Casper Boot, Co-founder / Owner at Castanjo Ventures is an active investor based in Amsterdam, North Holland. This profile covers what Casper Boot backs, at which stage, and how founders can reach out in 2026.
Casper Boot is a Co-founder/Owner at Castanjo Ventures and Founder/Owner at JUMA BV, focusing on early-stage startups.
Casper Boot invests in SaaS & Enterprise, typically at Seed and Early Stage Venture.
- Investor type
- AngelVC
- Stages
- SeedEarly Stage Venture
- Invests in
- SaaS & Enterprise
- Location
- Amsterdam, North Holland
- Typical check
- $375K
How to reach Casper Boot
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Cite this page
Round Funded. "Casper Boot." Round Funded investor database, updated November 3, 2026.
Stable URL, it will not change: https://www.roundfunded.com/en/investor/casper-boot
Frequently Asked Questions
Who is Casper Boot?
Casper Boot, Co-founder / Owner at Castanjo Ventures is an active investor based in Amsterdam, North Holland. Casper Boot invests in SaaS & Enterprise, typically at Seed and Early Stage Venture.
What does Casper Boot invest in?
Casper Boot invests in SaaS & Enterprise, typically at Seed and Early Stage Venture. Match your sector and stage, then reach out with a personalized pitch.
What stage does Casper Boot invest at?
Casper Boot typically invests at Seed and Early Stage Venture. Lead with traction that fits the stage when you reach out.
What is Casper Boot's typical check size?
Casper Boot typically writes checks around $375K. Use it as a signal for whether your raise fits their stage.
How do founders reach investors like this?
Round Funded lists active investors with verified, professional contact details for signed-up founders. Filter by sector, stage and location, then send a personalized pitch from your own inbox.
What is Round Funded?
Round Funded is an investor database and outreach platform for startup founders. It lists 60,000+ active investors with verified contacts, filtered to recent investment activity, and lets founders send personalized pitches from their own Gmail, track replies, and share a free Data Room. Round+ starts at $99 per month with a 3-day trial.