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 Astranis Astranis logo
HEAD-TO-HEAD1 shared sector
Antaris Astranis
Founded 2021 2015
Headquarters Los Altos, California California
Type private private
Status operating operating
Employees 21 423
Total funding $7.7M $754M
Latest round Seed Series D
Sectors Space Software & Mission Tools, Satellite Manufacturing Satellite Communications, Navigation & Positioning, Satellite Manufacturing
Products listed 4 4
Federal contracts 1 ($7.5M)
Launches
Leaders listed Tom Barton, Karthik Govindhasamy, John Trionfo John Gedmark, Ryan McLinko, Mark Mesler
News mentions 0 12
SHARED SECTORS
FREQUENTLY ASKED

How do Antaris and Astranis compare?

Both companies work in Satellite Manufacturing. Antaris was founded in 2021 and Astranis in 2015.

Which is larger, Antaris or Astranis?

Astranis reports the larger workforce, with 423 employees versus 21.

Which has more US federal contracts, Antaris or Astranis?

Astranis has been awarded more, with $7.5M across 1 awards.

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