SPACE INDEX COMPANIES INSIGHTS SECTORS PRODUCTS NEWS BLOG ANSWERS RESEARCH ABOUT FOR COMPANIES BUILD / 2026.06.04
Momentus logo Momentus Operates orbital service vehicles and manufactures satellite buses for in-space transportation, hosted payloads, and proximity operations vs Motiv Space Systems Designs and manufactures robotic arms, motor controllers, and mechanisms for space missions including Mars rovers, on-orbit servicing, and lunar exploration Motiv Space Systems logo
HEAD-TO-HEAD1 shared sector
Momentus Motiv Space Systems
Founded 2017 2014
Headquarters San Jose, California California
Type public private
Status operating operating
Employees 41 31
Total funding — —
Latest round — —
Sectors Space Transportation & Logistics, In-Orbit Servicing & Assembly, Satellite Manufacturing Satellite Components & Subsystems, In-Orbit Servicing & Assembly, Lunar Services
Products listed 3 14
Federal contracts — —
Launches — —
Leaders listed John C. Rood, Rob Schwarz, Lon Ensler Chris Thayer, Brett Lindenfeld, Tom McCarthy
News mentions 0 0
SHARED SECTORS
In-Orbit Servicing & Assembly
FREQUENTLY ASKED

How do Momentus and Motiv Space Systems compare?

Both companies work in In-Orbit Servicing & Assembly. Momentus was founded in 2017 and Motiv Space Systems in 2014.

Which is larger, Momentus or Motiv Space Systems?

Momentus reports the larger workforce, with 41 employees versus 31.

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