John Jansen

John Jansen

Active Investor

Co-Founder at Clap Capital

Italy

John Jansen, Co-Founder at Clap Capital is an active investor based in Italy. This profile covers what John Jansen backs, at which stage, and how founders can reach out in 2026.

Investor type
AngelInvestor
Stages
Pre SeedSeed
Invests in
FintechCrypto & Web3Consumer & RetailE-commerce & D2CMarketing & AdTech
Location
Italy
Typical check
$150K
Past investments
1

Notable investments

Attrace

How to reach John Jansen

Angels and operators like John Jansen 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.

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Frequently Asked Questions

What does John Jansen invest in?

John Jansen invests in Fintech, Crypto & Web3, Consumer & Retail and E-commerce & D2C, typically at Pre Seed and Seed. Match your sector and stage, then reach out with a personalized pitch.

What stage does John Jansen invest at?

John Jansen typically invests at Pre Seed and Seed. Lead with traction that fits the stage when you reach out.

What is John Jansen's typical check size?

John Jansen typically writes checks around $150K. Use it as a signal for whether your raise fits their stage.

How do I contact John Jansen?

Unlock John Jansen's verified email on Round Funded Accelerator and send a personalized pitch. We surface only deliverable contacts so your outreach lands.

Application closes in --:--:--
Email John Jansen