Douglas Flanzer is an operator angel based in San Francisco, California, United States with one known investment, testRigor.
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Investment focus
- Focus
- Developer ToolsMachine LearningTest Automation
Contacts
Douglas Flanzer portfolio company (1)
- testRigor
Investor Profile
The listing covers sectors AI and SaaS, and focus areas Developer Tools, Machine Learning and Test Automation. Startups operating in these areas may find Douglas Flanzer relevant.
Douglas Flanzer is listed for Pre-Seed and Seed rounds in the database.
Reviewing the investment history helps decide whether there is a realistic fit before reaching out.
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Frequently asked questions
Who is Douglas Flanzer?
Douglas Flanzer is an operator angel based in San Francisco, California, United States with one known investment on file, testRigor. The sections above list the sectors and stages attached to that record.
What does Douglas Flanzer invest in?
Listed sectors include AI and SaaS; listed focus areas include Developer Tools, Machine Learning and Test Automation. 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 Douglas Flanzer invest at?
The database lists Douglas Flanzer for Pre-Seed and Seed 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 Douglas Flanzer?
A LinkedIn page is on file for Douglas Flanzer. 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 6 September 2026 · How this data is built · Report a correction or request removal