All Rankings

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.

Known total funding for 100 of 100 ranked companies: $42.3B.

Showing top 100 matching companies · Ranked by total funding raised

Use company data through the API.
Example request
curl "https://indexed.vc/api/v1/companies?industries=Space+Tech&operatingStatus=active&sort=total_funding_raised&order=desc&limit=100" -H "X-API-Key: YOUR_API_KEY"

The API industry filter also matches related labels: Space, Aerospace.

The API has no company type filter, so public companies can appear; this list counts private companies only.

The API cannot leave out companies whose latest round is a grant; this list does.

Data from Indexed.vcUpdated

Methodology: up to 100 active companies matching this list's filters are ordered by disclosed total funding in USD. Companies whose latest round is one of: Grant are excluded. Totals include recorded grants and other qualifying funding, not just equity. Open a company profile for its funding summary and available detail. How this data is built.

1
SpaceX

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

Hawthorne, United States10001+Aerospace, Space Tech
Series G+Total funding$8.7BJan 2025
2
Stoke Space

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

Seattle, United States51–200Space Tech, Industrials
Series ETotal funding$2.4BSep 2026
3
Sierra Space

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

Louisville, United States1001–5000Space Tech, Defense Tech
Series CTotal funding$2.2BMar 2026
4
Hadrian

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

Torrance, United States201–500Defense Tech, Manufacturing
Series DTotal funding$1.8BAug 2026
5
Impulse Space

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

Redondo Beach, United States201–500Aerospace, Defense Tech
Extension RoundTotal funding$1.3BSep 2026
6
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 ETotal funding$1.3BJun 2021
7
i-Space

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

Beijing, China201–500Space Tech
Series ETotal funding$1.3BAug 2026
8
ICEYE

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

Espoo, Finland501–1000Defense Tech, Space Tech
Series FTotal funding$1.1BJun 2026
9
Astranis

Advanced satellites for high orbits.

San Francisco, United States201–500Space Tech, Industrials
Series ETotal funding$1.0BMay 2026
10
Skydio

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

San Mateo, United States501–1000Artificial Intelligence, Drones
Series FTotal funding$1.0BApr 2026
11
Aridge

Flying car and low-altitude mobility company, subsidiary of Xpeng Motors

Dongguan, China201–500Aerospace, Electric Vehicles
Venture RoundTotal funding$950.0MMar 2026
12
K2 Space

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

Torrance, United States51–200Space Tech, Defense Tech
Series DTotal funding$944.5MJul 2026
13
Boom Supersonic

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

Centennial, United States201–500Aerospace, Industrials
Extension RoundTotal funding$890.0MDec 2025
14
CesiumAstro

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

Austin, United States201–500Aerospace, Space Tech
Venture RoundTotal funding$882.6MFeb 2026
15
Isar Aerospace

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

Ottobrunn, Germany201–500Space Tech, Aerospace
Series DTotal funding$833.0MJun 2026
16
Axiom Space

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

Houston, United States501–1000Hardware, Space Tech
Extension RoundTotal funding$830.0MJun 2026
17
Antares Industries

Antares Nuclear builds factory-produced fission microreactors that supply 100kWe to 1MWe of strat...

Los Angeles, United States51–200Defense Tech, Energy
Series CTotal funding$675.0MJul 2026
18
Varda

In-space pharmaceutical manufacturing company that designs, builds, and flies spacecraft to proce...

El Segundo, United States51–200Biotech, Manufacturing
Series DTotal funding$610.3MSep 2026
19
Gilmour Space

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

Gold Coast, Australia51–200Aerospace, Defense Tech
Venture RoundTotal funding$590.0MMar 2026
20
PLD Space

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

Elche, Spain201–500Space Tech, Manufacturing
Extension RoundTotal funding$557.5MSep 2026
21
Apex Space

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

Los Angeles, United States51–200Aerospace, Manufacturing
Series DTotal funding$535.0MSep 2025
22
Hermeus

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

Atlanta, United States201–500Aerospace, Defense Tech
Series CTotal funding$502.1MApr 2026
23
Muon Space

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

Mountain View, United States51–200Data & Analytics, Hardware
Series CTotal funding$491.9MAug 2026
24
Starcloud

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

Redmond, United States1–10Cloud, Space Tech
Extension RoundTotal funding$477.9MAug 2026
25
Loft Orbital

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

San Francisco, United States51–200Aerospace, Space Tech
Series CTotal funding$463.9MJan 2025