Avionics & Components companies in United States

American spacecraft propulsion manufacturer — builds Hall effect, electrospray, RF ion and green monopropellant thrusters, incl. for NASA Gateway's PPE.

Develops software-defined phased array communications payloads for space and airborne platforms — builds multi-beam active phased array systems for defense, commercial and civil…

American electric propulsion maker — designs and produces Halo Hall-effect thruster modules for small satellites, including DARPA Blackjack spacecraft.

American space electronics maker (formerly CAES Space Systems) — produces radiation-hardened microelectronics, power and RF components for spacecraft.

Builds AI-powered autonomous factories producing precision components for rockets, satellites, jets and drones — the Opus software platform enables Factories-as-a-Service for ae…

American space avionics company — builds radiation-tolerant flight computers, crypto units, radios and data recorders for defence and commercial satellites.

Provides satellite connectivity solutions for mobile-on-the-move platforms — develops flat-panel electronically steerable antenna systems for vehicles, maritime vessels and avia…

Sixth-largest US defense contractor — provides space payloads, sensors, satellite intelligence, electronic warfare and communication systems for national security and commercial…

American engineering company in Ann Arbor — builds optical sensing and lidar systems, including end-to-end systems that have been deployed in space.

American motion-control manufacturer — its Space and Defense group builds spacecraft propulsion, avionics, buses and launch vehicle actuation systems.

American small-satellite supplier — makes components, satellite kits and services, having supported over 100 small satellites in orbit.

Global aerospace, defence and space technology company delivering advanced systems and solutions.

American engineering company — develops life support and thermal control systems for crewed spacecraft, space stations and other extreme environments.

American small satellite supplier — makes the CubeSat Kit, structures, solar arrays, flight computers and complete 1U to 12U satellite buses.

Global aerospace and defense conglomerate — provides space-based sensors, missile defense systems, satellite intelligence and propulsion via Collins Aerospace, Pratt & Whitney a…

Develops hypergolic in-space propulsion systems for small satellites, lunar landers and orbital transfer vehicles — provides flight-proven, non-toxic storable propellant thruste…

American space hardware startup spun out of CU Boulder — develops modular smart electrical power systems for spacecraft.

American composites company — develops Light Wing retractable solar arrays and Space Armor debris-shielding tiles for satellites.

Full life-cycle in-space mobility provider — develops green chemical, electric and hybrid propulsion systems for CubeSats through ESPA-class spacecraft in LEO, GEO and beyond.

American in-space manufacturing startup — develops the Modular Space Foundry for metal processing in orbit and power processing units for satellites.

Develops low-cost, high-performance propulsion systems for lunar landers, orbital transfer vehicles and deep space missions — produces monopropellant and bipropellant thrusters …

Manufactures advanced composite structures and components for space launch vehicles and satellites — produces rocket nosecones, fairings, structural assemblies and thermal prote…

American space solar company spun out of Sandia — produces DragonScales flexible silicon solar modules for satellite constellations.

Develops radio frequency (RF) plasma electric propulsion systems for small satellites — the Maxwell thruster provides scalable, propellant-free in-space propulsion for LEO const…

American propulsion startup spun out of Plasma Processes — builds green-propellant (ASCENT) thrusters and propulsion systems for small satellites.

American space domain awareness company — builds onboard optical sensors and autonomy software for in-orbit inspection and tracking of space objects.

American optical communications company — builds laser communication terminals for satellites, including SDA constellation spacecraft; acquired by IonQ in 2025.

American space solar startup — manufactures ultrathin, radiation-tolerant self-healing silicon solar cells and modules for satellites in Tempe, Arizona.

Develops space-based nuclear power systems using radioisotope thermoelectric generators (RTGs) from nuclear waste — provides persistent power for satellites, lunar bases and dee…

American non-profit engineering laboratory — develops guidance, navigation and control systems and avionics for NASA, lunar landers and national security space.

US non-profit applied R&D organisation — its space science and engineering divisions lead NASA missions and build spacecraft instruments.

Utah State University-owned University Affiliated Research Center — builds small satellites, space sensors and payloads for US defence and NASA missions.