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The world around David Karp — companies founded, co-founders, and where they came from. Hover a node to explore; click to open.

Companies founded

1

T

Tumblr Acquired

Media & Entertainment · USA

Founder & CEO

Co-founders

1

M

Marco Arment

Co-founded Tumblr

Came from

1

Where David Karp worked or built before — the roots of the lineage.

U

UrbanBaby Private