Top 11 GDPR-compliant sales · data

ZoomInfo is the highest-ranked Top 11 ZoomInfo vs Apollo.io vs Cognism: 11 Best B2B Data Providers & Contact Databases 2026 provider holding GDPR compliance.

Why this answer

Filtered to entries that publicly document GDPR compliance (in their security page, trust center, or marketing collateral). "In progress" claims do not qualify.

Showing all 10 matches. Top 11 publishes whatever the data supports — we don’t pad lists. See the full ranked ZoomInfo vs Apollo.io vs Cognism: 11 Best B2B Data Providers & Contact Databases 2026.

  1. #1ZoomInfo(rank #1 in ZoomInfo vs Apollo.io vs Cognism: 11 Best B2B Data Providers & Contact Databases 2026)

    GDPR, CCPA

    The market leader with the largest database and strongest intent data features, best for well-funded enterprise teams.

    Full ZoomInfo review · Compare: ZoomInfo vs Apollo.io · Alternatives

  2. #2Apollo.io(rank #2 in ZoomInfo vs Apollo.io vs Cognism: 11 Best B2B Data Providers & Contact Databases 2026)

    GDPR, CCPA

    Unbeatable value, combining a huge database with sales engagement tools. Perfect for startups and SMBs.

    Full Apollo.io review · Alternatives

  3. #3Cognism(rank #3 in ZoomInfo vs Apollo.io vs Cognism: 11 Best B2B Data Providers & Contact Databases 2026)

    GDPR, CCPA, PECR

    The leader in GDPR-compliant European data, with excellent human-verified mobile numbers for direct outreach.

    Full Cognism review · Alternatives

  4. #4Lusha(rank #4 in ZoomInfo vs Apollo.io vs Cognism: 11 Best B2B Data Providers & Contact Databases 2026)

    GDPR, CCPA

    Simple, user-friendly platform with a great browser extension, ideal for individual reps and small teams.

    Full Lusha review · Alternatives

  5. #56sense(rank #5 in ZoomInfo vs Apollo.io vs Cognism: 11 Best B2B Data Providers & Contact Databases 2026)

    GDPR, CCPA

    A top-tier ABM platform with powerful predictive analytics and intent data to prioritize in-market accounts.

    Full 6sense review · Alternatives

  6. #6Uplead(rank #6 in ZoomInfo vs Apollo.io vs Cognism: 11 Best B2B Data Providers & Contact Databases 2026)

    GDPR, CCPA

    Offers a 95% accuracy guarantee with real-time email verification, ideal for email-centric sales teams.

    Full Uplead review · Alternatives

  7. #7Clearbit(rank #7 in ZoomInfo vs Apollo.io vs Cognism: 11 Best B2B Data Providers & Contact Databases 2026)

    GDPR, CCPA

    A top-tier data enrichment platform for marketing teams to enhance inbound leads and personalize websites.

    Full Clearbit review · Alternatives

  8. #8SalesIntel(rank #8 in ZoomInfo vs Apollo.io vs Cognism: 11 Best B2B Data Providers & Contact Databases 2026)

    GDPR, CCPA

    Focuses on high accuracy with a 90-day human re-verification cycle and a unique research-on-demand service.

    Full SalesIntel review · Alternatives

  9. #9Seamless.AI(rank #9 in ZoomInfo vs Apollo.io vs Cognism: 11 Best B2B Data Providers & Contact Databases 2026)

    GDPR, CCPA

    A real-time search engine for contacts, offering unlimited credits ideal for high-volume outbound teams.

    Full Seamless.AI review · Alternatives

  10. #10Clay(rank #11 in ZoomInfo vs Apollo.io vs Cognism: 11 Best B2B Data Providers & Contact Databases 2026)

    GDPR, CCPA

    A data orchestration platform that connects multiple data sources to build powerful, automated prospecting workflows.

    Full Clay review · Alternatives

Methodology: /methodology · No paid placement ever · Verified .