SPACE INDEX COMPANIES INSIGHTS SECTORS PRODUCTS NEWS BLOG ANSWERS RESEARCH ABOUT FOR COMPANIES BUILD / 2026.06.04
AAC Clyde Space logo AAC Clyde Space Designs and manufactures small satellite platforms and subsystems, operates satellite constellations, and delivers space-based data services 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
AAC Clyde Space Sierra Space
Founded 2008 2021
Headquarters Uppsala, Sweden Louisville, Colorado
Type public private
Status operating operating
Employees 108 1,072
Total funding $2.2B
Latest round Series C
Sectors Satellite Manufacturing, Earth Observation & Remote Sensing, Satellite Components & Subsystems Satellite Manufacturing, Space Propulsion, Space Stations & Habitats
Products listed 9 7
Federal contracts 1 ($6.5M)
Launches
Leaders listed Luis Gomes, Mats Thideman, Andrew Strain Dan Jablonsky, Janet Kavandi, Troy Lahr
News mentions 0 0
SHARED SECTORS
FREQUENTLY ASKED

How do AAC Clyde Space and Sierra Space compare?

Both companies work in Satellite Manufacturing. AAC Clyde Space was founded in 2008 and Sierra Space in 2021.

Which is larger, AAC Clyde Space or Sierra Space?

Sierra Space reports the larger workforce, with 1,072 employees versus 108.

Which has more US federal contracts, AAC Clyde Space 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.