Ian H Kallenbach vs Mark O Sullivan

Ian H Kallenbach vs Mark O Sullivan

Ian H Kallenbach is a individual/angel based in Colorado Springs. Mark O Sullivan is a individual/angel based in New York across 70 portfolio companies. Sector focus diverges: Ian H Kallenbach concentrates on generalist deals and Mark O Sullivan on Fintech and Proptech.

• Investor type: Ian H Kallenbach — Individual/Angel; Mark O Sullivan — Individual/Angel
• Headquarters: Ian H Kallenbach — Colorado Springs; Mark O Sullivan — New York
• Portfolio companies: Ian H Kallenbach — not disclosed; Mark O Sullivan — 70
• Sectors: Ian H Kallenbach — not disclosed; Mark O Sullivan — Fintech, Proptech

• Ian H Kallenbach — Individual/Angel · Colorado Springs · Ian H Kallenbach portfolio
• Mark O'Sullivan — Individual/Angel · New York · 70 tracked deals · Mark O Sullivan portfolio

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