Jeffrey Leventhal
Managing Partner at S12F
New York City, New York
Jeffrey Leventhal, Managing Partner at S12F is an active investor based in New York City, New York. This profile covers what Jeffrey Leventhal backs, at which stage, and how founders can reach out in 2026.
- Investor type
- AngelVCPEInvestment Partner
- Stages
- Early Stage VentureSeed
- Invests in
- FintechPaymentsSaaS & EnterpriseConsumer & RetailMarketplaceMarketing & AdTechHR & Future of Work
- Location
- New York City, New York
- Typical check
- $375K
- Past investments
- 12
Notable investments
BackboneAI
Bolster
KustomerCore Technology SolutionsBodhalaDel-Air Heating, Air Conditioning, Plumbing and Electrical
MBO PartnersHow to reach Jeffrey Leventhal
Angels and operators like Jeffrey Leventhal 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 Jeffrey Leventhal
Frequently Asked Questions
What does Jeffrey Leventhal invest in?
Jeffrey Leventhal invests in Fintech, Payments, SaaS & Enterprise and Consumer & Retail, typically at Early Stage Venture and Seed. Match your sector and stage, then reach out with a personalized pitch.
What stage does Jeffrey Leventhal invest at?
Jeffrey Leventhal typically invests at Early Stage Venture and Seed. Lead with traction that fits the stage when you reach out.
What is Jeffrey Leventhal's typical check size?
Jeffrey Leventhal typically writes checks around $375K. Use it as a signal for whether your raise fits their stage.
How do I contact Jeffrey Leventhal?
Unlock Jeffrey Leventhal's verified email on Round Funded Accelerator and send a personalized pitch. We surface only deliverable contacts so your outreach lands.