William B Horne vs Mark O Sullivan

William B Horne vs Mark O Sullivan

William B Horne is a individual/angel based in Las Vegas. Mark O Sullivan is a individual/angel based in New York across 70 portfolio companies. Sector focus diverges: William B Horne concentrates on generalist deals and Mark O Sullivan on Fintech and Proptech.

• Investor type: William B Horne — Individual/Angel; Mark O Sullivan — Individual/Angel
• Headquarters: William B Horne — Las Vegas; Mark O Sullivan — New York
• Portfolio companies: William B Horne — not disclosed; Mark O Sullivan — 70
• Sectors: William B Horne — not disclosed; Mark O Sullivan — Fintech, Proptech

• William B. Horne — Individual/Angel · Las Vegas · William B Horne portfolio
• Mark O'Sullivan — Individual/Angel · New York · 70 tracked deals · Mark O Sullivan portfolio

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