| Revolution Space | Sierra Space | |
|---|---|---|
| Founded | 2014 | 2021 |
| Headquarters | Charlestown, Massachusetts, USA | Louisville, Colorado, USA |
| Type | private | private |
| Status | operating | operating |
| Employees | 38 | 1,072 |
| Total funding | $100.8M | $2.2B |
| Latest round | Venture | Series C |
| Sectors | Space Propulsion, Satellite Components & Subsystems | Satellite Manufacturing, Space Propulsion, Space Stations & Habitats |
| Products listed | 1 | 7 |
| Federal contracts | — | 1 ($6.5M) |
| Launches | — | — |
| Leaders listed | Darren Garber, PhD, Darren Womacks, Paul Richards | Dan Jablonsky, Janet Kavandi, Troy Lahr |
| News mentions | 2 | 0 |
How do Revolution Space and Sierra Space compare?
Both companies work in Space Propulsion. Revolution Space was founded in 2014 and Sierra Space in 2021.
Which is larger, Revolution Space or Sierra Space?
Sierra Space reports the larger workforce, with 1,072 employees versus 38.
Which has more US federal contracts, Revolution Space or Sierra Space?
Sierra Space has been awarded more, with $6.5M across 1 awards.