SPACE INDEX COMPANIES INSIGHTS SECTORS PRODUCTS NEWS BLOG ANSWERS RESEARCH ABOUT FOR COMPANIES BUILD / 2026.06.03
CAS Space logo CAS Space Develops solid and liquid-propellant launch vehicles for dedicated and rideshare satellite missions, suborbital scientific experimentation, and space tourism vs Phase Four Developed electrodeless radio-frequency and multi-mode electric propulsion systems for satellites Phase Four logo
HEAD-TO-HEAD1 shared sector
CAS Space Phase Four
Founded 2018 2015
Headquarters 广州市黄埔区映日路117号701房 Hawthorne, California, USA
Type private private
Status operating closed
Employees 800 5
Total funding $126.1M $35.8M
Latest round Series C-II Series C
Sectors Launch Services, Space Propulsion, Suborbital & High-Altitude Space Propulsion, Satellite Components & Subsystems
Products listed 6 4
Federal contracts
Launches 14 (93%)
Leaders listed Yang Yiqiang, Liu Weipeng Steve Kiser, M. Umair Siddiqui, Simon Halpern
News mentions 0 0
SHARED SECTORS
FREQUENTLY ASKED

How do CAS Space and Phase Four compare?

Both companies work in Space Propulsion. CAS Space was founded in 2018 and Phase Four in 2015.

Which is larger, CAS Space or Phase Four?

CAS Space reports the larger workforce, with 800 employees versus 5.

Which has more launches, CAS Space or Phase Four?

CAS Space leads with 14 tracked launches (93% success rate).

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