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 Phantom Space Develops mass-manufactured small-lift launch vehicles, modular satellite systems, and an orbital data center constellation for in-space computing. Phantom Space logo
HEAD-TO-HEAD1 shared sector
Epsilon3 Phantom Space
Founded 2021 2019
Headquarters Los Angeles, California, USA Tucson, Arizona, USA
Type private private
Status operating operating
Employees 29 30
Total funding $18.8M $27.7M
Latest round Series A Series B
Sectors Space Software & Mission Tools, Satellite Manufacturing Launch Services, Satellite Communications, Satellite Manufacturing
Products listed 6 3
Federal contracts
Launches
Leaders listed Laura Crabtree, Max Mednik, Audrey Fraijo Jim Cantrell, Michal Prywata, Worth Wray
News mentions 0 0
SHARED SECTORS
FREQUENTLY ASKED

How do Epsilon3 and Phantom Space compare?

Both companies work in Satellite Manufacturing. Epsilon3 was founded in 2021 and Phantom Space in 2019.

Which is larger, Epsilon3 or Phantom Space?

Phantom Space reports the larger workforce, with 30 employees versus 29.

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