# Twelve

Startup profile on Capital Atlas: https://capitalatlas.ai/startups/twelve

- Industry: Medical Devices & Equipment
- Headquarters: Menlo Park, US
- Total disclosed funding: $39M
- Latest round: Series C (Apr 17, 2015)
- Investors on record: 7

## About

Based in California, US and founded in 2009, Twelve, Inc. develops devices for the treatment for chronic cardiovascular diseases, such as valve replacement.

## Funding rounds

- Series C, Apr 17, 2015, $35M — Domain Associates, Morgenthaler Ventures, Versant Ventures, Emergent Medical Ventures, Capital Research and Management, Vertex Ventures HC
- Series A, Mar 22, 2011, $4M — Domain Associates, Morgenthaler Ventures, Split Rock Partners

## Investors

- Domain Associates (https://capitalatlas.ai/funds/domain-associates) — Series A, Series C
- Morgenthaler Ventures (https://capitalatlas.ai/funds/morgenthaler-ventures) — Series A, Series C
- Split Rock Partners (https://capitalatlas.ai/funds/split-rock-partners) — Series A
- Versant Ventures (https://capitalatlas.ai/funds/versant-ventures) — Series C
- Emergent Medical Ventures (https://capitalatlas.ai/funds/emergent-medical-ventures) — Series C
- Capital Research and Management — Series C
- Vertex Ventures HC (https://capitalatlas.ai/funds/vertex-ventures-hc) — Series C