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 Orbital Sidekick Operates a constellation of hyperspectral imaging satellites and delivers spectral intelligence for energy, mining, agriculture, and defense monitoring Orbital Sidekick logo
HEAD-TO-HEAD1 shared sector
EnduroSat Orbital Sidekick
Founded 2015 2016
Headquarters Sofia, Bulgaria San Francisco, California, USA
Type private private
Status operating operating
Employees 325 24
Total funding $181.6M $55.4M
Latest round Series C Venture
Sectors Satellite Manufacturing, Satellite Components & Subsystems Earth Observation & Remote Sensing, Geospatial Intelligence & Analytics, Satellite Manufacturing
Products listed 37 4
Federal contracts
Launches
Leaders listed Raycho Raychev, Victor Danchev, Emmanuel Sauzay Dan Katz, Tushar Prabhakar, Spencer Hill
News mentions 6 0
SHARED SECTORS
FREQUENTLY ASKED

How do EnduroSat and Orbital Sidekick compare?

Both companies work in Satellite Manufacturing. EnduroSat was founded in 2015 and Orbital Sidekick in 2016.

Which is larger, EnduroSat or Orbital Sidekick?

EnduroSat reports the larger workforce, with 325 employees versus 24.

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