SPACE INDEX COMPANIES INSIGHTS SECTORS PRODUCTS NEWS BLOG ANSWERS RESEARCH ABOUT FOR COMPANIES BUILD / 2026.06.03
Sierra Space logo Sierra Space Designs and manufactures satellite platforms, reusable spaceplanes, expandable habitats, and propulsion systems for national security and civil space vs Starfish Space Develops autonomous satellite servicing vehicles using electric propulsion for life extension, disposal, and on-orbit maneuvering Starfish Space logo
HEAD-TO-HEAD1 shared sector
Sierra Space Starfish Space
Founded 2021 2019
Headquarters Louisville, Colorado, USA Tukwila, Washington, USA
Type private private
Status operating operating
Employees 1,072 75
Total funding $2.2B 70000000
Latest round Series C Series A
Sectors Satellite Manufacturing, Space Propulsion, Space Stations & Habitats In-Orbit Servicing & Assembly, Space Propulsion, Space Sustainability & Debris Removal
Products listed 7 6
Federal contracts 1 ($6.5M)
Launches
Leaders listed Dan Jablonsky, Janet Kavandi, Troy Lahr Austin Link, Trevor Bennett, Ari Juster
News mentions 0 0
SHARED SECTORS
FREQUENTLY ASKED

How do Sierra Space and Starfish Space compare?

Both companies work in Space Propulsion. Sierra Space was founded in 2021 and Starfish Space in 2019.

Which is larger, Sierra Space or Starfish Space?

Sierra Space reports the larger workforce, with 1,072 employees versus 75.

Which has more US federal contracts, Sierra Space or Starfish 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.