Patrick O'Brien is a Private Investor at Eaton Vance, whose known portfolio counts 3 companies.
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Investment focus
- Stage
- GrowthLate-Stage
Contacts
Affiliated funds' portfolios
Private Investor at Eaton Vance, whose known portfolio counts 3 companies
- Caris Life Sciences
- AFGlobal Corp
- Tandems
Investor Profile
Stage-wise, the deals at Eaton Vance cluster around Growth and Late-Stage rounds.
What the affiliated firm has backed is the closest available signal on whether Patrick O'Brien is worth approaching.
Frequently asked questions
Who is Patrick O'Brien?
Patrick O'Brien is a venture debt investor based in Baltimore, Maryland, United States, listed as Private Investor at Eaton Vance. The known portfolio of that firm counts 3 companies. That portfolio belongs to the firm, not to Patrick O'Brien personally.
What stage does Patrick O'Brien invest at?
Eaton Vance appears in Growth and Late-Stage rounds across its known deals, and Patrick O'Brien is listed there as Private Investor. 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 Patrick O'Brien listed at?
Patrick O'Brien is listed as Private Investor at Eaton Vance, whose known portfolio counts 3 companies.
How do I contact Patrick O'Brien?
A LinkedIn page is on file for Patrick O'Brien. 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