John Fein
Solo GP · Overland Park, Kansas
Named as the only individual (Manager of the General Partner of the Issuer) on the Form D for Firebrand Ventures III, LP, a $40M venture fund (May 2025). Also a non-executive director at 1 startup that filed Form D.
Angel Investment Confidence Score
Algorithmic score indicating recent deal velocity, check size reliability, and investment conviction in early-stage startups.
Why John Fein holds a 86/100 confidence score
- Verified active check-writing activity within the last 12 months
- Target check sizes calibrated between $400K–$1.2M
- Cross-sector early stage track record
- Named as the only individual (Manager of the General Partner of the Issuer) on the Form D for Firebrand Ventures III, LP, a $40M venture fund (May 2025). Also a non-executive director at 1 startup that filed Form D.
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Check My Startup FitVerified investment track record
Named as the only individual (Manager of the General Partner of the Issuer) on the Form D for Firebrand Ventures III, LP, a $40M venture fund (May 2025). Also a non-executive director at 1 startup that filed Form D.
Source: SEC Form D: Firebrand Ventures III, LP (May 2, 2025) · 1 more source
- Stages
- Pre-seed to Series A
- Typical check (est.)
- $400K–$1.2M
- Verified deals
- 2 on file
- Latest activity
- Oct 2025
Is John Fein a fit for you?
See your AI startup fit score, verified contact channels, and warm paths through your network.
What sectors does John Fein back?
Sector focus not yet verifiedVerified investments & deal activity
2 deals trackedRecent startup investments, syndicate rounds, and public co-investments across the US and Europe.
Public Verification Sources
- SEC Form D: Firebrand Ventures III, LPMay 2, 2025
- SEC Form D (board seat): LODAS MarketsOct 27, 2025
Data refreshed from SEC filings and public European announcements Oct 15, 2026. Is this you? Correct or remove this profile.
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