SPACE INDEX COMPANIES INSIGHTS SECTORS PRODUCTS NEWS BLOG ANSWERS RESEARCH ABOUT FOR COMPANIES BUILD / 2026.06.04
Eta Space logo Eta Space Develops cryogenic propellant management systems for in-space storage, transfer, and refueling, and liquid hydrogen infrastructure for terrestrial energy applications vs Exotrail Designs electric propulsion systems for small satellites and operates orbital transfer vehicles for last-mile delivery and in-orbit services Exotrail logo
HEAD-TO-HEAD2 shared sectors
Eta Space Exotrail
Founded 2019 2017
Headquarters Rockledge, Florida Massy, France
Type private private
Status operating operating
Employees 10 141
Total funding $27.2M $74.6M
Latest round Grant Series B
Sectors Space Transportation & Logistics, Lunar Services, Space Propulsion Space Propulsion, Space Software & Mission Tools, Space Transportation & Logistics
Products listed 6 9
Federal contracts
Launches
Leaders listed Dr. William Notardonato Jean-Luc Maria, Paul Lascombes, David Henri
News mentions 0 0
SHARED SECTORS
FREQUENTLY ASKED

How do Eta Space and Exotrail compare?

Both companies work in Space Transportation & Logistics, Space Propulsion. Eta Space was founded in 2019 and Exotrail in 2017.

Which is larger, Eta Space or Exotrail?

Exotrail reports the larger workforce, with 141 employees versus 10.

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