John Cassidy
Managing Partner at JJB Capital Partners
Carlsbad, California
John Cassidy, Managing Partner at JJB Capital Partners is an active investor based in Carlsbad, California. This profile covers what John Cassidy backs, at which stage, and how founders can reach out in 2026.
John Cassidy is the Managing Partner at JJB Capital Partners and Chief Financial Officer at Genomic Testing Cooperative and Bezyl®.
- Investor type
- VC
- Stages
- Early Stage Venture
- Invests in
- Digital Health & HealthTechFintech
- Location
- Carlsbad, California
- Typical check
- $500K
How to reach John Cassidy
Angels and operators like John Cassidy reply to specific, personalized notes that show real traction, not mass blasts. Build a verified list, write a note that fits their thesis, and track replies, all on Round Funded.
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About this profile
This profile is part of Round Funded, an investor database and outreach platform for founders. It covers 60,000+ active VCs, angels, family offices and accelerators with verified contacts, lets you send pitches from your own Gmail, and includes a free Data Room for your raise.
Frequently Asked Questions
What does John Cassidy invest in?
John Cassidy invests in Digital Health & HealthTech and Fintech, typically at Early Stage Venture. Match your sector and stage, then reach out with a personalized pitch.
What stage does John Cassidy invest at?
John Cassidy typically invests at Early Stage Venture. Lead with traction that fits the stage when you reach out.
What is John Cassidy's typical check size?
John Cassidy typically writes checks around $500K. Use it as a signal for whether your raise fits their stage.
How do I contact John Cassidy?
Unlock John Cassidy's verified email on Round Funded and send a personalized pitch. We surface only deliverable contacts so your outreach lands.
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.