SPACE INDEX COMPANIES INSIGHTS SECTORS PRODUCTS NEWS BLOG ANSWERS RESEARCH ABOUT FOR COMPANIES BUILD / 2026.06.04
Orbit Fab logo Orbit Fab Develops on-orbit refueling infrastructure and operates fuel depots, shuttles, and standardized docking interfaces for satellite propellant delivery in Earth orbit 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-HEAD1 shared sector
Orbit Fab Portal Space Systems
Founded 2018 2021
Headquarters Lafayette, Colorado Bothell, Washington
Type private private
Status operating operating
Employees 87 22
Total funding $56.1M $20M
Latest round Venture Seed
Sectors In-Orbit Servicing & Assembly, Satellite Components & Subsystems, Space Transportation & Logistics Space Transportation & Logistics, Satellite Manufacturing, Space Propulsion
Products listed 7 3
Federal contracts
Launches
Leaders listed Daniel Faber, Jeff Lints, Shawn Hendricks Jeff Thornburg, Ian Vorbach, Prashaanth Ravindran
News mentions 23 0
SHARED SECTORS
FREQUENTLY ASKED

How do Orbit Fab and Portal Space Systems compare?

Both companies work in Space Transportation & Logistics. Orbit Fab was founded in 2018 and Portal Space Systems in 2021.

Which is larger, Orbit Fab or Portal Space Systems?

Orbit Fab reports the larger workforce, with 87 employees versus 22.

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