Jeff Duncan is an angel investor. The known portfolio counts 16 companies, including UXPin, Mammoth Biosciences, Razorpay, Grail, Synapticure, iMicrobes, ArsenalBio, Lyten, Chemify, SignalWire, Betteromics and Bitwise Asset Management.
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Investment focus
- Sector
- AIFinTechHealthcareSaaS
Contacts
Jeff Duncan portfolio companies (16)
- UXPin
- Mammoth Biosciences
- Razorpay
- Grail
- Synapticure
- iMicrobes
- ArsenalBio
- Lyten
- Chemify
- SignalWire
- Betteromics
- Bitwise Asset Management
- Weta Digital
- Aldevron
- Cellanome
- DeepSight
Investor Profile
The listing covers sectors AI, FinTech, Healthcare and SaaS, and focus areas Asset Management, Biotech, Computer Vision and Cross-Industry. Startups operating in these areas may find Jeff Duncan relevant.
Stage-wise, the known deals cluster around Pre-Seed, Seed and Series A rounds.
The portfolio and focus above give founders context on whether Jeff Duncan matches their raise.
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Frequently asked questions
Who is Jeff Duncan?
Jeff Duncan is an angel investor with 16 known investments on file, among them UXPin, Mammoth Biosciences and Razorpay. The sections above list the sectors and stages attached to that record.
What does Jeff Duncan invest in?
Listed sectors include AI, FinTech, Healthcare and SaaS; listed focus areas include Asset Management, Biotech, Computer Vision and Cross-Industry. 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 Duncan invest at?
The known deals of Jeff Duncan include Pre-Seed, 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 Duncan?
An email address, a phone number and a LinkedIn page are on file for Jeff Duncan. 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