SPACE INDEX COMPANIES INSIGHTS SECTORS PRODUCTS NEWS BLOG ANSWERS RESEARCH ABOUT FOR COMPANIES BUILD / 2026.06.04
Aetherflux logo Aetherflux Develops space-based solar power satellites that collect sunlight in low Earth orbit and transmit energy to portable ground receivers via infrared lasers vs EnduroSat Designs, builds, and operates software-defined small satellites and shared satellite platforms for commercial and scientific missions worldwide EnduroSat logo
HEAD-TO-HEAD1 shared sector
Aetherflux EnduroSat
Founded 2024 2015
Headquarters San Carlos, California Sofia, Bulgaria
Type private private
Status operating operating
Employees 40 325
Total funding $60M $181.6M
Latest round Series A Series C
Sectors Satellite Manufacturing, In-Space Manufacturing Satellite Manufacturing, Satellite Components & Subsystems
Products listed 3 37
Federal contracts
Launches
Leaders listed Baiju Bhatt, Joe Yaffe Raycho Raychev, Victor Danchev, Emmanuel Sauzay
News mentions 0 6
SHARED SECTORS
FREQUENTLY ASKED

How do Aetherflux and EnduroSat compare?

Both companies work in Satellite Manufacturing. Aetherflux was founded in 2024 and EnduroSat in 2015.

Which is larger, Aetherflux or EnduroSat?

EnduroSat reports the larger workforce, with 325 employees versus 40.

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