SPACE INDEX COMPANIES INSIGHTS SECTORS PRODUCTS NEWS BLOG ANSWERS RESEARCH ABOUT FOR COMPANIES BUILD / 2026.06.04
Portal Space Systems logo Portal Space Systems Manufactures solar-thermal-propelled spacecraft buses for high-delta-v, multi-orbit maneuverability and tactically responsive space operations vs Terran Orbital End-to-end satellite manufacturer delivering modular spacecraft platforms, mission operations, and ground services for defense, civil, and commercial customers worldwide Terran Orbital logo
HEAD-TO-HEAD1 shared sector
Portal Space Systems Terran Orbital
Founded 2021 2013
Headquarters Bothell, Washington Boca Raton, Florida
Type private subsidiary
Status operating operating
Employees 22 325
Total funding $20M
Latest round Seed
Sectors Space Transportation & Logistics, Satellite Manufacturing, Space Propulsion Satellite Manufacturing, Satellite Components & Subsystems, Space Defense Systems
Products listed 3 13
Federal contracts
Launches
Leaders listed Jeff Thornburg, Ian Vorbach, Prashaanth Ravindran Peter Krauss, Cheryl Paquete, Michael Young
News mentions 0 0
SHARED SECTORS
FREQUENTLY ASKED

How do Portal Space Systems and Terran Orbital compare?

Both companies work in Satellite Manufacturing. Portal Space Systems was founded in 2021 and Terran Orbital in 2013.

Which is larger, Portal Space Systems or Terran Orbital?

Terran Orbital reports the larger workforce, with 325 employees versus 22.

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