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.

Hunter - Find all the email addresses related to a domain

YesData - YesData offers data cleansing and enrichment solutions.

Icypeas - This email finder has the capacity to bypass catch-alls

Salesforce Data.com - Data.com provides company profiles and contact information across millions of businesses worldwide.

Apollo.io - Apollo’s predictive prospecting, sales engagement, and actionable analytics help the teams to reach its full revenue potential.