Mitsubishi Heavy Industries Japanese industrial conglomerate spanning energy, aerospace, defense, logistics, and space systems Portal Space Systems Manufactures solar-thermal-propelled spacecraft buses for high-delta-v, multi-orbit maneuverability and tactically responsive space operations 
| Mitsubishi Heavy Industries | Portal Space Systems | |
|---|---|---|
| Founded | 1884 | 2021 |
| Headquarters | Japan | Bothell, Washington |
| Type | private | private |
| Status | operating | operating |
| Employees | 77,274 | 22 |
| Total funding | — | — |
| Latest round | IPO | Series A |
| Sectors | Launch Services, Satellite Components & Subsystems, Space Propulsion | Space Transportation & Logistics, Satellite Manufacturing, Space Propulsion |
| Products listed | 22 | 3 |
| Federal contracts | — | — |
| Launches | 65 (85%) | — |
| Leaders listed | — | Jeff Thornburg, Ian Vorbach, Prashaanth Ravindran |
| News mentions | 0 | 25 |
How do Mitsubishi Heavy Industries and Portal Space Systems compare?
Both companies work in Space Propulsion. Mitsubishi Heavy Industries was founded in 1884 and Portal Space Systems in 2021.
Which is larger, Mitsubishi Heavy Industries or Portal Space Systems?
Mitsubishi Heavy Industries reports the larger workforce, with 77,274 employees versus 22.
Which has more launches, Mitsubishi Heavy Industries or Portal Space Systems?
Mitsubishi Heavy Industries leads with 65 tracked launches (85% success rate).