Klaus von Sayn-Wittgenstein is an angel investor based in Malibu, California, United States with 10 known investments: Buffer, Unbabel, Cekura AI, Framed Data, FlightCar, Streem, Casetext, Red Tricycle, OpenPhone and BabylonAI.
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Investment focus
Contacts
Klaus von Sayn-Wittgenstein portfolio companies (10)
- Buffer
- Unbabel
- Cekura AI
- Framed Data
- FlightCar
- Streem
- Casetext
- Red Tricycle
- OpenPhone
- BabylonAI
Affiliated funds' portfolios
Seed Investor at Crimson, whose known portfolio counts 10 companies
- Section
- Bitmain
- Foxy
- Glide Slope
- Hilburn Investment Company
- PoliVec
- Resonext Communications
- Sovereign Sportsman Solutions
- Thrivist
- ZettaCom
Investor Profile
Founders in the listed sectors AI, Commerce, Consumer and SaaS, and focus areas Communications, Data Analytics, Developer Tools and Legal Tech will recognize the pattern in this portfolio.
Klaus von Sayn-Wittgenstein appears in Pre-Seed, Seed and Series A rounds across the known deals.
Reviewing the investment history helps decide whether there is a realistic fit before reaching out.
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Frequently asked questions
Who is Klaus von Sayn-Wittgenstein?
Klaus von Sayn-Wittgenstein is an angel investor based in Malibu, California, United States with 10 known investments on file, among them Buffer, Unbabel and Cekura AI. The sections above list the sectors, stages and firms attached to that record.
What does Klaus von Sayn-Wittgenstein invest in?
Listed sectors include AI, Commerce, Consumer and SaaS; listed focus areas include Communications, Data Analytics, Developer Tools and Legal Tech. 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 Klaus von Sayn-Wittgenstein invest at?
The known deals of Klaus von Sayn-Wittgenstein include Pre-Seed, Seed and Series A 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.
Which firm is Klaus von Sayn-Wittgenstein listed at?
Klaus von Sayn-Wittgenstein is listed as Seed Investor at Crimson. 2 other people in the database share a firm with Klaus von Sayn-Wittgenstein.
How do I contact Klaus von Sayn-Wittgenstein?
A LinkedIn page is on file for Klaus von Sayn-Wittgenstein. It is readable inside RaiseHunt after you create an account. The database holds no email address and 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