SPACE INDEX COMPANIES INSIGHTS SECTORS PRODUCTS NEWS BLOG ANSWERS RESEARCH ABOUT FOR COMPANIES BUILD / 2026.06.04
Exotrail logo Exotrail Designs electric propulsion systems for small satellites and operates orbital transfer vehicles for last-mile delivery and in-orbit services vs Portal Space Systems Manufactures solar-thermal-propelled spacecraft buses for high-delta-v, multi-orbit maneuverability and tactically responsive space operations Portal Space Systems logo
HEAD-TO-HEAD2 shared sectors
Exotrail Portal Space Systems
Founded 2017 2021
Headquarters Massy, France Bothell, Washington
Type private private
Status operating operating
Employees 141 22
Total funding $74.6M $20M
Latest round Series B Seed
Sectors Space Propulsion, Space Software & Mission Tools, Space Transportation & Logistics Space Transportation & Logistics, Satellite Manufacturing, Space Propulsion
Products listed 9 3
Federal contracts
Launches
Leaders listed Jean-Luc Maria, Paul Lascombes, David Henri Jeff Thornburg, Ian Vorbach, Prashaanth Ravindran
News mentions 0 0
SHARED SECTORS
FREQUENTLY ASKED

How do Exotrail and Portal Space Systems compare?

Both companies work in Space Propulsion, Space Transportation & Logistics. Exotrail was founded in 2017 and Portal Space Systems in 2021.

Which is larger, Exotrail or Portal Space Systems?

Exotrail reports the larger workforce, with 141 employees versus 22.

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