Top Medium-Sat Companies

Technology 5

A curated ranking of 5 companies in the space economy that work with Medium-Sat. Listings are ordered by featured tier, then disclosed employee headcount, then name. Last reviewed: 2026.

See also: all Medium-Sat companies

TOP SECTORS

Satellite Manufacturing 5 Satellite Components & Subsystems 3 Earth Observation & Remote Sensing 2 Space Defense Systems 1 Ground Segment & Networks 1

HEADQUARTERS

United States 3 China 1 Germany 1

RANKED LIST · 5 COMPANIES

1

OHB SE

OPERATING

DEU EST. 1981 $OHB

Develops and manufactures satellite systems for navigation, Earth observation, telecommunications, and reconnaissance, and produces aerospace structures and launcher components

Earth Observation & Remote SensingSatellite ManufacturingSatellite Components & Subsystems
Bremen, Germany

EXPLORE
2

Rocket Lab USA

OPERATING

USA EST. 2006 $RKLB

No description available.

Launch ServicesSatellite ManufacturingSatellite Components & Subsystems
Long Beach, California

EXPLORE
3

GalaxySpace

OPERATING

CHN EST. 2018

Designs, manufactures, and operates LEO broadband communication and remote sensing satellites for constellation deployment and satellite internet services

Satellite CommunicationsEarth Observation & Remote SensingSatellite Manufacturing
China

EXPLORE
4

York Space Systems

OPERATING

USA EST. 2014 $YSS

Designs, mass-manufactures, and operates standardized spacecraft platforms and end-to-end mission solutions for national security and commercial constellation customers

Satellite ManufacturingGround Segment & NetworksSpace Defense Systems
Greenwood Village, Colorado

EXPLORE
5

Apex

OPERATING

USA EST. 2022

Designs and mass-manufactures standardized satellite bus platforms for commercial and government constellation deployments across LEO, MEO, and GEO orbits

Satellite ManufacturingSatellite Components & Subsystems
Los Angeles, California

EXPLORE

FREQUENTLY ASKED

What companies are on the Top Medium-Sat Companies list?

The Top Medium-Sat Companies list ranks 5 space companies tagged with Medium-Sat, prioritized by featured tier and headcount.

Which sectors do these companies operate in?

Companies on this list operate primarily in Satellite Manufacturing (5), Satellite Components & Subsystems (3), and Earth Observation & Remote Sensing (2).

Where are these companies headquartered?

Most companies on this list are headquartered in United States (3), China (1), and Germany (1).

How is this list curated?

Companies appear on Space Index when our editors identify them as actively doing business in the space economy. Lists are ordered by featured tier, then by disclosed headcount, then alphabetically.