John Sung Kim
Angel investor in San Francisco
San Francisco, California
John Sung Kim, Angel investor in San Francisco is an active investor based in San Francisco, California. This profile covers what John Sung Kim backs, at which stage, and how founders can reach out in 2026.
- Investor type
- AngelInvestment Partner
- Stages
- Early Stage Venture
- Invests in
- Healthcare & BiotechSaaS & EnterpriseConsumer & RetailManufacturing & IndustrialPropTech & Real Estate
- Location
- San Francisco, California
- Typical check
- $500K
- Past investments
- 5
Notable investments
JetBridgeCredy
Rappilvl5How to reach John Sung Kim
Angels and operators like John Sung Kim 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. "John Sung Kim." Round Funded investor database, updated September 8, 2026.
Stable URL, it will not change: https://www.roundfunded.com/en/investor/john-sung-kim
Frequently Asked Questions
What does John Sung Kim invest in?
John Sung Kim invests in Healthcare & Biotech, SaaS & Enterprise, Consumer & Retail and Manufacturing & Industrial, typically at Early Stage Venture. Match your sector and stage, then reach out with a personalized pitch.
What stage does John Sung Kim invest at?
John Sung Kim typically invests at Early Stage Venture. Lead with traction that fits the stage when you reach out.
What is John Sung Kim's typical check size?
John Sung Kim 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.