SPACE INDEX COMPANIES INSIGHTS SECTORS PRODUCTS NEWS BLOG ANSWERS RESEARCH ABOUT FOR COMPANIES BUILD / 2026.06.04
Isar Aerospace logo Isar Aerospace Designs, manufactures, and operates the Spectrum launch vehicle for dedicated and rideshare small satellite missions from European spaceports vs Orbex Developed the Prime micro-launch vehicle for dedicated small satellite missions to LEO, using bio-propane fuel and 3D-printed engines Orbex logo
HEAD-TO-HEAD1 shared sector
Isar Aerospace Orbex
Founded 2018 2015
Headquarters Ottobrunn, Germany Forres, United Kingdom
Type private private
Status operating closed
Employees 400 178
Total funding $615M $163.1M
Latest round Convertible Note Series D
Sectors Launch Services Launch Services, Spaceports & Range Services
Products listed 2 3
Federal contracts
Launches 8 (0%) 1 (0%)
Leaders listed Daniel Metzler, Josef Fleischmann, Stella Guillen Phil Chambers, Andy Bradford, Charles Platts
News mentions 0 0
SHARED SECTORS
FREQUENTLY ASKED

How do Isar Aerospace and Orbex compare?

Both companies work in Launch Services. Isar Aerospace was founded in 2018 and Orbex in 2015.

Which is larger, Isar Aerospace or Orbex?

Isar Aerospace reports the larger workforce, with 400 employees versus 178.

Which has more launches, Isar Aerospace or Orbex?

Isar Aerospace leads with 8 tracked launches (0% success rate).

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