Jonathan Klein
Angel investor in Houston
Houston, Texas
Jonathan Klein, Angel investor in Houston is an active investor based in Houston, Texas. This profile covers what Jonathan Klein backs, at which stage, and how founders can reach out in 2026.
- Investor type
- AngelMicro VCHedge Fund
- Stages
- Pre SeedSeedSeries ASeries BLate Stage Venture
- Invests in
- Artificial IntelligenceFintechLending & CreditHealthcare & BiotechBiotech & PharmaSaaS & EnterpriseConsumer & RetailClimate & Energy
- Location
- Houston, Texas
- Typical check
- $1M
- Past investments
- 2
Notable investments
AccentureGil Penchina Backers Fund IHow to reach Jonathan Klein
Angels and operators like Jonathan Klein 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 Accelerator.
Connect with Jonathan Klein
Frequently Asked Questions
What does Jonathan Klein invest in?
Jonathan Klein invests in Artificial Intelligence, Fintech, Lending & Credit and Healthcare & Biotech, typically at Pre Seed, Seed, Series A and Series B. Match your sector and stage, then reach out with a personalized pitch.
What stage does Jonathan Klein invest at?
Jonathan Klein typically invests at Pre Seed, Seed, Series A and Series B. Lead with traction that fits the stage when you reach out.
What is Jonathan Klein's typical check size?
Jonathan Klein typically writes checks around $1M. Use it as a signal for whether your raise fits their stage.
How do I contact Jonathan Klein?
Unlock Jonathan Klein's verified email on Round Funded Accelerator and send a personalized pitch. We surface only deliverable contacts so your outreach lands.