| Busek | Sierra Space | |
|---|---|---|
| Founded | 1985 | 2021 |
| Headquarters | 11 Tech Circle, Natick, MA 01760 | Louisville, Colorado, USA |
| Type | private | private |
| Status | operating | operating |
| Employees | 107 | 1,072 |
| Total funding | $200K | $2.2B |
| Latest round | Grant | Series C |
| Sectors | Space Propulsion, Satellite Components & Subsystems | Satellite Manufacturing, Space Propulsion, Space Stations & Habitats |
| Products listed | 9 | 7 |
| Federal contracts | — | 1 ($6.5M) |
| Launches | — | — |
| Leaders listed | Vlad Hruby, James Szabo, John Meikle | Dan Jablonsky, Janet Kavandi, Troy Lahr |
| News mentions | 0 | 0 |
How do Busek and Sierra Space compare?
Both companies work in Space Propulsion. Busek was founded in 1985 and Sierra Space in 2021.
Which is larger, Busek or Sierra Space?
Sierra Space reports the larger workforce, with 1,072 employees versus 107.
Which has more US federal contracts, Busek or Sierra Space?
Sierra Space has been awarded more, with $6.5M across 1 awards.