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 Orbit Fab Develops on-orbit refueling infrastructure and operates fuel depots, shuttles, and standardized docking interfaces for satellite propellant delivery in Earth orbit Orbit Fab logo
HEAD-TO-HEAD2 shared sectors
Momentus Orbit Fab
Founded 2017 2018
Headquarters San Jose, California Lafayette, Colorado
Type public private
Status operating operating
Employees 41 87
Total funding $56.1M
Latest round Venture
Sectors Space Transportation & Logistics, In-Orbit Servicing & Assembly, Satellite Manufacturing In-Orbit Servicing & Assembly, Satellite Components & Subsystems, Space Transportation & Logistics
Products listed 3 7
Federal contracts
Launches
Leaders listed John C. Rood, Rob Schwarz, Lon Ensler Daniel Faber, Jeff Lints, Shawn Hendricks
News mentions 0 23
SHARED SECTORS
FREQUENTLY ASKED

How do Momentus and Orbit Fab compare?

Both companies work in Space Transportation & Logistics, In-Orbit Servicing & Assembly. Momentus was founded in 2017 and Orbit Fab in 2018.

Which is larger, Momentus or Orbit Fab?

Orbit Fab reports the larger workforce, with 87 employees versus 41.

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