An angel investor and operator angel based in Seattle, Washington, United States, Mark Birzell has one known investment, ProCogia.
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Investment focus
Contacts
Mark Birzell portfolio company (1)
- ProCogia
Investor Profile
The listing covers sectors Commerce, Consumer, Hardware and Healthcare, and focus areas Biotech, Consumer Internet and Retail. Startups operating in these areas may find Mark Birzell relevant.
Mark Birzell is listed for Pre-Seed and Seed rounds in the database.
The portfolio and focus above give founders context on whether Mark Birzell matches their raise.
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Frequently asked questions
Who is Mark Birzell?
Mark Birzell is an angel investor and operator angel based in Seattle, Washington, United States with one known investment on file, ProCogia. The sections above list the sectors and stages attached to that record.
What does Mark Birzell invest in?
Listed sectors include Commerce, Consumer, Hardware and Healthcare; listed focus areas include Biotech, Consumer Internet and Retail. 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 Mark Birzell invest at?
The database lists Mark Birzell 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 Mark Birzell?
An email address and a LinkedIn page are on file for Mark Birzell. 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 6 September 2026 · How this data is built · Report a correction or request removal