Christopher Altchek vs Mark O Sullivan compared for founders deciding who to pitch. Stage focus, check size, and sector fit compared side by side.
Christopher Altchek is a venture capital based in New York, New York, United States. Mark O Sullivan is a individual/angel based in New York across 70 portfolio companies. Sector focus diverges: Christopher Altchek concentrates on generalist deals and Mark O Sullivan on Fintech and Proptech.
Investors like Christopher Altchek · Investors like Mark O Sullivan · Christopher Altchek co-investors · Full investor directory