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 SpaceX SpaceX logo
HEAD-TO-HEAD1 shared sector
Epsilon3 SpaceX
Founded 2021 2002
Headquarters Los Angeles, California, USA Hawthorne, California, USA
Type private private
Status operating operating
Employees 29 10,493
Total funding $18.8M $1.3B
Latest round Series A Secondary Market
Sectors Space Software & Mission Tools, Satellite Manufacturing Launch Services, Satellite Communications, Satellite Manufacturing
Products listed 6 9
Federal contracts 20 ($4.90B)
Launches 810 (83%)
Leaders listed Laura Crabtree, Max Mednik, Audrey Fraijo Elon Musk, Gwynne Shotwell, Bret Johnsen
News mentions 0 28
SHARED SECTORS
FREQUENTLY ASKED

How do Epsilon3 and SpaceX compare?

Both companies work in Satellite Manufacturing. Epsilon3 was founded in 2021 and SpaceX in 2002.

Which is larger, Epsilon3 or SpaceX?

SpaceX reports the larger workforce, with 10,493 employees versus 29.

Which has more US federal contracts, Epsilon3 or SpaceX?

SpaceX has been awarded more, with $4.90B across 20 awards.

Which has more launches, Epsilon3 or SpaceX?

SpaceX leads with 810 tracked launches (83% success rate).

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