Updated: June 13, 2026
Venture Capital Firm
Health
AI
Define Ventures
San Francisco, USA
Define Ventures is one of the largest funds focused on early-stage digital health companies. Our founders choose us because we play offense and drive results.
Funding raised
$87M
About the program
Program type
Investment stage
Investment focus areas
Description
Runs a free AI Fellows program connecting founders to former Fortune 100 health CEOs, tailored go-to-market training, enduring partner mentorship, and network of payers, providers, employers, and life-science companies.
Location
Investment offer
Check size$1,000,000 – $6,000,000
Can lead rounds
No
Lead preference
Sometimes
Details
Avg Check: $750K - $6M ·
Funding requirements
We invest in early-stage digital health companies.