BizProspex - BizProspex offers CRM data cleaning solutions.
DTScout - DTScout provides global behavioural and demographic audience data.
RingLead - RingLead offers a complete end-to-end suite of products to clean, protect, and enhance company and contact information.
Eyeota - Eyeota is a audience data supplier provides marketers with the data they need to reach the right online audiences.
TowerData - demographic data on email addresses
Demografy - Demografy is a SaaS platform that uses AI to predict customer demographics from names. It provides full coverage, accuracy estimate before purchase and work with even masked names enabling privacy and GDPR-compliance.