Contextual Targeting.
Built For Brands.

Zefr’s Contextual DMP captures, organizes, and activates brands nuanced contextual preferences into scaled and effective targeting.

A Brand-First Approach to Context

Zefr delivers brand-centric, contextual targeting. Via Human-in-the-Loop technology, we empower brands to translate their nuanced brand preferences into scaled and effective digital campaigns.

Solving Brand Suitability: A New Study from Magna and IPG

Download the whole report to learn how Human-in-the-Loop Contextual Targeting Can Solve Brand Suitability


Not every type of content is right for every brand. Zefr’s precise targeting technology enables brands to activate scaled contextual campaigns, based on their nuanced preferences. Ensuring each ad is aligned with the right content, every time.


Unlike identity-led solutions, Zefr puts the brand in control of their data and their ad placement. Our pre-flight approach and video-level content filters enable brands reach their consumers without leveraging any PII.


Unlike static solutions, Zefr’s dynamic targeting takes advantage of YouTube’s massive scale to ensure campaigns drive KPIs and brand metrics. Effective video contextual campaigns deliver relevant ad experiences by targeting content that aligns with your brand preferences, at massive scale. Ensuring your campaign objectives are met. Always.

Learn more about Zefr’s Impact

Read some of our success stories.

How Contextual Targeting Drives Brand Success

A CPG company turned to Zefr to distribute a branded content series to millennials driving a lift in aided awareness and brand favorability.

Reach Consumers in the Back to School Mindset

By contextually targeting moms during the back to school time frame, Zefr increased this brands View Through Rate by 140% compared to YouTube.

Delivering a QSR TV-like Reach in Social Video

With customized video level targeting, Zefr drove lift in multiple KPIs for this Quick Service Restaurant.

Ready to Talk About YouTube Content Targeting? So Are We.