SPACE INDEX COMPANIES INSIGHTS SECTORS PRODUCTS NEWS BLOG ANSWERS RESEARCH ABOUT FOR COMPANIES BUILD / 2026.06.03
Epsilon3 logo Epsilon3 Provides AI-powered procedure execution and resource management software for complex engineering, manufacturing, testing, and operations. vs Vantor Operates high-resolution Earth observation satellites and develops AI-powered spatial intelligence software for defense, intelligence, and commercial mapping applications Vantor logo
HEAD-TO-HEAD1 shared sector
Epsilon3 Vantor
Founded 2021 1992
Headquarters Los Angeles, California, USA Westminster, Colorado, USA
Type private private
Status operating operating
Employees 29 2,000
Total funding $18.8M
Latest round Series A
Sectors Space Software & Mission Tools, Satellite Manufacturing Geospatial Intelligence & Analytics, Earth Observation & Remote Sensing, Space Software & Mission Tools
Products listed 6 19
Federal contracts 1 ($12.0M)
Launches
Leaders listed Laura Crabtree, Max Mednik, Audrey Fraijo Dan Smoot, Susanne Hake, Anders Linder
News mentions 0 0
SHARED SECTORS
FREQUENTLY ASKED

How do Epsilon3 and Vantor compare?

Both companies work in Space Software & Mission Tools. Epsilon3 was founded in 2021 and Vantor in 1992.

Which is larger, Epsilon3 or Vantor?

Vantor reports the larger workforce, with 2,000 employees versus 29.

Which has more US federal contracts, Epsilon3 or Vantor?

Vantor has been awarded more, with $12.0M across 1 awards.

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