Joe Greenstein vs Jack Altman

Joe Greenstein vs Jack Altman

Joe Greenstein is a individual/angel based in San Francisco, CA, United States. Jack Altman is a individual/angel based in San Francisco, California, United States across 70 portfolio companies.

• Investor type: Joe Greenstein — Individual/Angel; Jack Altman — Individual/Angel
• Headquarters: Joe Greenstein — San Francisco, CA, United States; Jack Altman — San Francisco, California, United States
• Portfolio companies: Joe Greenstein — not disclosed; Jack Altman — 70

• Joe Greenstein — Individual/Angel · San Francisco, CA, United States · Joe Greenstein portfolio
• Jack Altman — Individual/Angel · San Francisco, California, United States · 70 tracked deals · Jack Altman portfolio

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