SPACE INDEX COMPANIES INSIGHTS SECTORS PRODUCTS NEWS BLOG ANSWERS RESEARCH ABOUT FOR COMPANIES BUILD / 2026.06.04
Astrocast logo Astrocast Operates a nanosatellite IoT network providing bidirectional, low-power satellite connectivity for remote asset tracking and monitoring across maritime, agriculture, and industrial sectors vs Sierra Space Designs and manufactures satellite platforms, reusable spaceplanes, expandable habitats, and propulsion systems for national security and civil space Sierra Space logo
HEAD-TO-HEAD1 shared sector
Astrocast Sierra Space
Founded 2014 2021
Headquarters Chavannes-près-Renens, Switzerland Louisville, Colorado
Type private private
Status operating operating
Employees 65 1,072
Total funding $91M $2.2B
Latest round Post-IPO Series C
Sectors Satellite Communications, Satellite Manufacturing Satellite Manufacturing, Space Propulsion, Space Stations & Habitats
Products listed 9 7
Federal contracts 1 ($6.5M)
Launches
Leaders listed Fabien Jordan, Kjell Karlsen, Eric Ménard Dan Jablonsky, Janet Kavandi, Troy Lahr
News mentions 0 0
SHARED SECTORS
FREQUENTLY ASKED

How do Astrocast and Sierra Space compare?

Both companies work in Satellite Manufacturing. Astrocast was founded in 2014 and Sierra Space in 2021.

Which is larger, Astrocast or Sierra Space?

Sierra Space reports the larger workforce, with 1,072 employees versus 65.

Which has more US federal contracts, Astrocast or Sierra Space?

Sierra Space has been awarded more, with $6.5M across 1 awards.

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