Leo Grzhonko, Angel investor in North Miami Beach is an active investor based in North Miami Beach, Florida. This profile covers what Leo Grzhonko backs, at which stage, and how founders can reach out in 2026.
Leo Grzhonko is Chairman of the Board at OysterLabs, Inc. and Partner at SWIFT Collectors LLC, with expertise in business strategy and online marketing.
Leo Grzhonko invests in Fintech and Consumer & Retail, typically at Seed and Series A.
- Investor type
- Angel
- Stages
- SeedSeries A
- Invests in
- FintechConsumer & Retail
- Location
- North Miami Beach, Florida
- Typical check
- $625K
How to reach Leo Grzhonko
Angels and operators like Leo Grzhonko 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. "Leo Grzhonko." Round Funded investor database, updated November 2, 2026.
Stable URL, it will not change: https://www.roundfunded.com/en/investor/leo-grzhonko
Frequently Asked Questions
Who is Leo Grzhonko?
Leo Grzhonko, Angel investor in North Miami Beach is an active investor based in North Miami Beach, Florida. Leo Grzhonko invests in Fintech and Consumer & Retail, typically at Seed and Series A.
What does Leo Grzhonko invest in?
Leo Grzhonko invests in Fintech and Consumer & Retail, typically at Seed and Series A. Match your sector and stage, then reach out with a personalized pitch.
What stage does Leo Grzhonko invest at?
Leo Grzhonko typically invests at Seed and Series A. Lead with traction that fits the stage when you reach out.
What is Leo Grzhonko's typical check size?
Leo Grzhonko typically writes checks around $625K. 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.