PFUnited States
Phase Four
Defense-FirstDescription
Builds RF plasma electric thrusters (Maxwell) with no cathode or grids, using multiple propellants including iodine.
Details
Founded: 2015
Employee count: not yet verified
United States
Links
Domain: phasefour.io
LinkedIn: not yet verified
GitHub: not yet verified
YouTube: not yet verified
Careers: not yet verified
X profile: not yet verified
Sources and Evidence
Source record attached; public URL not available.From source record· 3 months ago
Evidence Links
No evidence links have been extracted yet.
Added Aug 11, 2026
Last verified: 3 months ago
Joined DefTech DirectoryAug 11, 2026