An angel investor and operator angel based in San Francisco, California, United States, Russell Cook has 10 known investments: Bolt, Flexport, Rain, Postmates, Bonsai, Pacaso, Serve Robotics, Rubrik, ThoughtSpot and Hims & Hers.
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Investment focus
Contacts
Russell Cook portfolio companies (10)
- Bolt
- Flexport
- Rain
- Postmates
- Bonsai
- Pacaso
- Serve Robotics
- Rubrik
- ThoughtSpot
- Hims & Hers
Affiliated funds' portfolios
Limited Partner at HC9 Ventures, whose known portfolio counts 7 companies
- XP Health
- Reema Health
- Laguna Health
- Circadian Health
- Forge Health
- Gather Health
- Psych Hub
Investor Profile
Founders in the listed sectors Commerce, Hardware, Healthcare and Real Estate, and focus areas Last Mile Delivery, Robotics, Supply Chain and Telemedicine will recognize the pattern in this portfolio.
Stage-wise, the known deals cluster around Growth, Pre-Seed and Seed rounds.
Reviewing the investment history helps decide whether there is a realistic fit before reaching out.
Colleagues at HC9 Ventures
Richard Lungen
General Partner / Co-Founder
Chappaqua, United States
Charlie Falcone
Founder & General Partner
Newtown Square, United States
John Paik
Limited Partner
Rumson, United States
Helen Ciesielski
Principal
St Louis, United States
Jon Gordon
Co-Founder & Venture Partner
New York City, United States
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Frequently asked questions
Who is Russell Cook?
Russell Cook is an angel investor and operator angel based in San Francisco, California, United States with 10 known investments on file, among them Bolt, Flexport and Rain. The sections above list the sectors, stages and firms attached to that record.
What does Russell Cook invest in?
Listed sectors include Commerce, Hardware, Healthcare and Real Estate; listed focus areas include Last Mile Delivery, Robotics, Supply Chain and Telemedicine. 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 Russell Cook invest at?
The known deals of Russell Cook include Growth, 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.
Which firm is Russell Cook listed at?
Russell Cook is listed as Limited Partner at HC9 Ventures. 5 other people in the database share a firm with Russell Cook.
How do I contact Russell Cook?
An email address and a LinkedIn page are on file for Russell Cook. 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