SPACE INDEX COMPANIES INSIGHTS SECTORS PRODUCTS NEWS BLOG ANSWERS RESEARCH ABOUT FOR COMPANIES BUILD / 2026.06.04
Antaris logo Antaris Provides a cloud-based software platform for satellite mission design, digital twin simulation, flight software, and constellation operations vs Axelspace Designs, manufactures, and operates microsatellite constellations for Earth observation and provides one-stop satellite mission services Axelspace logo
HEAD-TO-HEAD1 shared sector
Antaris Axelspace
Founded 2021 2008
Headquarters Los Altos, California Nihonbashi, Japan
Type private public
Status operating operating
Employees 21 160
Total funding $7.7M
Latest round Seed
Sectors Space Software & Mission Tools, Satellite Manufacturing Earth Observation & Remote Sensing, Geospatial Intelligence & Analytics, Satellite Manufacturing
Products listed 4 3
Federal contracts
Launches
Leaders listed Tom Barton, Karthik Govindhasamy, John Trionfo Yuya Nakamura, Daigo Orihara, Makiko Hamada
News mentions 0 26
SHARED SECTORS
FREQUENTLY ASKED

How do Antaris and Axelspace compare?

Both companies work in Satellite Manufacturing. Antaris was founded in 2021 and Axelspace in 2008.

Which is larger, Antaris or Axelspace?

Axelspace reports the larger workforce, with 160 employees versus 21.

Numbers refresh on every render against the live Space Index database. Federal contract data from USAspending.gov; launches from LaunchLibrary2.