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NielsenIQ joins the Decentriq network to enable secure data collaboration for marketers and agencies throughout Europe

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Written by
Erin Lutenski
Published on
September 16, 2025
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NielsenIQ (NIQ), a global leader in consumer intelligence, is entering a strategic relationship with Decentriq to enable data collaboration for media use cases across Europe. Through this relationship, NIQ’s high quality audience data, including Digital Purchase data, will be available in Decentriq’s privacy-preserving clean rooms for the first time, enabling advertisers and agencies to utilize the data for audience profiling and closed loop measurement.

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Expanding beyond shopper insights

NielsenIQ has traditionally been known for enabling shopper insights and market analysis. Now, the company is extending its data into the media ecosystem and thus opening new opportunities to securely leverage this trusted consumer data in targeting and measurement.

As Pierre Cholet, Chief Customer Officer at Decentriq, explains, “NIQ has long been a trusted name in understanding consumer purchasing behavior. Now, by integrating their data into Decentriq’s clean rooms, advertisers and agencies can leverage this rich audience data in a privacy-safe way. This will help advertisers and agencies unlock new value from one of the most authoritative consumer datasets in Europe.”

NIQ Digital Purchase data

The first NIQ dataset available through Decentriq’s clean room technology will be NIQ’s Digital Purchase data, a GDPR-compliant marketing panel that captures purchase data from e-receipts across all retailers, marketplaces and ecommerce platforms, regardless of category. Through the collaboration, Decentriq’s clients will be able to collaborate on one of the most comprehensive, retail-agnostic views of digital purchase behavior to guide their media decisions.

“We are thrilled to extend our footprint across the European media ecosystem through our collaboration with Decentriq, who shares our commitment to security and transparency while enabling marketers and media buyers with unique insights. Together, we offer advertisers, agencies and media owners’ new ways to collaborate and improve their marketing effectiveness,” says Maureen Stapleton, Commercial Lead, NIQ Media, Europe. “At NIQ Media, we’re focused on bringing the Full View of consumers to Media clients, unlocking deeper insights across new markets and verticals. Our relationship with Decentriq is an important step in meeting the unique marketing needs of our European clients and providing solutions that scale globally while staying grounded in local realities.” 

A new dimension of consumer understanding

The partnership between NielsonIQ and Decentriq represents a powerful new dimension of consumer understanding in the realm of first-party data — available securely and responsibly, and ready to fuel the next wave of innovation in media.

About NIQ
NIQ is a leading consumer intelligence company, delivering the most complete understanding of consumer buying behavior and revealing new pathways to growth. NIQ combined with GfK in 2023, bringing together two industry leaders with unparalleled global reach. Our global reach spans over 90 countries covering approximately 85% of the world’s population and more than $ 7.2 trillion in global consumer spend. With a holistic retail read and the most comprehensive consumer insights—delivered with advanced analytics through state-of-the-art platforms—NIQ delivers the Full View™.  

For more information, please visit www.niq.com  

References

Recommended reading

Retail media network guide

Retail media isn’t new, but it’s evolving — fast. The next wave? Retailers launching their media businesses. That means building or buying ad products offering both onsite and offsite targeting, full-funnel attribution, and scalable campaign execution. This guide is for retailers who are ready to level up. You’ve got the audience. You’ve got the data. Now it’s time to ask the right questions and build the right foundations. In this guide, we’ll help you with both.

Two women standing in front of refrigerated foods section

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