Caleb Sima is an angel investor and operator angel based in San Francisco, California, United States with 5 known investments: Resourcely, Phylum, ProjectDiscovery, Tromzo and Cobalt.io.
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Investment focus
Contacts
Caleb Sima portfolio companies (5)
- Resourcely
- Phylum
- ProjectDiscovery
- Tromzo
- Cobalt.io
Investor Profile
The known portfolio sits in sectors Hardware and SaaS, and focus areas Cloud Infrastructure, Cybersecurity, DevOps and Identity.
Stage-wise, the known deals cluster around Seed and Series A rounds.
Reviewing the investment history helps decide whether there is a realistic fit before reaching out.
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Frequently asked questions
Who is Caleb Sima?
Caleb Sima is an angel investor and operator angel based in San Francisco, California, United States with 5 known investments on file, among them Resourcely, Phylum and ProjectDiscovery. The sections above list the sectors and stages attached to that record.
What does Caleb Sima invest in?
Listed sectors include Hardware and SaaS; listed focus areas include Cloud Infrastructure, Cybersecurity, DevOps and Identity. 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 Caleb Sima invest at?
The known deals of Caleb Sima 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.
How do I contact Caleb Sima?
An email address and a LinkedIn page are on file for Caleb Sima. 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