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 Phase Four Developed electrodeless radio-frequency and multi-mode electric propulsion systems for satellites Phase Four logo
HEAD-TO-HEAD2 shared sectors
Orbion Space Technology Phase Four
Founded 2002 2015
Headquarters Houghton, Michigan Hawthorne, California
Type private private
Status operating closed
Employees 50 5
Total funding $53.6M $35.8M
Latest round Debt Series C
Sectors Space Propulsion, Satellite Components & Subsystems Space Propulsion, Satellite Components & Subsystems
Products listed 9 4
Federal contracts
Launches
Leaders listed Lyon (Brad) King, Jason D. Sommerville, Rob Washeleski Steve Kiser, M. Umair Siddiqui, Simon Halpern
News mentions 0 0
SHARED SECTORS
FREQUENTLY ASKED

How do Orbion Space Technology and Phase Four compare?

Both companies work in Space Propulsion, Satellite Components & Subsystems. Orbion Space Technology was founded in 2002 and Phase Four in 2015.

Which is larger, Orbion Space Technology or Phase Four?

Orbion Space Technology reports the larger workforce, with 50 employees versus 5.

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