SPACE INDEX COMPANIES INSIGHTS SECTORS PRODUCTS NEWS BLOG ANSWERS RESEARCH ABOUT FOR COMPANIES BUILD / 2026.06.03
GITAI logo GITAI Develops space robotic systems for in-orbit servicing, satellite assembly, and lunar infrastructure construction vs Sierra Space Designs and manufactures satellite platforms, reusable spaceplanes, expandable habitats, and propulsion systems for national security and civil space Sierra Space logo
HEAD-TO-HEAD1 shared sector
GITAI Sierra Space
Founded 2016 2021
Headquarters Torrance, California, USA Louisville, Colorado, USA
Type private private
Status operating operating
Employees 31 1,072
Total funding $81.5M $2.2B
Latest round Series B Series C
Sectors In-Orbit Servicing & Assembly, Lunar Services, Satellite Manufacturing Satellite Manufacturing, Space Propulsion, Space Stations & Habitats
Products listed 8 7
Federal contracts 1 ($6.5M)
Launches
Leaders listed Sho Nakanose, Toyotaka Kozuki, Yuto Nakanishi Dan Jablonsky, Janet Kavandi, Troy Lahr
News mentions 9 0
SHARED SECTORS
FREQUENTLY ASKED

How do GITAI and Sierra Space compare?

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

Which is larger, GITAI or Sierra Space?

Sierra Space reports the larger workforce, with 1,072 employees versus 31.

Which has more US federal contracts, GITAI or Sierra Space?

Sierra Space has been awarded more, with $6.5M across 1 awards.

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