SPACE INDEX COMPANIES INSIGHTS SECTORS PRODUCTS NEWS BLOG ANSWERS RESEARCH ABOUT FOR COMPANIES BUILD / 2026.06.04
Space One logo Space One Develops and launches the solid-fuel KAIROS small satellite launch vehicle from its private Spaceport Kii facility in southern Japan vs United Launch Alliance Manufactures and operates the Vulcan Centaur and Atlas V launch vehicles for national security, NASA, and commercial customers United Launch Alliance logo
HEAD-TO-HEAD1 shared sector
Space One United Launch Alliance
Founded 2018 2006
Headquarters Japan Centennial, Colorado
Type private joint-venture
Status operating operating
Employees 1,944
Total funding $28M
Latest round Series A
Sectors Launch Services, Spaceports & Range Services Launch Services, Space Transportation & Logistics
Products listed 3 3
Federal contracts 12 ($6.75B)
Launches 3 (0%) 211 (82%)
Leaders listed Masakazu Toyoda, Nobuhiro Sekino John Elbon, Mark Peller, Mitch Van Dewerker
News mentions 99 1
SHARED SECTORS
FREQUENTLY ASKED

How do Space One and United Launch Alliance compare?

Both companies work in Launch Services. Space One was founded in 2018 and United Launch Alliance in 2006.

Which has more US federal contracts, Space One or United Launch Alliance?

United Launch Alliance has been awarded more, with $6.75B across 12 awards.

Which has more launches, Space One or United Launch Alliance?

United Launch Alliance leads with 211 tracked launches (82% success rate).

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