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 Slingshot Aerospace Provides AI-powered space domain awareness, satellite tracking, space traffic coordination, and orbital simulation for government and commercial operators. Slingshot Aerospace logo
HEAD-TO-HEAD1 shared sector
Antaris Slingshot Aerospace
Founded 2021 2017
Headquarters Los Altos, California, USA Colorado Springs, Colorado, USA
Type private private
Status operating operating
Employees 21 155
Total funding $7.7M $148.9M
Latest round Seed Venture Round
Sectors Space Software & Mission Tools, Satellite Manufacturing Space Domain Awareness, Space Defense Systems, Space Software & Mission Tools
Products listed 4 16
Federal contracts
Launches
Leaders listed Tom Barton, Karthik Govindhasamy, John Trionfo Tim Solms, Scott Humphrys, Andrea Powers
News mentions 0 15
SHARED SECTORS
FREQUENTLY ASKED

How do Antaris and Slingshot Aerospace compare?

Both companies work in Space Software & Mission Tools. Antaris was founded in 2021 and Slingshot Aerospace in 2017.

Which is larger, Antaris or Slingshot Aerospace?

Slingshot Aerospace reports the larger workforce, with 155 employees versus 21.

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