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Portal Space Systems
Portal Space Systems Inc. is headquartered in Bothell, Washington, and develops spacecraft propulsion and mobility technologies. Its flagship spacecraft, Supernova, is designed to enable rapid space maneuverability and high delta-v capabilities.
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Portal Space Systems at a glance
Portal Space Systems is an aerospace company headquartered in United States. It has raised at least $79M across the 2 funding rounds on record. Its most recent funding round, Series A, raised $61.5M in March 2026. Xcout tracks 13 named people at Portal Space Systems, including Jeff Thornburg (CEO and CTO). Xcout recorded 39 job postings from Portal Space Systems in the last 90 days, naming tools such as Datadog, Fortinet, Grafana.
Portal Space Systems leadership
- Jeff ThornburgCEO and CTO
- Jeffery ThornburgChief Executive Officer
- Ian VorbachPresident and CRO
- Jeff ThornburgCEO and founder
- Kimberly PetittExecutive Assistant to the CEO
- Mark BittermanVP of Government Affairs
7 more named people on record for Portal Space Systems, with roles, board committees and tenure — see the full roster →
Portal Space Systems funding rounds
At least $79M raised across the 2 rounds on record. Every round on record:
| Date | Round | Amount | Investors |
|---|---|---|---|
| Series A | $61.5M | 7 named | |
| Series A | $17.5M | 6 named |
Who invested in each round, lead investors, valuations and the co-investor graph — open the full funding history →
Hiring at Portal Space Systems
Xcout recorded 39 job postings from Portal Space Systems in the last 90 days, from a hiring record Xcout has kept since August 2026.
Tools named in Portal Space Systems's job postings
The weekly hiring trend, the roles and locations behind it — see Portal Space Systems's hiring signals →
Investors
Tech stack
Portal Space Systems competitors
A few of Portal Space Systems's closest competitors — see the full list of competitors and alternatives →
Radian Aerospace Inc. is an aerospace technology company headquartered in Bellevue, Washington, developing advanced reusable spaceplane technology.
Gravitics is a defense and space manufacturing company headquartered in Seattle, Washington. The firm specializes in developing commercial space station modules, cargo and logistics carriers, and orbital infrastructure using a modular 4-meter diameter form factor.
Constellation Space Corp is a company headquartered in Seattle, Washington, that builds ConstellationOS. This operating system is designed as an AI operating system for mega-scale satellite networks.
Momentus Inc. is an American commercial space company headquartered in San Jose, California, that designs and manufactures in-space infrastructure, offering transportation and related in-space services.
Katalyst Space Technologies develops robotic spacecraft and dynamic space operations solutions for satellite servicing and orbital management. Its flagship product, Nexus, provides capabilities such as orbital maneuvering, docking, robotic servicing, and on-orbit hardware upgrades for government and commercial space operators.
GATE Space builds high-thrust chemical propulsion systems and mobility solutions powered by patented rocket engines and green propellants. Their products enable satellites, capsules, and landing vehicles to perform rapid maneuvers and precise orbit and attitude control.
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More on Portal Space Systems in Xcout Intel
- 13 named people with titles, LinkedIn and board committees
- 2 funding rounds with the investors in each, and who they co-invest with
- Weekly hiring history and the mix of roles behind it
- The full competitor set, tracking, exports and API access