DOSSIER · UPDATED 18 NOV 2025
Loyal
Loyal is developing drugs to extend dog lifespan; we aim to build the defining aging company. Loyal was founded in early 2020 and has raised over $50M from Khosla, First Round Capital, Collaborative Fund, Longevity Fund, Quiet Capital,…

- Founded
- 2019
- Headcount
- 143
- Open roles
- 1
- Last raised
- Series C · $100M
LEADERSHIP
Founders & key people
OPEN ROLES
Hiring at Loyal
FUNDING
Capital raised
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LOCATIONS
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Loyal Headquarters Location
1841 Market Street, San Francisco, CA, 94103
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