John R Madden vs Oskar Hartmann

John R Madden vs Oskar Hartmann

John R Madden is a individual/angel based in Chapel Hill. Oskar Hartmann is a individual/angel based in Luxembourg, Luxembourg, Luxembourg across 55 portfolio companies.

• Investor type: John R Madden — Individual/Angel; Oskar Hartmann — Individual/Angel
• Headquarters: John R Madden — Chapel Hill; Oskar Hartmann — Luxembourg, Luxembourg, Luxembourg
• Portfolio companies: John R Madden — not disclosed; Oskar Hartmann — 55

• John R. Madden — Individual/Angel · Chapel Hill · John R Madden portfolio
• Oskar Hartmann — Individual/Angel · Luxembourg, Luxembourg, Luxembourg · 55 tracked deals · Oskar Hartmann portfolio

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