John Chalker vs Jeff Seibert compared for founders deciding who to pitch. Stage focus, check size, and sector fit compared side by side.
John Chalker is a individual/angel based in San Diego. Jeff Seibert is a individual/angel based in San Francisco, California, United States across 54 portfolio companies.
Investors like John Chalker · Investors like Jeff Seibert · John Chalker co-investors · Full investor directory