SPACE INDEX COMPANIES INSIGHTS SECTORS PRODUCTS NEWS BLOG ANSWERS RESEARCH ABOUT FOR COMPANIES BUILD / 2026.06.04
Inversion Space logo Inversion Space Develops autonomous reentry capsules for on-demand cargo delivery from orbit to anywhere on Earth in under an hour vs Ursa Major Technologies Designs and manufactures liquid rocket engines, solid rocket motors, and hypersonic propulsion systems for commercial launch and U.S. defense applications Ursa Major Technologies logo
HEAD-TO-HEAD1 shared sector
Inversion Space Ursa Major Technologies
Founded 2021 2015
Headquarters Los Angeles, California Colorado
Type private private
Status operating operating
Employees 45 291
Total funding $54.1M $549.4M
Latest round Series A Debt
Sectors Space Transportation & Logistics, Space Defense Systems Space Propulsion, Satellite Components & Subsystems, Space Defense Systems
Products listed 2 6
Federal contracts
Launches
Leaders listed Justin Fiaschetti, Austin Briggs Chris Spagnoletti, Bill Nash, Justin Siebert
News mentions 0 18
SHARED SECTORS
FREQUENTLY ASKED

How do Inversion Space and Ursa Major Technologies compare?

Both companies work in Space Defense Systems. Inversion Space was founded in 2021 and Ursa Major Technologies in 2015.

Which is larger, Inversion Space or Ursa Major Technologies?

Ursa Major Technologies reports the larger workforce, with 291 employees versus 45.

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