Jonathan Birnbaum
Angel investor in New York City
New York City, New York
Jonathan Birnbaum, Angel investor in New York City is an active investor based in New York City, New York. This profile covers what Jonathan Birnbaum backs, at which stage, and how founders can reach out in 2026.
- Investor type
- AngelInvestment Bank
- Stages
- Pre SeedSeedSeries BLate Stage Venture
- Invests in
- FintechWealthTechMarketplaceHealthcare & BiotechSaaS & EnterpriseConsumer Goods (CPG)
- Location
- New York City, New York
- Typical check
- $1.6M
- Past investments
- 8
Notable investments
Catalant
AviziaSidekick FundHourlyNerdEat Your Coffee
DocDocBells VenturesDomain MoneyHow to reach Jonathan Birnbaum
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Connect with Jonathan Birnbaum
Frequently Asked Questions
What does Jonathan Birnbaum invest in?
Jonathan Birnbaum invests in Fintech, WealthTech, Marketplace and Healthcare & Biotech, typically at Pre Seed, Seed, Series B and Late Stage Venture. Match your sector and stage, then reach out with a personalized pitch.
What stage does Jonathan Birnbaum invest at?
Jonathan Birnbaum typically invests at Pre Seed, Seed, Series B and Late Stage Venture. Lead with traction that fits the stage when you reach out.
What is Jonathan Birnbaum's typical check size?
Jonathan Birnbaum typically writes checks around $1.6M. Use it as a signal for whether your raise fits their stage.
How do I contact Jonathan Birnbaum?
Unlock Jonathan Birnbaum's verified email on Round Funded Accelerator and send a personalized pitch. We surface only deliverable contacts so your outreach lands.