John Serafini
Founder & CEO at Shield Capital
United States
John Serafini, Founder & CEO at Shield Capital is an active investor based in United States. This profile covers what John Serafini backs, at which stage, and how founders can reach out in 2026.
- Investor type
- VCPEInvestor
- Stages
- Early Stage VentureSeed
- Invests in
- Artificial IntelligenceSaaS & EnterpriseClimate & EnergyDeveloper Tools & DataCybersecurityRobotics & AutomationSpace & AerospaceManufacturing & Industrial
- Location
- United States
- Typical check
- $375K
- Past investments
- 9
Notable investments
How to reach John Serafini
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Connect with John Serafini
Frequently Asked Questions
What does John Serafini invest in?
John Serafini invests in Artificial Intelligence, SaaS & Enterprise, Climate & Energy and Developer Tools & Data, typically at Early Stage Venture and Seed. Match your sector and stage, then reach out with a personalized pitch.
What stage does John Serafini invest at?
John Serafini typically invests at Early Stage Venture and Seed. Lead with traction that fits the stage when you reach out.
What is John Serafini's typical check size?
John Serafini typically writes checks around $375K. Use it as a signal for whether your raise fits their stage.
How do I contact John Serafini?
Unlock John Serafini's verified email on Round Funded Accelerator and send a personalized pitch. We surface only deliverable contacts so your outreach lands.