More Revenue, Less Risk with Email Address Intelligence

Your first party data and your connection with your customer are anchored on the email address. Thousands of businesses trust AtData to help them verify, enrich and connect their emails, driving maximum revenues while minimizing risk. You can too. 

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Why AtData?

Since 1999, thousands of organizations and 25% of the Fortune 100 have increased the value of their first party data with AtData. Find out why we’re The Email Address Experts and how we can help you improve inbox delivery, increase engagement and response, and activate multiple channels while reducing lost leads and preventing fraud.

Collect Accurate Emails to Improve Reach and Deliverability

Avoid the costs that come with sending to bad email accounts. Email Validation helps you better connect with your customers — and preserve your marketing spend — by catching and correcting invalid email data. Featuring the SafeToSend® Guarantee.

Create a Complete Picture of Your Customers Across Channels

Expand the power of your customer data with our Identity solutions. AtData’s proprietary data assets and technology helps you build a complete picture of your customers across channels.

Fraud Prevention Fueled by Email Data

Backed by the world’s most comprehensive database, generating historical data on 98% of emails we receive, we help customers prevent costly fraud with fast, easy and secure access to email address data.


Acquire and engage customers with highly personalized messages

Market to your customers and website visitors with the right message at the right time. AtData’s email signals and retargeting services expand the depth and precision of your marketing.

Trusted by thousands of
the world’s leading brands

For over 20 years AtData has been trusted by thousands of businesses to provide secure, fast and accurate email data technology.  Get setup on our API in minutes.
ISO27001 & SOC2, GDPR and privacy compliant.

Clients & Partners

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Who We Help


eCommerce + Retail

Integrate email verification to collect accurate data and improve deliverability. Use Identity services to connect disparate data sources and open new channels.

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Mitigate fraud risk with the deepest and most current email address signals to power your decision algorithms.


Nonprofit + Political

Match donor identities — such as email and postal — to open new communication channels.

Technology Platforms

Integrate our services to make your platform more valuable to users and your tech team. AtData integrates with most major automation and email platforms.

identify actives


Send the vacation offer your customers want based on site activity and behavioral data.

Marketing Agencies

Use our data to improve your value to your clients. Plus, our partners benefit by earning from referrals or working with us on thought leadership.