Ranked by newest founded · 25 of 40 on the roster
Apex Space mass-manufactures productized, configurable satellite buses for commercial and defense customers, enabling rapid on-orbit deployment.
K2 Space builds 'Mega Class' high-power satellite buses that offer far more onboard power and payload volume than conventional platforms.
True Anomaly builds autonomous Jackal pursuit spacecraft for orbital inspection and rendezvous, paired with its Mosaic mission-software platform for space domain awareness.
Gravitics builds large space-station modules, including its StarMax platform offering up to 400 cubic meters of habitable volume.
In-space transportation company building orbital transfer vehicles that ferry payloads to their final orbits after launch.
End-to-end space-systems company that designs, builds, and operates mission-optimized Earth-observation satellite constellations.
Sierra Space builds the Dream Chaser reusable spaceplane and LIFE inflatable space habitats for cargo, crew, and commercial stations.
Turion Space builds Droid spacecraft for on-orbit imaging and inspection, delivering commercial non-Earth imaging and space domain awareness to U.S. and allied operators.
Vast builds commercial space stations, including Haven-1 and a Haven-2 bid to succeed the International Space Station.
Colorado company building very-low-Earth-orbit satellites that capture 10-centimeter visible and thermal imagery, now offered as a VLEO platform for other operators.
Hadrian builds highly automated, software-driven factories for precision aerospace and defense components, a picks-and-shovels supplier to the space supply chain.
A lunar resources company developing machinery to harvest helium-3 from Moon regolith and sell it back on Earth for quantum computing and other uses.
Redwire is a publicly traded space-infrastructure company supplying solar arrays, in-space manufacturing, and—after acquiring Edge Autonomy—defense drones.
Varda Space manufactures pharmaceuticals in orbit and returns them to Earth aboard its own reentry capsules.
Builds autonomous spaceflight-safety software that warns satellite operators of collision risk and helps them coordinate and execute avoidance maneuvers.
Pixxel builds a constellation of high-resolution hyperspectral Earth-imaging satellites for agriculture, mining, energy, and climate monitoring.
Starfish Space builds Otter satellite-servicing vehicles that autonomously dock with and maneuver client satellites for life-extension, relocation, and disposal.
Stoke Space is developing Nova, a fully and rapidly reusable medium-lift rocket with a novel reusable second stage.
Voyager Technologies is a publicly traded space and defense company developing the Starlab commercial space station with Airbus.
Building the Pulsar low-Earth-orbit precision-navigation constellation as a more accurate, secure GPS alternative.
Building a space-based cellular broadband network that connects directly to standard, unmodified smartphones.
Firefly Aerospace builds the Alpha small-to-medium launch vehicle, the Blue Ghost lunar lander, and is co-developing a medium launch vehicle.
Loft Orbital provides space infrastructure as a service, flying customer payloads on shared standardized satellite buses without customers building their own spacecraft.
Operates a satellite-to-standard-phone messaging constellation marketed as a "cell tower in space."
Slingshot Aerospace provides space domain awareness software and a global optical sensor network, fusing satellite-tracking data into a real-time picture of the orbital environment.
