| Portal Space Systems | Relativity Space | |
|---|---|---|
| Founded | 2021 | 2015 |
| Headquarters | Bothell, Washington | Long Beach, California |
| Type | private | private |
| Status | operating | operating |
| Employees | 22 | 1,285 |
| Total funding | $20M | $1.4B |
| Latest round | Seed | Series F |
| Sectors | Space Transportation & Logistics, Satellite Manufacturing, Space Propulsion | Launch Services, Space Propulsion |
| Products listed | 3 | 4 |
| Federal contracts | — | — |
| Launches | — | 3 (0%) |
| Leaders listed | Jeff Thornburg, Ian Vorbach, Prashaanth Ravindran | Eric Schmidt, Maria Seferian, Kevin Wu |
| News mentions | 0 | 0 |
How do Portal Space Systems and Relativity Space compare?
Both companies work in Space Propulsion. Portal Space Systems was founded in 2021 and Relativity Space in 2015.
Which is larger, Portal Space Systems or Relativity Space?
Relativity Space reports the larger workforce, with 1,285 employees versus 22.
Which has more launches, Portal Space Systems or Relativity Space?
Relativity Space leads with 3 tracked launches (0% success rate).