Top 100 Space Tech Companies 2026

The most-funded private space companies — launch, satellites, in-space infrastructure, and earth observation — ranked by total capital raised.

As of September 2026, these 100 companies have raised $41.1B in combined funding.

Showing top 100 of 335 matching companies · Ranked by total funding raised · Data updated Sep 14, 2026

Methodology: 335 active companies matched this list's filters; the top 100 are ordered by disclosed total funding in USD. Every figure links to the company profile that cites its source. How this data is built.

1

SpaceX designs, builds and launches advanced, reusable rockets and spacecraft with the goal of ma...

Hawthorne, United States10001+Aerospace, Space Tech

Series G+·$8.7B·Jan 2025

2

Stoke Space develops Nova, a fully reusable rocket designed to provide affordable, responsive tra...

Seattle, United States51–200Space Tech, Industrials

Series E·$2.9B·Sep 2026

3

Sierra Space is a commercial space company focused on creating a more accessible space economy.

Louisville, United States1001–5000Space Tech, Defense Tech

Series C·$2.2B·Mar 2026

4

Hadrian builds AI-powered autonomous factories that manufacture precision components and complete...

Torrance, United States201–500Defense Tech, Manufacturing

Series D·$1.8B·Aug 2026

5

Relativity Space

Relativity Space designs and builds reusable rockets to make access to space more reliable and ro...

Los Angeles, United States501–10003D Printing, Aerospace

Series E·$1.3B·Jun 2021

6

Chinese commercial rocket company (Beijing) developing reusable launch vehicles.

Beijing, China201–500Space Tech

Series E·$1.3B·Aug 2026

7

ICEYE operates synthetic-aperture-radar satellites that provide near-real-time Earth observation ...

Espoo, Finland501–1000Defense Tech, Space Tech

Series F·$1.1B·Jun 2026

8

Space transportation company developing orbital transfer vehicles and last-mile delivery spacecra...

Redondo Beach, United States201–500Aerospace, Defense Tech

Series D·$1.0B·Jun 2026

9

Advanced satellites for high orbits.

San Francisco, United States201–500Space Tech, Industrials

Series E·$1.0B·May 2026

10

By leveraging breakthrough AI, Skydio creates the world's most intelligent flying machines for us...

San Mateo, United States501–1000Artificial Intelligence, Drones

Series F·$1.0B·Apr 2026

11

Satellite manufacturing company founded by former SpaceX engineers, developing high-power, mega-c...

Torrance, United States51–200Space Tech, Defense Tech

Series D·$944.5M·Jul 2026

12

Boom Supersonic

Boom Supersonic develops Overture, a sustainable supersonic airliner, and Symphony, its dedicated...

Centennial, United States201–500Aerospace, Industrials

Extension Round·$890.0M·Dec 2025

13

CesiumAstro designs and manufactures phased-array communications payloads, terminals, and satelli...

Austin, United States201–500Aerospace, Space Tech

Venture Round·$882.6M·Feb 2026

14

German aerospace company developing launch vehicles for transporting small and medium-sized satel...

Ottobrunn, Germany201–500Space Tech, Aerospace

Series D·$833.0M·Jun 2026

15

Develops and operates commercial human spaceflight services and a commercial space station, and b...

Houston, United States501–1000Hardware, Space Tech

Extension Round·$830.0M·Jun 2026

16

Flying car and eVTOL company

Guangzhou, China1001–5000Artificial Intelligence, Climate Tech

Extension Round·$750.0M·Jul 2025

17

Developer of low-cost hybrid rockets designed to launch small satellites into space. The company'...

Gold Coast, Australia51–200Aerospace, Defense Tech

Venture Round·$590.0M·Mar 2026

18

PLD Space develops reusable rockets through vertically integrated design, manufacturing, testing,...

Elche, Spain201–500Space Tech, Manufacturing

Extension Round·$557.5M·Sep 2026

19

Apex manufactures configurable satellite bus platforms at scale for commercial and government con...

Los Angeles, United States51–200Aerospace, Manufacturing

Series D·$535.0M·Sep 2025

20

Hermeus develops high-speed aircraft and propulsion systems for defense missions, using rapid ite...

Atlanta, United States201–500Aerospace, Defense Tech

Series C·$502.1M·Apr 2026

21

Designs, builds, and operates mission-optimized satellite constellations delivering Earth-observa...

Mountain View, United States51–200Data & Analytics, Hardware

Series C·$491.9M·Aug 2026

22

Starcloud builds scalable data center infrastructure in space, using solar energy and radiative c...

Redmond, United States1–10Cloud, Space Tech

Extension Round·$467.9M·Aug 2026

23

Loft integrates, launches, and operates spacecraft for governments, companies, and research insti...

San Francisco, United States51–200Aerospace, Space Tech

Series C·$463.9M·Jan 2025

24

Xona Space Systems

Xona Space Systems is developing Pulsar, a low-Earth orbit (LEO) satellite constellation providin...

Burlingame, United States51–200Aerospace, Defense Tech

Series C·$457.7M·Apr 2026

25

Cowboy Space builds solar-powered orbital data centers, combining rockets and satellites to deliv...

San Francisco, United States11–50Aerospace, Space Tech

Series B·$365.0M·May 2026

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