SPACE INDEX COMPANIES INSIGHTS SECTORS PRODUCTS NEWS BLOG ANSWERS RESEARCH ABOUT FOR COMPANIES BUILD / 2026.06.03
ExPace logo ExPace Operates the Kuaizhou family of solid-fueled small-lift launch vehicles for commercial and government satellite delivery to low Earth orbit 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
ExPace Sierra Space
Founded 2016 2021
Headquarters Wuhan, Hubei, China Louisville, Colorado, USA
Type government private
Status operating operating
Employees 1,072
Total funding $417M $2.2B
Latest round Series B Series C
Sectors Launch Services, Space Propulsion Satellite Manufacturing, Space Propulsion, Space Stations & Habitats
Products listed 2 7
Federal contracts 1 ($6.5M)
Launches 33 (88%)
Leaders listed Zhang Di, Zha Xiongquan Dan Jablonsky, Janet Kavandi, Troy Lahr
News mentions 0 0
SHARED SECTORS
FREQUENTLY ASKED

How do ExPace and Sierra Space compare?

Both companies work in Space Propulsion. ExPace was founded in 2016 and Sierra Space in 2021.

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

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

Which has more launches, ExPace or Sierra Space?

ExPace leads with 33 tracked launches (88% success rate).

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