AtData
AtData is an email address intelligence company that provides email validation, fraud prevention, identity resolution, and consumer data enrichment to enterprise marketers, fraud teams, and data science organizations, processing 150+ billion monthly signals across 10+ billion email addresses.
- Company typePrivate
- Founded2021
- HeadquartersNewton, United States
- Headcount11–50
- GTM typeB2B
- OfferingSoftware
What AtData does
AtData is an email address intelligence company that provides email validation, fraud prevention, identity resolution, and consumer data enrichment services to enterprise marketers, fraud and risk teams, and data science organizations. The company's platform processes more than 150 billion deterministic email activity signals per month against a database of 10+ billion email addresses covering 98% of active emails in North America, and has verified over 80 billion emails cumulatively across its 25+ year heritage (via predecessor entities FreshAddress and TowerData, which merged in 2021 with TZP Group backing). Its core products include SafeToSend (email validation with a deliverability guarantee), SafeToTrust (promotion abuse prevention), List Guard (continuous list monitoring), Alternate Email (patented email change-of-address technology), Email/Postal Append, Website Visitor ID, and a Fraud Prevention Suite featuring AI Risk Score, Domain & IP Analytics, Email Age & Activity, Identity Correlation & Anomalies, Phone Validation, Platform Tumbling Check, and the recently launched Gibberish Detection for AI-generated emails.
AtData firmographics
Firmographics- Name
- AtData
- Legal name
- AtData, LLC
- Website
- https://atdata.com
- Company type
- Private
- Founded year
- 2021
- Operating status
- Acquired
- Headcount range
- 11–50 employees
- Short description
- AtData is an email address intelligence company that provides email validation, fraud prevention, identity resolution, and consumer data enrichment to enterprise marketers, fraud teams, and data science organizations, processing 150+ billion monthly signals across 10+ billion email addresses.
- Ownership category
- akta.pro rank
AtData industry classification
Industry- Product category
- Email Validation and Identity Intelligence
- NAICS
- Computing Infrastructure Providers, Data Processing, Web Hosting, and Related Services (518210), Custom Computer Programming Services (541511)
- SIC
- Services-Computer Programming, Data Processing, Etc. (7370)
- akta.pro primary industry
- Email Marketing Services (Campaigns, Deliverability, Lifecycle) (BPAFAKAB)
- akta.pro secondary industry
- Data & Analytics for CRM (Attribution, BI, Predictive) (BPAFAFAE)
Keywords
Where AtData is headquartered
LocationHeadquarters
- HQ city
- Newton
- HQ country
- United States
- HQ region
- North America
Offices1 record
Markets served
AtData business model
Business model- GTM type
- B2B
- Offering type
- Software
- Cost components
- Technology or R&D, Personnel, Infrastructure, Marketing or Sales, Operations
Revenue model
- Email Validation (SafeToSend): Usage-based pricing per email validated through SafeToSend. Volume discounts available at 5,000, 50,000, 100,000, and 500,000 credit tiers. Self-service via InstantData platform with API access.
- Fraud Prevention API: Real-time API access for fraud detection, risk scoring, and identity verification. Custom enterprise contracts with white-glove integration support for larger organizations.
- Data Licensing: License of email-centric data files including Email Identity File, Alternate Email File, and Open Score Intelligence for on-site deployment, powering custom analytics, AI/ML models, and data science initiatives.
- Identity Matching & Enrichment: Custom-quoted services including Alternate Email, Email Append, Postal Append, Demographic Append, and Website Visitor ID for identity resolution and data enrichment.
Pricing tiers
| Model | Billing | Price |
|---|---|---|
| Usage-based | Pay-as-you-go | 5,000 credits - $0.008 per email |
| Usage-based | Pay-as-you-go | 50,000 credits - $0.007 per email |
| Usage-based | Pay-as-you-go | 100,000 credits - $0.006 per email |
| Usage-based | Pay-as-you-go | 500,000 credits - $0.005 per email |
| Usage-based | Multi-year contract | Custom volume pricing |
Go-to-market motion2 records
Distribution channels5 records
Marketing channels10 records
AtData product offering
Product offeringCore offering
AtData provides email address intelligence through a unified platform of APIs and self-service tools, offering real-time email validation, fraud prevention, identity resolution, and data enrichment. The company processes more than 150 billion monthly email activity signals across a database of 10+ billion email addresses, using machine learning to deliver products such as SafeToSend email validation, SafeToTrust promotion abuse prevention, Alternate Email identity matching, and a Fraud Prevention Suite with Risk Score, Domain & IP Analytics, and Phone Validation. Customers include enterprise marketing, fraud, and data science teams across retail, automotive, fintech, payments, nonprofit, and technology sectors.
Product overview
AtData is an email address intelligence company offering a unified platform with specialized products for email validation, identity resolution, fraud prevention, and data enrichment. The core portfolio includes SafeToSend (email validation with 100% deliverability guarantee), SafeToTrust (promotion fraud prevention), List Guard (continuous email monitoring), and the Fraud Prevention Suite with Risk Score, Domain & IP Analytics, Email Age & Activity, and Identity Correlation features. Identity products include Alternate Email (change of address), Email Append, Postal Append, and Website Visitor ID. Data enrichment offerings encompass Demographic Append, Quality Score, and Email Opener Data. Products are delivered via REST API, self-service portal (InstantData), and data licensing files. The platform processes over 150 billion monthly email activity signals across 10+ billion email addresses.
Differentiator
Problem solved
Functional benefit
Brands
- SafeToSend: Advanced email validation solution that provides 100% deliverability guarantee, analyzing real-time activity and engagement signals to determine email value beyond validity.
- SafeToTrust
- List Guard
- Alternate Email
Products and services
- SafeToSend Advanced email validation solution with a 100% deliverability guarantee that analyzes real-time email activity and engagement signals to determine whether an address is valid and valuable, including dangerous domain detection, quality scoring, spamtrap detection, syntax/typo correction, and toxic email identification.
- SafeToTrust Fraud prevention solution that combats coupon and promo code abuse, referral fraud, loyalty program fraud, and fake account creation by identifying toxic email addresses using email intelligence.
- List Guard Continuous 24/7 email list monitoring that automatically detects addresses that flip from reliable to risky, identifying spamtraps, frequent complainers, honeypots, and dangerous domains over time.
- Alternate Email Patented email change of address technology that identifies alternate, active email addresses when customers switch email providers, linking multiple emails per individual or household to maintain digital connections and enable identity resolution.
- Email Append Data enrichment service that matches customer postal records against AtData's proprietary email database to add or update missing email addresses for omnichannel marketing reach.
- Postal Append Address appending service that matches email lists against CASS-certified postal records to add full postal addresses for direct mail campaigns and geolocation personalization.
- Website Visitor ID Pixel-based technology that identifies anonymous website visitors by matching them to hashed email addresses, deliverable emails, or postal addresses for retargeting and personalization.
- Demographic Append Consumer data enrichment service that appends demographic and behavioral attributes including age, gender, income, marital status, home market value, interests, and purchase categories to customer profiles.
- Quality Score Machine learning-based email address quality scoring model that ranks emails on engagement and conversion likelihood, analyzing billions of signals to identify high-value subscribers for improved segmentation.
- Email Opener Data Email engagement intelligence that tracks which subscribers are most active across AtData's network, identifying real active customers versus those not engaging with specific brands for re-engagement campaigns.
- Risk Score AI-driven risk scoring (0-100) that synthesizes email behavioral insights, domain risk, phone validation, and postal correlation into actionable fraud decisions for real-time identity verification.
- Fraud Prevention Suite Comprehensive fraud prevention platform combining email intelligence, phone validation, and postal data to detect synthetic identities, account takeover attempts, and transaction fraud through behavioral analysis.
- Domain & IP Analytics Real-time domain risk scoring and IP intelligence feature that flags newly created, disposable, and high-risk email domains and detects anonymized traffic sources such as VPNs and proxies.
- Email Age & Activity
Quantifiable outcome
- 8-10% invalid emails prevented daily for automotive manufacturer
- +4 more outcomes
Companies that use AtData
Customer profileNamed customers10 records
Segments12 records
Ideal customer profiles4 records
AtData technology and API
TechnologyTechnology focussed Yes
API detail
- Has API
- Yes
- API docs
- API detail
Core technology
AI maturity
App detail
Integration18 records
AI capability4 records
Feature11 records
AtData partnerships and signals
Strategic signalPartnerships
19 partnerships are on record, tiered flagship and core.
- ExperianflagshipExperian, a global data and technology company, acquired AtData in February 2026 for an undisclosed amount. The acquisition adds more than 10 billion email addresses to Experian's data assets and integrates AtData's real-time email intelligence into Experian's consumer data and analytics platforms. The deal builds on a 15-year partnership and aims to strengthen Experian's AI-driven identity and fraud prevention infrastructure.
- SalesforcecorePre-built integration allowing AtData email intelligence to connect with Salesforce CRM for seamless data activation and customer enrichment.
- HubSpotcoreIntegration with HubSpot marketing automation platform for email validation and enrichment within HubSpot workflows.
- SnowflakecoreIntegration with Snowflake data cloud enabling AtData customers to leverage email intelligence within their Snowflake data environment.
- KlaviyocoreIntegration with Klaviyo email marketing platform for real-time email validation and list hygiene.
- Marketo (Adobe)coreIntegration with Marketo marketing automation for email intelligence and lead scoring capabilities.
- MailChimpcoreIntegration with MailChimp email marketing platform for list validation and enrichment.
- Constant ContactcoreIntegration with Constant Contact email marketing platform for email validation services.
- iContactcoreIntegration with iContact email marketing platform.
- MaropostcoreIntegration with Maropost marketing automation platform.
- ListrakcoreIntegration with Listrak email marketing platform for validation and enrichment.
- AWebercoreIntegration with AWeber email marketing platform.
- DotDigitalcoreIntegration with DotDigital customer engagement platform.
- EmarsyscoreIntegration with Emarsys marketing platform for email intelligence.
- MailJetcoreIntegration with MailJet email service provider.
- ActiveCampaigncoreIntegration with ActiveCampaign marketing automation platform.
- Campaign MonitorcoreIntegration with Campaign Monitor email marketing platform.
- GetResponsecoreIntegration with GetResponse email marketing platform.
- IterablecoreIntegration with Iterable cross-channel marketing platform.
Scale indicators13 records
Recent moves6 records
Expansion highlights5 records
AtData competitors and assessment
Company assessmentDirect peers
- ZeroBounce: ZeroBounce is a direct competitor offering email validation, deliverability, and list-hygiene services with similar usage-based pricing. It competes head-to-head with AtData's SafeToSend for the email-verification use case across SMB and mid-market segments.
- NeverBounce: NeverBounce provides email verification and list-cleaning services delivered via API and bulk upload, directly competing with AtData's SafeToSend. Both serve marketing teams seeking deliverability improvements and email-list hygiene.
- Validity (BriteVerify): Validity's BriteVerify is an email-verification solution directly comparable to AtData's email validation. Validity also extends into broader deliverability and CRM data quality, mirroring AtData's positioning between validation and enrichment.
- Kickbox: Kickbox delivers real-time and bulk email verification via API with similar pricing tiers and deliverability guarantees. It competes with AtData's SafeToSend in the email-validation category for marketing and product teams.
- FullContact: FullContact is an identity resolution and data enrichment company that, like AtData, links customer data across email, postal, and demographic dimensions. Both offer append and identity graph capabilities to marketers and enterprise data teams.
Broad incumbents
- LiveRamp: LiveRamp is a leading identity resolution and data collaboration platform with comparable email-centric identity products and a much larger enterprise footprint. It is a broad incumbent that overlaps with AtData's identity matching and data licensing offerings.
- Acxiom: Acxiom is a large data and identity services provider comparable to AtData in identity resolution and data enrichment for marketing use cases. Acxiom operates at much larger scale but addresses overlapping customer needs around consumer identity and demographic data.
- Experian: Experian is AtData's new parent company and a global data, credit, and identity services incumbent. Experian operates a much broader portfolio (credit bureau, fraud, marketing services) but now integrates AtData's email intelligence into its consumer data and decisioning platforms.
Emerging players
- Sift: Sift is a digital trust and fraud-prevention platform using ML across identity signals, partially overlapping with AtData's SafeToTrust and Fraud Prevention Suite. Sift's focus is broader fraud decisioning, while AtData specializes in email-centric fraud intelligence.
- Signifyd: Signifyd provides commerce fraud protection using identity and behavioral signals, with partial overlap to AtData's promotional abuse and transaction fraud use cases. Both serve large eCommerce and retail customers seeking fraud reduction.
Market position
Strengths5 records
Weaknesses4 records
Competitive moat5 records
Key risks6 records
Key highlights7 records
Customer concentration
AtData social profiles
Digital presenceAtData compliance and trust
Trust signalCompliance2 records
AtData financial estimates
Financial estimateRevenue estimate
Valuation estimate
AtData leadership team
Management profileNumber of profiles
AtData funding detail
Funding detailFunding overview
Funding rounds
Investors
Funding detail is available on the Subscription and Enterprise plan.Contact sales →
AtData M&A and investment
M&A and investmentM&A
Investments
M&A and investment is available on the Subscription and Enterprise plan.Contact sales →
Frequently asked questions about AtData
What does AtData do?
AtData provides email address intelligence through a unified platform of APIs and self-service tools, offering real-time email validation, fraud prevention, identity resolution, and data enrichment. The company processes more than 150 billion monthly email activity signals across a database of 10+ billion email addresses, using machine learning to deliver products such as SafeToSend email validation, SafeToTrust promotion abuse prevention, Alternate Email identity matching, and a Fraud Prevention Suite with Risk Score, Domain & IP Analytics, and Phone Validation. Customers include enterprise marketing, fraud, and data science teams across retail, automotive, fintech, payments, nonprofit, and technology sectors.
Is AtData a public or private company?
AtData is a private company. It is classified as corporate owned and is currently acquired.
When was AtData founded?
AtData was founded in 2021. It employs 11 to 50 people.
Where is AtData based?
AtData is headquartered in Newton, United States, in the North America region.
How does AtData make money?
Four revenue lines are on record. Email Validation (SafeToSend) is the primary driver. The others are fraud Prevention API, data Licensing and identity Matching & Enrichment.
Who are AtData's main competitors?
Direct peers on record are ZeroBounce, NeverBounce, Validity (BriteVerify), Kickbox and FullContact. Broad incumbents are LiveRamp, Acxiom and Experian. Emerging players are Sift and Signifyd.
Does AtData have an API?
Yes. AtData provides a public API for real-time email validation, fraud prevention, identity resolution, and data enrichment. The API enables developers to validate email addresses at point of entry, check fraud risk scores, verify phone numbers, analyze domain and IP risk, and append demographic data. Available via REST with JSON responses, supporting real-time and batch processing capabilities. Developer documentation is at docs.atdata.com.
What industry is AtData in?
AtData's product category is Email Validation and Identity Intelligence. Its primary akta.pro industry code is BPAFAKAB, Email Marketing Services (Campaigns, Deliverability, Lifecycle), with a secondary code of BPAFAFAE, Data & Analytics for CRM (Attribution, BI, Predictive). Its NAICS code is 518210 and its SIC code is 7370.