John Browne is an angel investor and operator angel based in United Kingdom. The known portfolio counts 5 companies: Avathon, Windward, Kayrros, Afiniti and Giant Ventures.
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Investment focus
- Stage
- Series A
Contacts
John Browne portfolio companies (5)
- Avathon
- Windward
- Kayrros
- Afiniti
- Giant Ventures
Investor Profile
Founders in the listed sectors AI, Climate and SaaS, and focus areas Clean Energy, Data Analytics, Enterprise SaaS and Geospatial will recognize the pattern in this portfolio.
John Browne appears in Series A rounds across the known deals.
Reviewing the investment history helps decide whether there is a realistic fit before reaching out.
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Frequently asked questions
Who is John Browne?
John Browne is an angel investor and operator angel based in United Kingdom with 5 known investments on file, among them Avathon, Windward and Kayrros. The sections above list the sectors and stages attached to that record.
What does John Browne invest in?
Listed sectors include AI, Climate and SaaS; listed focus areas include Clean Energy, Data Analytics, Enterprise SaaS and Geospatial. 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 John Browne invest at?
The known deals of John Browne include 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 John Browne?
A LinkedIn page is on file for John Browne. It is readable inside RaiseHunt after you create an account. The database holds no email address and no phone number for this profile.
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Data: RaiseHunt investor dataset · Snapshot 5 September 2026 · How this data is built · Report a correction or request removal