John W O Brien Jr vs Oskar Hartmann

John W O Brien Jr vs Oskar Hartmann

John W O Brien Jr is a individual/angel based in Skokie. Oskar Hartmann is a individual/angel based in Luxembourg, Luxembourg, Luxembourg across 55 portfolio companies.

• Investor type: John W O Brien Jr — Individual/Angel; Oskar Hartmann — Individual/Angel
• Headquarters: John W O Brien Jr — Skokie; Oskar Hartmann — Luxembourg, Luxembourg, Luxembourg
• Portfolio companies: John W O Brien Jr — not disclosed; Oskar Hartmann — 55

• John W. O'Brien, Jr. — Individual/Angel · Skokie · John W O Brien Jr portfolio
• Oskar Hartmann — Individual/Angel · Luxembourg, Luxembourg, Luxembourg · 55 tracked deals · Oskar Hartmann portfolio

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