SPACE INDEX COMPANIES INSIGHTS SECTORS PRODUCTS NEWS BLOG ANSWERS RESEARCH ABOUT FOR COMPANIES BUILD / 2026.06.04
GITAI logo GITAI Develops space robotic systems for in-orbit servicing, satellite assembly, and lunar infrastructure construction 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
GITAI Portal Space Systems
Founded 2016 2021
Headquarters Torrance, California Bothell, Washington
Type private private
Status operating operating
Employees 31 22
Total funding $81.5M $20M
Latest round Series B Seed
Sectors In-Orbit Servicing & Assembly, Lunar Services, Satellite Manufacturing Space Transportation & Logistics, Satellite Manufacturing, Space Propulsion
Products listed 8 3
Federal contracts
Launches
Leaders listed Sho Nakanose, Toyotaka Kozuki, Yuto Nakanishi Jeff Thornburg, Ian Vorbach, Prashaanth Ravindran
News mentions 9 0
SHARED SECTORS
FREQUENTLY ASKED

How do GITAI and Portal Space Systems compare?

Both companies work in Satellite Manufacturing. GITAI was founded in 2016 and Portal Space Systems in 2021.

Which is larger, GITAI or Portal Space Systems?

GITAI reports the larger workforce, with 31 employees versus 22.

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