite systems. The technology targets centimeter-level positioning accuracy, improved resistance to signal interference, and precise timing synchronization. Xona’s satellite infrastructure supports autonomous vehicles, robotics, agriculture, aviation, telecommunications, maritime navigation, and defense applications that require reliable positioning in challenging environments.

Space Inventor

Space Inventor is a satellite manufacturing and systems integration company that develops modular spacecraft platforms, CubeSats, and satellite subsystems for commercial, scientific, and government missions. Its technology combines standardized spacecraft components with configurable satellite architectures designed for different payloads and orbital requirements. The company manufactures satellite platforms, onboard computers, communication systems, power management hardware, and guidance and navigation components. Its BIG CAT satellite family and CubeSat platforms support Earth observation, telecommunications, defense applications, and in-orbit technology demonstrations.

Millennium Space Systems

Millennium Space Systems is a satellite manufacturing company that develops small spacecraft and constellation systems for national security and government space missions. Its satellite platforms support missile warning and defense, intelligence gathering, surveillance, reconnaissance, and space-based communications. The company designs and integrates spacecraft with onboard processing, maneuverability, and autonomous operational capabilities. Its systems are developed for missions across low Earth orbit, medium Earth orbit, and geostationary orbit, supporting distributed satellite architectures and defense-related space infrastructure.

Open Cosmos

Open Cosmos is a space technology company developing satellite systems, shared orbital infrastructure, and Earth observation data services for commercial and government organizations. The company provides end-to-end satellite mission capabilities covering spacecraft design, manufacturing, launch coordination, and orbital operations. Its OpenConstellation initiative enables organizations to share satellite infrastructure and access Earth observation imagery, while the DataCosmos platform provides satellite data and analytics. Open Cosmos also develops dedicated satellite missions and connectivity solutions supporting environmental monitoring, telecommunications, and secure communications.

Planet

Planet Labs is a space technology company operating Earth observation satellite constellations and providing geospatial imagery and analytics for commercial and government organizations. Its PlanetScope constellation captures daily imagery of Earth’s landmass, while SkySat and Pelican satellites support higher-resolution monitoring and targeted observations. The company’s satellite data products enable organizations to track changes in agriculture, forests, infrastructure, and other geographic areas over time. Planet Labs combines frequent satellite imaging with historical datasets and geospatial analysis tools to support environmental monitoring, resource management, and intelligence applications.

Basalt Tech

Basalt is a space technology company developing software-defined spacecraft and satellite constellation solutions for commercial and government organizations. Its approach combines spacecraft engineering with software-driven satellite capabilities, supporting the development and operation of orbital infrastructure. The company provides tailored satellite solutions designed around specific mission requirements, including applications for private enterprise and national security. Basalt’s work focuses on making satellite systems more adaptable to changing operational needs while supporting the deployment of dedicated space-based capabilities.

Phantom Space

Phantom Space is an aerospace company developing small satellite launch vehicles, modular spacecraft, and orbital computing infrastructure. Its Daytona rocket family is designed for dedicated satellite launches, with Daytona II and Daytona III configurations using liquid oxygen and kerosene propulsion systems. The company is also developing the Laguna reusable launch vehicle for larger payloads and satellite constellation deployment. Beyond rockets, Phantom Space offers satellite manufacturing and is developing Phantom Cloud, a proposed orbital computing infrastructure platform. Its systems are intended to support satellite deployment, spacecraft operations, and space-based data processing.