SPACE INDEX COMPANIES INSIGHTS SECTORS PRODUCTS NEWS BLOG ANSWERS RESEARCH ABOUT FOR COMPANIES BUILD / 2026.06.03
Phase Four logo Phase Four Developed electrodeless radio-frequency and multi-mode electric propulsion systems for satellites vs Star Catcher Developing the first orbital power grid using optical power beaming to deliver concentrated solar energy to satellites without hardware modifications. Star Catcher logo
HEAD-TO-HEAD1 shared sector
Phase Four Star Catcher
Founded 2015 2024
Headquarters Hawthorne, California, USA Jacksonville, Florida, USA
Type private private
Status closed operating
Employees 5 NaN
Total funding $35.8M $22.9M
Latest round Series C seed
Sectors Space Propulsion, Satellite Components & Subsystems Satellite Components & Subsystems, In-Orbit Servicing & Assembly, Space Defense Systems
Products listed 4 1
Federal contracts
Launches
Leaders listed Steve Kiser, M. Umair Siddiqui, Simon Halpern Andrew Rush, Michael Snyder, Bryan Lyandvert
News mentions 0 0
SHARED SECTORS
FREQUENTLY ASKED

How do Phase Four and Star Catcher compare?

Both companies work in Satellite Components & Subsystems. Phase Four was founded in 2015 and Star Catcher in 2024.

Which is larger, Phase Four or Star Catcher?

Star Catcher reports the larger workforce, with NaN employees versus 5.

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