Nate Gross is an angel investor and operator angel based in San Francisco, California, United States. The known portfolio is one company, Cityblock Health.
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Investment focus
- Stage
- Seed
- Sector
- AIHealthcareSaaS
Contacts
Nate Gross portfolio company (1)
- Cityblock Health
Affiliated funds' portfolios
Health at OpenAI, whose known portfolio counts 9 companies
- Figure
- Harvey
- Chai Discovery
- Anysphere
- Physical Intelligence
- Vengo AI
- The Stargate Project
- AIGT
- Co Guard
Investor Profile
Founders in the listed sectors AI, Healthcare and SaaS, and focus areas Consumer Health, Digital Health, EHR and Enterprise SaaS will recognize the pattern in this portfolio.
Nate Gross is listed for Seed rounds in the database.
The portfolio and focus above give founders context on whether Nate Gross matches their raise.
Colleagues at OpenAI
Showing 20 of 36
David Yakobovitch
Investor
New York, United States
Fidji Simo
CEO, AGI Deployment
Palo Alto, United States
Bret Taylor
Investor
San Francisco, United States
Alexandre Berriche
Late Stage Investor
Paris, France
Boris Revsin
Investor
Boston, United States
James Zhong
Investor
Melbourne, Australia
Sam Altman
CEO
San Francisco, United States
Tanooj Luthra
Investor
San Francisco, United States
Kristen Clifford
Corporate Development
San Francisco, United States
Jason Brenier
Investor
San Francisco, United States
Mahmoud Abdelsalam
Engineering Leadership
Seattle, United States
Susan Wang
Strategic Finance
San Francisco, United States
Ngan Nguyen
Managing Partner
United States
Ai Ha
Investor
San Francisco, United States
Nikola P.
Investor
Serbia
Angela Jimenez MD Mps
Investor
San Francisco, United States
Hari Srikanth
Investor
San Francisco, United States
Geoff Lewis
Investor
Los Angeles, United States
Colin M Evans
Venture Partner
San Francisco, United States
Chandra Shekar
Private Investor
United States
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Frequently asked questions
Who is Nate Gross?
Nate Gross is an angel investor and operator angel based in San Francisco, California, United States with one known investment on file, Cityblock Health. The sections above list the sectors, stages and firms attached to that record.
What does Nate Gross invest in?
Listed sectors include AI, Healthcare and SaaS; listed focus areas include Consumer Health, Digital Health, EHR and Enterprise SaaS. 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 Nate Gross invest at?
The database lists Nate Gross for 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 Nate Gross listed at?
Nate Gross is listed as Health at OpenAI. 36 other people in the database share a firm with Nate Gross.
How do I contact Nate Gross?
An email address, a phone number and a LinkedIn page are on file for Nate Gross. The address stays masked on this page and is readable inside RaiseHunt after you create an account.
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Data: RaiseHunt investor dataset · Snapshot 5 September 2026 · How this data is built · Report a correction or request removal