SPACE INDEX COMPANIES INSIGHTS SECTORS PRODUCTS NEWS BLOG ANSWERS RESEARCH ABOUT FOR COMPANIES BUILD / 2026.06.03
HEO logo HEO Provides on-demand non-Earth imagery and intelligence on satellites and space objects using a distributed network of space-based sensors and proprietary inspection software 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
HEO Slingshot Aerospace
Founded 2016 2017
Headquarters Sydney, NSW, Australia Colorado Springs, Colorado, USA
Type private private
Status operating operating
Employees 42 155
Total funding $12M AUD $148.9M
Latest round Series A Venture Round
Sectors Space Domain Awareness, Earth Observation & Remote Sensing, In-Orbit Servicing & Assembly Space Domain Awareness, Space Defense Systems, Space Software & Mission Tools
Products listed 5 16
Federal contracts
Launches
Leaders listed Dr. Will Crowe, Dr. Hiranya Jayakody, Nate Notargiacomo Tim Solms, Scott Humphrys, Andrea Powers
News mentions 0 15
SHARED SECTORS
FREQUENTLY ASKED

How do HEO and Slingshot Aerospace compare?

Both companies work in Space Domain Awareness. HEO was founded in 2016 and Slingshot Aerospace in 2017.

Which is larger, HEO or Slingshot Aerospace?

Slingshot Aerospace reports the larger workforce, with 155 employees versus 42.

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