SPACE INDEX COMPANIES INSIGHTS SECTORS PRODUCTS NEWS BLOG ANSWERS RESEARCH ABOUT FOR COMPANIES BUILD / 2026.06.04
Firefly Aerospace logo Firefly Aerospace Designs and operates small- and medium-lift launch vehicles, lunar landers, and in-space maneuvering vehicles for defense, civil, and commercial space missions vs Portal Space Systems Manufactures solar-thermal-propelled spacecraft buses for high-delta-v, multi-orbit maneuverability and tactically responsive space operations Portal Space Systems logo
HEAD-TO-HEAD1 shared sector
Firefly Aerospace Portal Space Systems
Founded 2014 2021
Headquarters Texas Bothell, Washington
Type public private
Status operating operating
Employees 800 22
Total funding $20M
Latest round Seed
Sectors Launch Services, Lunar Services, Space Transportation & Logistics Space Transportation & Logistics, Satellite Manufacturing, Space Propulsion
Products listed 6 3
Federal contracts
Launches 11 (36%)
Leaders listed Jason Kim, Darren Ma, Shea Ferring Jeff Thornburg, Ian Vorbach, Prashaanth Ravindran
News mentions 22 0
SHARED SECTORS
FREQUENTLY ASKED

How do Firefly Aerospace and Portal Space Systems compare?

Both companies work in Space Transportation & Logistics. Firefly Aerospace was founded in 2014 and Portal Space Systems in 2021.

Which is larger, Firefly Aerospace or Portal Space Systems?

Firefly Aerospace reports the larger workforce, with 800 employees versus 22.

Which has more launches, Firefly Aerospace or Portal Space Systems?

Firefly Aerospace leads with 11 tracked launches (36% success rate).

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