About Data Annotation Companies
An independent directory of the companies that label the data behind modern AI — built so workers can find legitimate remote jobs and so AI teams can compare labeling vendors.
Who runs it
Built and operated by Lachlan de Crespigny — solo, independently, and without funding from any labeling vendor.
Who it's for
- Workers looking for remote data annotation jobs → /jobs
- AI teams evaluating labeling vendors → /hiring
- Researchers and journalists looking for a canonical reference → /blog
How we stay accurate
See our methodology for sources, refresh cadence, and disclosure policy.