Douglas Marshall Haines Jr vs Jan Jannink

Douglas Marshall Haines Jr vs Jan Jannink compared for founders deciding who to pitch. Stage focus, check size, and sector fit compared side by side.

Douglas Marshall Haines Jr vs Jan Jannink

Douglas Marshall Haines Jr is a individual/angel based in Menlo Park. Jan Jannink is a individual/angel based in Palo Alto, CA, United States.

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