Quality signals
Explore 4 documented quality signals and practices. These reflect public provider claims, not an independent audit; confirm their scope for your study.
- 43providers providers
First-Party Respondents
The provider recruits and manages a direct relationship with at least part of its participant supply. This tag does not mean every respondent is first-party; a project may also use partner sample.
- 29providers providers
Fraud Detection
Documented anti-fraud controls — device fingerprinting, duplicate/velocity checks, attention screening, or machine-learning quality scoring — on top of panel hygiene.
- 13providers providers
Identity & Credential Checks
Providers describing participant identity or professional-credential checks. The method and audience covered vary; ask which checks apply to the sample supplied for your study.
- 3providers providers
ISO 20252 Certified
Providers publishing an ISO 20252 certification claim for market, opinion, or social research. Check the certificate for the covered legal entity, services, locations, and validity period.