SPACE INDEX COMPANIES INSIGHTS SECTORS PRODUCTS NEWS BLOG ANSWERS RESEARCH ABOUT FOR COMPANIES BUILD / 2026.06.04
Arianespace logo Arianespace Operates Ariane 6 and Vega C launch vehicles from the Guiana Space Centre, serving European institutional and global commercial satellite customers vs Relativity Space Manufactures reusable medium-to-heavy-lift launch vehicles using large-scale metal 3D printing and autonomous robotics Relativity Space logo
HEAD-TO-HEAD1 shared sector
Arianespace Relativity Space
Founded 1980 2015
Headquarters Évry-Courcouronnes, France Long Beach, California
Type private private
Status operating operating
Employees 220 1,285
Total funding $1.4B
Latest round Series F
Sectors Launch Services, Spaceports & Range Services Launch Services, Space Propulsion
Products listed 4 4
Federal contracts
Launches 355 (88%) 3 (0%)
Leaders listed David Cavailloles, Caroline Arnoux, Steven Rutgers Eric Schmidt, Maria Seferian, Kevin Wu
News mentions 0 0
SHARED SECTORS
FREQUENTLY ASKED

How do Arianespace and Relativity Space compare?

Both companies work in Launch Services. Arianespace was founded in 1980 and Relativity Space in 2015.

Which is larger, Arianespace or Relativity Space?

Relativity Space reports the larger workforce, with 1,285 employees versus 220.

Which has more launches, Arianespace or Relativity Space?

Arianespace leads with 355 tracked launches (88% success rate).

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