SPACE INDEX COMPANIES INSIGHTS SECTORS PRODUCTS NEWS BLOG ANSWERS RESEARCH ABOUT FOR COMPANIES BUILD / 2026.06.04
EnduroSat logo EnduroSat Designs, builds, and operates software-defined small satellites and shared satellite platforms for commercial and scientific missions worldwide 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
EnduroSat Ursa Major Technologies
Founded 2015 2015
Headquarters Sofia, Bulgaria Colorado
Type private private
Status operating operating
Employees 325 291
Total funding $181.6M $549.4M
Latest round Series C Debt
Sectors Satellite Manufacturing, Satellite Components & Subsystems Space Propulsion, Satellite Components & Subsystems, Space Defense Systems
Products listed 37 6
Federal contracts
Launches
Leaders listed Raycho Raychev, Victor Danchev, Emmanuel Sauzay Chris Spagnoletti, Bill Nash, Justin Siebert
News mentions 6 18
SHARED SECTORS
FREQUENTLY ASKED

How do EnduroSat and Ursa Major Technologies compare?

Both companies work in Satellite Components & Subsystems. EnduroSat was founded in 2015 and Ursa Major Technologies in 2015.

Which is larger, EnduroSat or Ursa Major Technologies?

EnduroSat reports the larger workforce, with 325 employees versus 291.

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