SPACE INDEX COMPANIES INSIGHTS SECTORS PRODUCTS NEWS BLOG ANSWERS RESEARCH ABOUT FOR COMPANIES BUILD / 2026.06.04
Orbion Space Technology logo Orbion Space Technology Designs and manufactures Hall-effect plasma propulsion systems for small satellites, with AS9100D-certified high-volume production 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
Orbion Space Technology Sierra Space
Founded 2002 2021
Headquarters Houghton, Michigan Louisville, Colorado
Type private private
Status operating operating
Employees 50 1,072
Total funding $53.6M $2.2B
Latest round Debt Series C
Sectors Space Propulsion, Satellite Components & Subsystems Satellite Manufacturing, Space Propulsion, Space Stations & Habitats
Products listed 9 7
Federal contracts 1 ($6.5M)
Launches
Leaders listed Lyon (Brad) King, Jason D. Sommerville, Rob Washeleski Dan Jablonsky, Janet Kavandi, Troy Lahr
News mentions 0 0
SHARED SECTORS
FREQUENTLY ASKED

How do Orbion Space Technology and Sierra Space compare?

Both companies work in Space Propulsion. Orbion Space Technology was founded in 2002 and Sierra Space in 2021.

Which is larger, Orbion Space Technology or Sierra Space?

Sierra Space reports the larger workforce, with 1,072 employees versus 50.

Which has more US federal contracts, Orbion Space Technology 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.