SPACE INDEX COMPANIES INSIGHTS SECTORS PRODUCTS NEWS BLOG ANSWERS RESEARCH ABOUT FOR COMPANIES BUILD / 2026.06.04
Blue Origin logo Blue Origin Develops reusable heavy-lift launch vehicles, rocket engines, lunar landers, in-space logistics platforms, and satellite communications constellations vs Phase Four Developed electrodeless radio-frequency and multi-mode electric propulsion systems for satellites Phase Four logo
HEAD-TO-HEAD1 shared sector
Blue Origin Phase Four
Founded 2000 2015
Headquarters Kent, Washington Hawthorne, California
Type private private
Status operating closed
Employees 8,362 5
Total funding $185.3M $35.8M
Latest round Series C
Sectors Launch Services, Lunar Services, Space Propulsion Space Propulsion, Satellite Components & Subsystems
Products listed 11 4
Federal contracts 1 ($78.3M)
Launches 45 (87%)
Leaders listed Dave Limp, Jeff Bezos, John Couluris Steve Kiser, M. Umair Siddiqui, Simon Halpern
News mentions 16 0
SHARED SECTORS
FREQUENTLY ASKED

How do Blue Origin and Phase Four compare?

Both companies work in Space Propulsion. Blue Origin was founded in 2000 and Phase Four in 2015.

Which is larger, Blue Origin or Phase Four?

Blue Origin reports the larger workforce, with 8,362 employees versus 5.

Which has more US federal contracts, Blue Origin or Phase Four?

Blue Origin has been awarded more, with $78.3M across 1 awards.

Which has more launches, Blue Origin or Phase Four?

Blue Origin leads with 45 tracked launches (87% success rate).

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