Jeff Crusey is an angel investor and operator angel based in London, England, United Kingdom with 27 known investments, including Nu Quantum, Nightingale Security, ICEYE, True Anomaly, D-Orbit, Castelion, OpenLight, A123 Systems, Portal Space Systems, Danti, QuadSAT and Seasats.
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Investment focus
Contacts
Jeff Crusey portfolio companies (27)
- Nu Quantum
- Nightingale Security
- ICEYE
- True Anomaly
- D-Orbit
- Castelion
- OpenLight
- A123 Systems
- Portal Space Systems
- Danti
- QuadSAT
- Seasats
- AST SpaceMobile
- Altitude Angel
- Miasole
- QD Vision
- UltraSoC
- Xona Space Systems
- Zephr
- Arqit Limited
- Bamboo Systems
- ChAI Predict
- Epsilon3
- Haxion
- Opteran
- Seraphim Space
- TransRobotics
Investor Profile
Founders in the listed sectors AI, Climate and Hardware, and focus areas Aerospace, Cybersecurity, DeepTech and Machine Learning will recognize the pattern in this portfolio.
Jeff Crusey appears in Seed and Series A rounds across the known deals.
The portfolio and focus above give founders context on whether Jeff Crusey matches their raise.
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Frequently asked questions
Who is Jeff Crusey?
Jeff Crusey is an angel investor and operator angel based in London, England, United Kingdom with 27 known investments on file, among them Nu Quantum, Nightingale Security and ICEYE. The sections above list the sectors and stages attached to that record.
What does Jeff Crusey invest in?
Listed sectors include AI, Climate and Hardware; listed focus areas include Aerospace, Cybersecurity, DeepTech and Machine Learning. Those tags come from the companies attached to this profile, so they read as a record of what has been backed rather than a stated preference for what comes next.
What stage does Jeff Crusey invest at?
The known deals of Jeff Crusey include Seed and Series A rounds. Stage is the strongest single filter when you build a target list: an investor with no record at your stage rarely starts with you.
How do I contact Jeff Crusey?
An email address, a phone number and a LinkedIn page are on file for Jeff Crusey. The address stays masked on this page and is readable inside RaiseHunt after you create an account.
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Data: RaiseHunt investor dataset · Snapshot 5 September 2026 · How this data is built · Report a correction or request removal