SPACE INDEX COMPANIES INSIGHTS SECTORS PRODUCTS NEWS BLOG ANSWERS RESEARCH ABOUT FOR COMPANIES BUILD / 2026.06.03
Antaris logo Antaris Provides a cloud-based software platform for satellite mission design, digital twin simulation, flight software, and constellation operations vs Gilmour Space Technologies Develops hybrid-propellant launch vehicles, a modular satellite bus, and operates Australia's first licensed orbital spaceport. Gilmour Space Technologies logo
HEAD-TO-HEAD1 shared sector
Antaris Gilmour Space Technologies
Founded 2021 2015
Headquarters Los Altos, California, USA Gold Coast, QLD, Australia
Type private private
Status operating operating
Employees 21 176
Total funding $7.7M A$217M
Latest round Seed Series E
Sectors Space Software & Mission Tools, Satellite Manufacturing Launch Services, Satellite Manufacturing, Spaceports & Range Services
Products listed 4 4
Federal contracts
Launches 2 (0%)
Leaders listed Tom Barton, Karthik Govindhasamy, John Trionfo Adam Gilmour, James Gilmour, Ashley Hasforth
News mentions 0 0
SHARED SECTORS
FREQUENTLY ASKED

How do Antaris and Gilmour Space Technologies compare?

Both companies work in Satellite Manufacturing. Antaris was founded in 2021 and Gilmour Space Technologies in 2015.

Which is larger, Antaris or Gilmour Space Technologies?

Gilmour Space Technologies reports the larger workforce, with 176 employees versus 21.

Which has more launches, Antaris or Gilmour Space Technologies?

Gilmour Space Technologies leads with 2 tracked launches (0% success rate).

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