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 Momentus Operates orbital service vehicles and manufactures satellite buses for in-space transportation, hosted payloads, and proximity operations Momentus logo
HEAD-TO-HEAD1 shared sector
Exotrail Momentus
Founded 2017 2017
Headquarters Massy, France San Jose, California
Type private public
Status operating operating
Employees 141 41
Total funding $74.6M
Latest round Series B
Sectors Space Propulsion, Space Software & Mission Tools, Space Transportation & Logistics Space Transportation & Logistics, In-Orbit Servicing & Assembly, Satellite Manufacturing
Products listed 9 3
Federal contracts
Launches
Leaders listed Jean-Luc Maria, Paul Lascombes, David Henri John C. Rood, Rob Schwarz, Lon Ensler
News mentions 0 0
SHARED SECTORS
FREQUENTLY ASKED

How do Exotrail and Momentus compare?

Both companies work in Space Transportation & Logistics. Exotrail was founded in 2017 and Momentus in 2017.

Which is larger, Exotrail or Momentus?

Exotrail reports the larger workforce, with 141 employees versus 41.

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