SPACE INDEX COMPANIES INSIGHTS SECTORS PRODUCTS NEWS BLOG ANSWERS RESEARCH ABOUT FOR COMPANIES BUILD / 2026.06.03
EnduroSat logo EnduroSat Designs, builds, and operates software-defined small satellites and shared satellite platforms for commercial and scientific missions worldwide vs Zeno Power Develops radioisotope power systems that convert heat from decaying isotopes into years of reliable electricity for lunar surface and seabed missions. Zeno Power logo
HEAD-TO-HEAD1 shared sector
EnduroSat Zeno Power
Founded 2015 2018
Headquarters Sofia, Bulgaria Washington, District of Columbia, USA
Type private private
Status operating operating
Employees 325 79
Total funding $181.6M 94870000
Latest round Series C Series B
Sectors Satellite Manufacturing, Satellite Components & Subsystems Satellite Components & Subsystems, Lunar Services, Space Propulsion
Products listed 37 2
Federal contracts
Launches
Leaders listed Raycho Raychev, Victor Danchev, Emmanuel Sauzay Tyler Bernstein, Jonathan Segal, Jacob Matthews
News mentions 6 0
SHARED SECTORS
FREQUENTLY ASKED

How do EnduroSat and Zeno Power compare?

Both companies work in Satellite Components & Subsystems. EnduroSat was founded in 2015 and Zeno Power in 2018.

Which is larger, EnduroSat or Zeno Power?

EnduroSat reports the larger workforce, with 325 employees versus 79.

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