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 Momentus Operates orbital service vehicles and manufactures satellite buses for in-space transportation, hosted payloads, and proximity operations. Momentus logo
HEAD-TO-HEAD1 shared sector
HEO Momentus
Founded 2016 2017
Headquarters Sydney, NSW, Australia San Jose, California, USA
Type private public
Status operating operating
Employees 42 41
Total funding $12M AUD
Latest round Series A
Sectors Space Domain Awareness, Earth Observation & Remote Sensing, In-Orbit Servicing & Assembly Space Transportation & Logistics, In-Orbit Servicing & Assembly, Satellite Manufacturing
Products listed 5 3
Federal contracts
Launches
Leaders listed Dr. Will Crowe, Dr. Hiranya Jayakody, Nate Notargiacomo John C. Rood, Rob Schwarz, Lon Ensler
News mentions 0 0
SHARED SECTORS
FREQUENTLY ASKED

How do HEO and Momentus compare?

Both companies work in In-Orbit Servicing & Assembly. HEO was founded in 2016 and Momentus in 2017.

Which is larger, HEO or Momentus?

HEO reports the larger workforce, with 42 employees versus 41.

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