# Define Ventures

> San Francisco digital-health venture firm founded in 2020 by Lynne Chou O'Keefe (formerly Kleiner Perkins). One of the larger early-stage funds focused exclusively on health tech—from incubation and seed through Series B.

## Profile

- **Typical check size:** $1M-$10M (stage-based estimate)
- **Founded:** 2018
- **Headquarters:** San Francisco, CA
- **AUM:** N/A
- **Rounds they lead:** Series A
- **Rounds they invest:** Seed, Series A, Series B+

## Links

- [Website](https://www.defineventures.com)

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Source: https://venturecapitaltracker.com/fund/define-ventures