Zefr Powers
Responsible Marketing for Iconic Brands

Zefr Gives Advertisers
Full Content Transparency across Walled Gardens

Zefr’s Technology
Is Built for Complex Environments

Zefr Gives Advertisers
Peace of Mind on Platforms

The Next Generation of Brand Suitability

Enables digital advertising effectiveness while ensuring brand and social responsibility values are upheld in the world’s largest walled gardens

Technology Built for Walled Gardens

Zefr’s Patented Cognition AI was architected for complex walled gardens, scoring over 5 billion content types per day for brand suitability.

Full Content Transparency

We align with GARM / 4A’s industry standards for pre-flight targeting or post-campaign verification, with additional brand exclusions available.

Proven Effectiveness

Zefr eliminates ~30%+ of misaligned impressions from false positives and unsuitable content.

AI-Driven Technology for Brand Suitability in Walled Gardens

Unlike keyword-based open web tech, Zefr’s Cognition AI was trained for scaled platforms for more accuracy and transparency.

Latest

Zefr Data Solutions, Activated on Your Terms

Worldwide Offices

The Americas

  • Los Angeles
  • Chicago
  • New York City
  • Toronto
  • Mexico City

Europe

  • London
  • Stockholm
  • Madrid

Asia

  • Tokyo
  • Dubai
  • Singapore
  • Philippines

Australia / New Zealand

  • New Zealand