Investor profile
Guy Miasnik
Angel, Operator angel & Investor and Advisory Team Member at J-Ventures Fund
Guy Miasnik is an angel investor and operator angel based in San Francisco, California, United States with 4 known investments: Intros AI, GENETICA US, Hidden Level Inc. and Privaini.
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Investment focus
Contacts
Guy Miasnik portfolio companies (4)
- Intros AI
- GENETICA US
- Hidden Level Inc.
- Privaini
Affiliated funds' portfolios
Investor and Advisory Team Member at J-Ventures Fund, whose known portfolio counts 10 companies
- Journey Live
- Zenskar
- Nimble Way
- Onebeat
- Epic Cleantec
- Kardome
- RAAAM Memory Technologies
- Apera AI
- Develop Health
- Oso Semiconductor
Investor Profile
Founders in the listed sectors Hardware and SaaS, and focus areas Biotech, Cybersecurity, Data Analytics and Enterprise SaaS will recognize the pattern in this portfolio.
Guy Miasnik appears in Seed and Series A rounds across the known deals.
Reviewing the investment history helps decide whether there is a realistic fit before reaching out.
Colleagues at J-Ventures Fund
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David Wagonfeld
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Lisandro Bril
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Argentina
Gilad Engel
Investor
Israel
Oded Hermoni
Managing Partner
Los Altos, United States
Y. Dan Rubinstein
Investor
Mountain View, United States
David Meister
Venture Partner
Los Angeles, United States
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Frequently asked questions
Who is Guy Miasnik?
Guy Miasnik is an angel investor and operator angel based in San Francisco, California, United States with 4 known investments on file, among them Intros AI, GENETICA US and Hidden Level Inc. The sections above list the sectors, stages and firms attached to that record.
What does Guy Miasnik invest in?
Listed sectors include Hardware and SaaS; listed focus areas include Biotech, Cybersecurity, Data Analytics 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 Guy Miasnik invest at?
The known deals of Guy Miasnik 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.
Which firm is Guy Miasnik listed at?
Guy Miasnik is listed as Investor and Advisory Team Member at J-Ventures Fund. 8 other people in the database share a firm with Guy Miasnik.
How do I contact Guy Miasnik?
An email address, a phone number and a LinkedIn page are on file for Guy Miasnik. 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