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 OneSpace Develops small solid-fuel launch vehicles and rocket propulsion systems, and provides rapid-response commercial launch services for microsatellite and nanosatellite customers OneSpace logo
HEAD-TO-HEAD1 shared sector
Arianespace OneSpace
Founded 1980 2015
Headquarters Évry-Courcouronnes, France Beijing, China
Type private private
Status operating operating
Employees 220 140
Total funding $120M
Latest round Series C
Sectors Launch Services, Spaceports & Range Services Launch Services, Space Propulsion
Products listed 4 6
Federal contracts
Launches 355 (88%) 1 (0%)
Leaders listed David Cavailloles, Caroline Arnoux, Steven Rutgers Shu Chang, David Chen
News mentions 0 0
SHARED SECTORS
FREQUENTLY ASKED

How do Arianespace and OneSpace compare?

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

Which is larger, Arianespace or OneSpace?

Arianespace reports the larger workforce, with 220 employees versus 140.

Which has more launches, Arianespace or OneSpace?

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.