C
Centaur Labs
Provides expert medical and scientific data annotation to accelerate AI development in healthcare and life sciences
About Centaur Labs
Centaur Labs is a specialized data annotation platform focused on the healthcare and life sciences sectors. The company leverages a global network of thousands of medical professionals, researchers, and students to deliver high-quality, expert-verified data labeling for complex medical datasets. Centaur Labs integrates directly into clients’ data pipelines via end-to-end API solutions, enabling seamless and scalable annotation workflows.
The platform emphasizes rigorous quality control by continuously measuring labeler performance and only including annotations from contributors who meet strict quality benchmarks. Labelers are incentivized through mobile-first, performance-based competitions, ensuring consistent effort and accuracy. Each case receives multiple independent reads, with additional scrutiny applied to ambiguous examples, enhancing data reliability.
Centaur Labs provides clients with granular, labeler-level insights and comprehensive statistical analyses, such as precision-recall curves, label distribution, and agreement metrics. This transparency allows organizations to proactively identify edge cases, understand dataset nuances, and optimize model development. The company also upholds leading security and privacy standards, ensuring sensitive health data is handled with care.
Centaur Labs supports a wide range of applications, including software as a medical device, AI-enabled diagnostics, drug discovery, insurance claims processing, and AI-driven wellness solutions.
Source: Dealroom company dataAt a glance
- Status
- Operational
- Founded
- 2017
- Headquarters
- Boston, United States
- Employees
- 72
- Open positions
- None listed
- Dealroom signal
- 87.2/100
- Industry
- Health
- Sector
- Health, Health Care Information Technology, Developer Tools, Clinical, Core AI, Medical Data, Developer Kit, Tech for Biotech and Pharma, Generative AI
- Technology
- Artificial Intelligence, Machine Learning, Natural Language Processing
- Business model
- SaaS
- Client focus
- b2b
Knowledge graph
More headlines
Funding history
Company financing events and reported valuations.
| Deal type | Date | Amount | Valuation | Investors | Source |
|---|---|---|---|---|---|
| SERIES B✓Equity / VC | Oct 2024 | $16M | $64M | Susa Ventures · Omega Venture Partners · Accel · SignalFire | ↗ |
| SUPPORT PROGRAM✓Other financing | Dec 2022 | $0 | — | PharmStars | ↗ |
Growth signals
Latest recorded traffic for Centaur Labs is 14K monthly website visits, up 27.3% over the last three months. Centaur Labs's team declined 1.4% over the past year.
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Investments and acquisitions
Recent portfolio relationships for companies that also act as investors or acquirers.
Investors
From Dealroom's funding and investor records, grouped by the round each investor first entered.
Seed5 investors entered at this stage
Y Combinator
Accel
Global Founders Capital
LEO Innovation Lab
Hack VC
Series A10 investors entered at this stage
Matrix Partners
Tom Lee
Susa Ventures- ECElliot Cohen
John Capodilupo
SignalFire
Omega Venture Partners
Matrix
Alumni Ventures
Samsung Next
Other known investors5 additional known investors
PharmStars
186 Ventures- DRDaniel Ramirez
Grant Park Ventures
Virtue VC
Source: Dealroom Talent Intelligence.
Global footprint
team presence
Market sentiment
An AI-synthesised read of the highest-engagement posts about Centaur Labs on X, ranked by likes and reposts, corporate channels excluded.
Reading the room on X — pulling top posts and synthesizing themes…
Source: X recent search ranked by engagement (likes + retweets) · Synthesis by Claude · Cached for 1 hour
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