SPACE INDEX COMPANIES INSIGHTS SECTORS PRODUCTS NEWS BLOG ANSWERS RESEARCH ABOUT FOR COMPANIES BUILD / 2026.06.04
Sierra Space logo Sierra Space Designs and manufactures satellite platforms, reusable spaceplanes, expandable habitats, and propulsion systems for national security and civil space vs Spacety Small satellite manufacturer operating a dual-band SAR constellation for all-weather Earth observation and providing satellites-as-a-service for rapid in-orbit technology demonstrations Spacety logo
HEAD-TO-HEAD1 shared sector
Sierra Space Spacety
Founded 2021 2016
Headquarters Louisville, Colorado Changsha, China
Type private private
Status operating operating
Employees 1,072 200
Total funding $2.2B $250M
Latest round Series C Private Equity
Sectors Satellite Manufacturing, Space Propulsion, Space Stations & Habitats Earth Observation & Remote Sensing, Satellite Manufacturing, Satellite Components & Subsystems
Products listed 7 4
Federal contracts 1 ($6.5M)
Launches
Leaders listed Dan Jablonsky, Janet Kavandi, Troy Lahr Justin Yang Feng, Ren Weijia
News mentions 0 0
SHARED SECTORS
FREQUENTLY ASKED

How do Sierra Space and Spacety compare?

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

Which is larger, Sierra Space or Spacety?

Sierra Space reports the larger workforce, with 1,072 employees versus 200.

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

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.