
Character Bio
Transforming Eye Care With Precision Medicine
San Francisco, United States · Founded 2021 · $110.0M raised
- Headquarters
- San Francisco, California
- Employees
- 11–50
- Founded
- 2021
- Business Model
- B2B
- Website
- characterbio.com
- Total Funding
- $110.0M
- Last Round
- $17.0M Extension RoundSep 2025
- Rounds
- 3
About
Character Bio is a precision medicine company focused on progressive polygenic eye diseases, with an initial focus on age-related macular degeneration (AMD) and primary open-angle glaucoma. The company integrates proprietary genomic databases with longitudinal clinical data, imaging, and AI-enabled biomarker quantification to identify patient subtypes and genetic drivers of disease progression. This platform underpins a drug discovery and development pipeline targeting more precise, individualized therapies.
Summary
Character Bio is an Artificial Intelligence company based in San Francisco, United States, founded in 2021. It has raised $110.0M in total across 3 rounds, most recently a $17.0M Extension Round round in Sep 2025. Investors include aMoon, LUMA and Sanofi Ventures.
Tech & App Stack
3 technologies & apps tracked
Create a free account — 10 credits a month to unlock the full tech & app stack, funding history, and valuations.
Sign up to view the funding chart
Create a free account — you'll get 10 credits a month to unlock funding history, valuations, and tech stacks.
Funding History
Sep 2025
Sign up to see all 3 rounds
Full funding history, per-round amounts, and investor participation.
Investors
Similar Companies

Databricks is the pioneer of the data lakehouse, a unified platform for data science, machine lea...
AI research and product company building customizable, multimodal AI systems.
Precisely is the global leader in data integrity, providing accuracy, consistency, and context in...
Palantir Technologies builds data integration and analytics platforms (Gotham and Foundry) for go...
AI-first drug discovery company using AlphaFold-derived models to design therapeutics and acceler...
Data platform for the age of deep learning