Rob Santos is an angel investor and operator angel based in Turlock, California, United States. The known portfolio counts 8 companies: Shift, ChowNow, Arrowroot Advisors, Arrowroot Capital, HSR Devon, Halpern Real Estate Ventures, Ladrillo and Uhiwai O Haleakalā.
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Investment focus
Contacts
Rob Santos portfolio companies (8)
- Shift
- ChowNow
- Arrowroot Advisors
- Arrowroot Capital
- HSR Devon
- Halpern Real Estate Ventures
- Ladrillo
- Uhiwai O Haleakalā
Investor Profile
The listing covers sectors AI, Consumer, FinTech and Healthcare, and focus areas Digital Health, MedTech, PetTech and Telemedicine. Startups operating in these areas may find Rob Santos relevant.
Stage-wise, the known deals cluster around Seed and Series A rounds.
Reviewing the investment history helps decide whether there is a realistic fit before reaching out.
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Frequently asked questions
Who is Rob Santos?
Rob Santos is an angel investor and operator angel based in Turlock, California, United States with 8 known investments on file, among them Shift, ChowNow and Arrowroot Advisors. The sections above list the sectors and stages attached to that record.
What does Rob Santos invest in?
Listed sectors include AI, Consumer, FinTech and Healthcare; listed focus areas include Digital Health, MedTech, PetTech 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 Rob Santos invest at?
The known deals of Rob Santos include Seed and Series A 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 Rob Santos?
An email address, a phone number and a LinkedIn page are on file for Rob Santos. 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