Ash Rust is an angel investor and operator angel based in San Francisco, California, United States with 3 known investments: Zalos, Puzzle Financial and Empower Sleep.
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Investment focus
- Sector
- AIFinTechHealthcareSaaS
Contacts
Ash Rust portfolio companies (3)
- Zalos
- Puzzle Financial
- Empower Sleep
Affiliated funds' portfolios
Managing Partner at Sterling Road, whose known portfolio counts 12 companies
- Starcloud
- Nova Credit
- Puzzle Financial
- Hydra Host
- Empower Sleep
- Aster
- Five to Nine
- ChowCentral
- Hype
- Quanto
- Oria XR
- MiChro
Investor Profile
The known portfolio sits in sectors AI, FinTech, Healthcare and SaaS, and focus areas Analytics, Cloud Infrastructure, Developer Tools and EHR.
Ash Rust appears in Pre-Seed, Seed and Series A rounds across the known deals.
The portfolio and focus above give founders context on whether Ash Rust matches their raise.
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Frequently asked questions
Who is Ash Rust?
Ash Rust is an angel investor and operator angel based in San Francisco, California, United States with 3 known investments on file, among them Zalos, Puzzle Financial and Empower Sleep. The sections above list the sectors, stages and firms attached to that record.
What does Ash Rust invest in?
Listed sectors include AI, FinTech, Healthcare and SaaS; listed focus areas include Analytics, Cloud Infrastructure, Developer Tools and EHR. 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 Ash Rust invest at?
The known deals of Ash Rust include Pre-Seed, 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.
Which firm is Ash Rust listed at?
Ash Rust is listed as Managing Partner at Sterling Road, whose known portfolio counts 12 companies.
How do I contact Ash Rust?
An email address, a phone number and a LinkedIn page are on file for Ash Rust. 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