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The identity problem RMNs can’t afford to ignore

by Anne Passon, Sr. Sales Director, Retail 4 min read April 10, 2025

Retail media's growth is outpacing its data readiness

Retail media networks (RMNs) are on track to capture over $128 billion in ad spend by 2028, growing nearly 25% year over year​. But behind this rapid expansion, RMNs face a challenge that could slow their momentum: they lack the complete picture of their customers.

Retailers sit on a goldmine of first-party data—loyalty programs, online purchases, and in-store transactions—but their customer view is often fragmented, incomplete, or entirely anonymous. Without a strong identity foundation, RMNs struggle to:

  • Scale advertiser reach beyond logged-in users
  • Seamlessly match audiences across channels (CTV, programmatic, social)
  • Deliver the precise targeting and measurement that advertisers demand

The reality? Data is only valuable if it’s usable. And right now, too many RMNs are leaving value on the table.

The identity challenge: If you can’t see it, you can’t monetize it

Retailers have two types of customers:

  1. Known customers: Logged-in or self-identified users with purchase history and identifiable attributes.
  2. Unknown customers: Shoppers who browse, purchase in-store, or check out as guests—leaving behind only partial or anonymous data.

Although many retailers have a loyalty program, it’s unlikely they are capturing a full view of all of their customers, especially outside of their four walls.

When retailers don’t know their customers, they can’t effectively:

  • Understand what messages will resonate with what audiences
  • Extend their audiences beyond their owned platforms
  • Provide advertisers with the reach and addressability they demand
  • Accurately measure media performance and prove ROI

But this challenge isn’t unsolvable—it’s an identity problem, and Experian is built to fix it.

The missing link: Clean, enriched, and connected data

Assuming your data is ready to activate is a costly mistake. Too often, RMN data is messy, siloed, and incomplete, making it difficult to deliver the precision and performance advertisers expect.

Experian flips the script—helping RMNs transform fragmented signals into a complete, connected picture of their audience.

Here’s how Experian helps RMNs go from fragmented to first-class

Clean and optimize

We organize messy customer data, removing duplicates and filling in gaps.

Enrich and enhance

Our insights add depth to profiles with demographics, behavior, and purchase intent signals. For example, an RMN may know a shopper recently bought a car seat—but not that they lease a luxury SUV. That auto data is critical to securing auto ad dollars, and it’s exactly the kind of insight Experian provides.

Expand and connect

Using digital identifiers like hashed emails (HEMs), mobile ad IDs (MAIDs), and connected TV (CTV) IDs, we help extend audience reach across every channel advertisers care about.

The result? A complete and addressable audience picture that RMNs can activate confidently—on-site and off.

We partnered with one of the largest RMNs in the world to overhaul its first-party shopper data ahead of industry changes. By anchoring its data to stable digital IDs, addressability skyrocketed by nearly 300%. That’s the Experian difference—turning guesswork into confidence.

Retailers who master identity will win the RMN race

In an increasingly competitive RMN landscape, identity isn’t optional—it’s everything. Advertisers demand scale, accuracy, and measurable impact. Only RMNs with a robust identity foundation will rise above the competition.

RMNs that prioritize identity resolution and data enrichment will:

  • Drive more revenue by increasing the size of their addressable audience
  • Keep advertisers engaged with better targeting and measurement
  • Capture RMN market share by offering scale and accuracy

Don’t just compete—lead.

Ready to transform? Experian will show you how

Fixing data inside the RMN ecosystem is just the beginning. In part two, we’ll cover:

  • Why RMNs should be activating their enriched first-party data across CTV, programmatic, and social.
  • Why off-site expansion is the future of maximizing revenue.
  • How Experian’s data and identity solutions power off-site activation.

Experian isn’t just part of the RMN conversation. We’re driving it. Let’s talk.


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Experian at CES 2024: Four key trends in advertising

Every year, the Experian team attends the Consumer Electronics Show (CES) in Las Vegas, to immerse ourselves in the world's most significant consumer tech showcase and stay at the forefront of the latest technological advancements and innovations that shape the AdTech industry. This year's event was a vibrant melting pot of innovation and vision, from streamers taking a bigger bite of the advertising pie to the emergence of AI-powered solutions and drone delivery services. Amidst these advancements, the dynamic interplay of technology, media, and advertising raised important questions, especially in the context of evolving regulations and cookie deprecation. During CES, we captured insights from various thought leaders, and in the coming months, we'll be sharing these valuable perspectives with you. Watch the video below for full insights coming from our content studio onsite during the event. Or, keep reading for a recap on four key trends from CES and what they mean for your business in 2024! “My first CES was a major success. You could feel the buzz in the air as new ideas and partnerships were being created within and across industries. The intersection of the different players within retail media, connected TV, retail technology, the demand and supply-side, and agencies all in an ever-changing world of regulation and privacy begs for a solution that can maximize a successful outcome for all.”anne passon, sr director, sales, retail & cpg 1.  Audience targeting: How first- and third-party data work together A central theme at CES was the importance of audience targeting, highlighting the crucial role of first-party data. However, it’s clear that to maximize its potential, this data needs to be augmented with sophisticated identity solutions and enriched with third-party insights, all while navigating the complexities of privacy regulations. This integrated approach is vital to understanding audiences and for creating more effective marketing strategies that comply with privacy regulations. 2. Standardizing metrics in retail media networks The challenges around retail media networks, particularly in terms of standardizing metrics like incremental return on ad spend (iROAS), were a hot topic at CES. This complexity around this topic underscores the need for neutral, expert third parties to help bring clarity and consensus, aiding businesses in navigating this multifaceted domain. 3. The challenge of switching data solutions Discussions covered the broader challenges associated with transitioning to new data solutions. For businesses, this involves a critical assessment of the benefits versus the costs and complexities of adopting new platforms or systems. This decision-making process is increasingly significant as data strategies become integral to marketing success. 4. Identity solutions in a cookieless future With the industry moving toward a cookieless future, the spotlight at CES was on the importance of robust identity solutions. Understanding the functionality and necessity of various universal IDs is essential to minimize data loss and maintain effective targeting. Investing in flexible and adaptable identity solutions like the Experian Graph is essential to maintain effective targeting and audience engagement in this new landscape. Announcements and advertising innovations at CES 2024 CES was a stage for significant announcements and innovative marketing initiatives: Criteo and Albertsons announced their collaboration in retail media. Instacart's partnership with Google for enhanced shopping ads and AI shopping carts. NBCUniversal's advancements in streamlining programmatic advertising. Brands like Netflix, LG, Freewheel, and Amazon Ads also captured attention with their creative marketing strategies, ranging from unique collaborations to themed promotions and captivating events. These insights from CES provide a glimpse into the future of technology, media, and advertising. They highlight the need for adaptability, innovation, and informed decision-making in these dynamic industries, especially in the context of privacy regulations. Stay tuned for our series of posts where we'll dive deeper into these topics, sharing exclusive insights from industry thought leaders.  Follow us on LinkedIn or sign up for our email newsletter for more informative content on the latest industry insights and data-driven marketing. Contact us Latest posts

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