An angel investor and operator angel based in Miami, Florida, United States, Klaus Oestermann has 8 known investments: CloudVolumes, Nordsense, Venafi, Rancher Labs, Mesh7, BedRock Systems, Cotendo and Zigna.
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Investment focus
- Sector
- AIHardwareHealthcareSaaS
Contacts
Klaus Oestermann portfolio companies (8)
- CloudVolumes
- Nordsense
- Venafi
- Rancher Labs
- Mesh7
- BedRock Systems
- Cotendo
- Zigna
Affiliated funds' portfolios
Investor & Advisor at The Fabric, whose known portfolio counts 9 companies
- Cloudbrink
- IoTium
- OpsCruise
- Mesh7
- Copperwire Systems
- Kmesh.io
- Pensa Networks
- Rosetta Cyber Systems
- Spanugo
Investor Profile
The listing covers sectors AI, Hardware, Healthcare and SaaS, and focus areas Cloud Infrastructure, Cybersecurity, Data Analytics and DevOps. Startups operating in these areas may find Klaus Oestermann relevant.
Klaus Oestermann appears in Seed and Series A rounds across the known deals.
The portfolio and focus above give founders context on whether Klaus Oestermann matches their raise.
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Frequently asked questions
Who is Klaus Oestermann?
Klaus Oestermann is an angel investor and operator angel based in Miami, Florida, United States with 8 known investments on file, among them CloudVolumes, Nordsense and Venafi. The sections above list the sectors, stages and firms attached to that record.
What does Klaus Oestermann invest in?
Listed sectors include AI, Hardware, Healthcare and SaaS; listed focus areas include Cloud Infrastructure, Cybersecurity, Data Analytics and DevOps. 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 Oestermann invest at?
The known deals of Klaus Oestermann include 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 Oestermann listed at?
Klaus Oestermann is listed as Investor & Advisor at The Fabric. 2 other people in the database share a firm with Klaus Oestermann.
How do I contact Klaus Oestermann?
An email address, a phone number and a LinkedIn page are on file for Klaus Oestermann. The address stays masked on this page and is readable inside RaiseHunt after you create an account.
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Data: RaiseHunt investor dataset · Snapshot 5 September 2026 · How this data is built · Report a correction or request removal