SPACE INDEX COMPANIES INSIGHTS SECTORS PRODUCTS NEWS BLOG ANSWERS RESEARCH ABOUT FOR COMPANIES BUILD / 2026.06.03
Gilmour Space Technologies logo Gilmour Space Technologies Develops hybrid-propellant launch vehicles, a modular satellite bus, and operates Australia's first licensed orbital spaceport. 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
Gilmour Space Technologies Relativity Space
Founded 2015 2015
Headquarters Gold Coast, QLD, Australia Long Beach, California, USA
Type private private
Status operating operating
Employees 176 1,285
Total funding A$217M $1.4B
Latest round Series E Series F
Sectors Launch Services, Satellite Manufacturing, Spaceports & Range Services Launch Services, Space Propulsion
Products listed 4 4
Federal contracts
Launches 2 (0%) 3 (0%)
Leaders listed Adam Gilmour, James Gilmour, Ashley Hasforth Eric Schmidt, Maria Seferian, Kevin Wu
News mentions 0 0
SHARED SECTORS
FREQUENTLY ASKED

How do Gilmour Space Technologies and Relativity Space compare?

Both companies work in Launch Services. Gilmour Space Technologies was founded in 2015 and Relativity Space in 2015.

Which is larger, Gilmour Space Technologies or Relativity Space?

Relativity Space reports the larger workforce, with 1,285 employees versus 176.

Which has more launches, Gilmour Space Technologies or Relativity Space?

Relativity Space leads with 3 tracked launches (0% success rate).

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