John Barnett
General Partner, Founder at JAB Capital Management, LLC
Miami, United States
John Barnett, General Partner, Founder at JAB Capital Management, LLC is an active investor based in Miami, United States. This profile covers what John Barnett backs, at which stage, and how founders can reach out in 2026.
John Barnett is the General Partner and Founder of JAB Capital Management, LLC, a value investing partnership, and previously worked as an analyst at Brown Advisory.
John Barnett invests in Fintech, typically at Early Stage Venture and Late Stage Venture.
- Investor type
- VCAngel
- Stages
- Early Stage VentureLate Stage Venture
- Invests in
- Fintech
- Location
- Miami, United States
- Typical check
- $3.8M
How to reach John Barnett
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Round Funded. "John Barnett." Round Funded investor database, updated November 3, 2026.
Stable URL, it will not change: https://www.roundfunded.com/en/investor/john-barnett
Frequently Asked Questions
Who is John Barnett?
John Barnett, General Partner, Founder at JAB Capital Management, LLC is an active investor based in Miami, United States. John Barnett invests in Fintech, typically at Early Stage Venture and Late Stage Venture.
What does John Barnett invest in?
John Barnett invests in Fintech, typically at Early Stage Venture and Late Stage Venture. Match your sector and stage, then reach out with a personalized pitch.
What stage does John Barnett invest at?
John Barnett typically invests at Early Stage Venture and Late Stage Venture. Lead with traction that fits the stage when you reach out.
What is John Barnett's typical check size?
John Barnett typically writes checks around $3.8M. Use it as a signal for whether your raise fits their stage.
How do founders reach investors like this?
Round Funded lists active investors with verified, professional contact details for signed-up founders. Filter by sector, stage and location, then send a personalized pitch from your own inbox.
What is Round Funded?
Round Funded is an investor database and outreach platform for startup founders. It lists 60,000+ active investors with verified contacts, filtered to recent investment activity, and lets founders send personalized pitches from their own Gmail, track replies, and share a free Data Room. Round+ starts at $99 per month with a 3-day trial.