Tim Petersen co-founded Arboretum Ventures in 2002, focusing on healthcare technology and innovation. He has invested in companies like Inogen and Accuri Cytometers, and holds degrees from Williams College, University of Wisconsin-Madison, and University of Michigan.
At firms with a similar stage, sector and check size.



One email when Tim's firm raises a fund, adds a partner or shows new activity.

Raising a pre-seed or seed round? We write $1M to $5M first checks and help founders with distribution. A partner reads every deck.
Send your deckTim Petersen co-founded Arboretum Ventures in 2002, focusing on healthcare technology and innovation. He has invested in companies like Inogen and Accuri Cytometers, and holds degrees from Williams College, University of Wisconsin-Madison, and University of Michigan.
Arboretum Ventures has not reported a check size. It invests at series a, series b.
Email [email protected], the firm's inbox for founders, and name Tim in the subject. A warm intro from a founder Arboretum Ventures backed works better.
Last updated 2026-10-15. Is this you? Ask for a correction.