David Childers vs Mark O Sullivan compared for founders deciding who to pitch. Stage focus, check size, and sector fit compared side by side.
David Childers is a private equity based in Miami. Mark O Sullivan is a individual/angel based in New York across 70 portfolio companies. Both invest in Proptech, while David Childers also covers adjacent sectors and Mark O Sullivan covers Fintech.
Investors like David Childers · Investors like Mark O Sullivan · David Childers co-investors · Full investor directory
The Startup Fundraising Platform
Raise funds for your startup
Find the right investors and get real replies — instantly, powered by AI.
Takes 30 seconds · No credit card · Cancel anytime
Slide-by-slide guide