An angel investor and operator angel based in Amsterdam, Netherlands, Willem Willemstein has 12 known investments: Twisto, Yoco, Migo, BUX, Meniga, 8 Securities, Cellulant, Zecco, Ancoa Software, Lendahand, Openclaims and Owlin.
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Investment focus
- Stage
- Series B
Contacts
Willem Willemstein portfolio companies (12)
- Twisto
- Yoco
- Migo
- BUX
- Meniga
- 8 Securities
- Cellulant
- Zecco
- Ancoa Software
- Lendahand
- Openclaims
- Owlin
Investor Profile
Founders in the listed sectors AI, Consumer, FinTech and SaaS, and focus areas Analytics, Banking, Credit and Data Analytics will recognize the pattern in this portfolio.
Willem Willemstein appears in Series B rounds across the known deals.
The portfolio and focus above give founders context on whether Willem Willemstein matches their raise.
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Frequently asked questions
Who is Willem Willemstein?
Willem Willemstein is an angel investor and operator angel based in Amsterdam, Netherlands with 12 known investments on file, among them Twisto, Yoco and Migo. The sections above list the sectors and stages attached to that record.
What does Willem Willemstein invest in?
Listed sectors include AI, Consumer, FinTech and SaaS; listed focus areas include Analytics, Banking, Credit and Data Analytics. Those tags come from the companies attached to this profile, so they read as a record of what has been backed rather than a stated preference for what comes next.
What stage does Willem Willemstein invest at?
The known deals of Willem Willemstein include Series B rounds. Stage is the strongest single filter when you build a target list: an investor with no record at your stage rarely starts with you.
How do I contact Willem Willemstein?
An email address and a LinkedIn page are on file for Willem Willemstein. The address stays masked on this page and is readable inside RaiseHunt after you create an account. The database holds no phone number for this profile.
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Data: RaiseHunt investor dataset · Snapshot 5 September 2026 · How this data is built · Report a correction or request removal