J. Cliffs, Angel investor in San Diego County is an active investor based in San Diego County, California. This profile covers what J. Cliffs backs, at which stage, and how founders can reach out in 2026.
J. Cliffs' investment interests include proteins, proteomics, synthesis, bioinformatics, software, biotechnology, and data mining.
J. Cliffs invests in Healthcare & Biotech and SaaS & Enterprise, typically at Early Stage Venture.
- Investor type
- Angel
- Stages
- Early Stage Venture
- Invests in
- Healthcare & BiotechSaaS & Enterprise
- Location
- San Diego County, California
- Typical check
- $500K
How to reach J. Cliffs
Angels and operators like J. Cliffs 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
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Cite this page
Round Funded. "J. Cliffs." Round Funded investor database, updated November 3, 2026.
Stable URL, it will not change: https://www.roundfunded.com/en/investor/j-cliffs
Frequently Asked Questions
Who is J. Cliffs?
J. Cliffs, Angel investor in San Diego County is an active investor based in San Diego County, California. J. Cliffs invests in Healthcare & Biotech and SaaS & Enterprise, typically at Early Stage Venture.
What does J. Cliffs invest in?
J. Cliffs invests in Healthcare & Biotech and SaaS & Enterprise, typically at Early Stage Venture. Match your sector and stage, then reach out with a personalized pitch.
What stage does J. Cliffs invest at?
J. Cliffs typically invests at Early Stage Venture. Lead with traction that fits the stage when you reach out.
What is J. Cliffs's typical check size?
J. Cliffs typically writes checks around $500K. 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.