Brian Steiner vs Mark O Sullivan

Brian Steiner vs Mark O Sullivan

Brian Steiner is a individual/angel based in New York. Mark O Sullivan is a individual/angel based in New York across 70 portfolio companies. Both invest in Proptech, while Brian Steiner also covers adjacent sectors and Mark O Sullivan covers Fintech.

• Investor type: Brian Steiner — Individual/Angel; Mark O Sullivan — Individual/Angel
• Headquarters: Brian Steiner — New York; Mark O Sullivan — New York
• Portfolio companies: Brian Steiner — not disclosed; Mark O Sullivan — 70
• Sectors: Brian Steiner — Proptech; Mark O Sullivan — Fintech, Proptech

• Brian Steiner — Individual/Angel · New York · Brian Steiner portfolio
• Mark O'Sullivan — Individual/Angel · New York · 70 tracked deals · Mark O Sullivan portfolio

Similar investors

• Apurva Mehta
• Knightvest Investments, LLC
• Leon Volchyok
• Joseph E. Sheehan, III
• Daniel Kim
• Allie Sweeney
• Craig Miller
• Oren Netzer
• David Moore
• Blackstone Property Associates Europe (Lux) S.a r.l.

Investors like Brian Steiner · Investors like Mark O Sullivan · Brian Steiner co-investors · Full investor directory