Unlimitail
Unlimitail operates retail media networks across 21 countries for 35 retailers (including Carrefour and MediaMarktSaturn), unifying onsite, offsite, and in-store ad activation on its Epsilon Retail Media platform for brands and agencies seeking closed-loop retail media measurement.
- Company typePrivate
- Founded2023
- HeadquartersParis, France
- Headcount—
- GTM typeB2B
- OfferingSoftware
What Unlimitail does
Unlimitail is an international retail media alliance and technology platform that operates retail media networks on behalf of retailers and connects brands to high-intent shoppers across 21 countries in continental Europe, Brazil, and Argentina. Founded in 2023 as a joint venture between Publicis Groupe and Carrefour Group, the company has grown from 13 to 35 retail partners managing 120+ e-commerce sites that collectively generate 2-3 billion monthly page views and reach 250 million addressable loyalty-card-carrying customers. The company serves two primary customer segments: retailers seeking to monetize first-party data and digital advertising inventory (grocery, electronics, beauty, home improvement, pet retail, parapharmacy), and brands/agencies seeking omnichannel campaign activation with closed-loop measurement proving return on ad spend through to in-store purchase.
Unlimitail's core technology stack is Epsilon Retail Media, a proprietary adtech platform unifying onsite (sponsored products, display, video on retailer sites), offsite (open web, social, CTV), and in-store (DOOH, POS) activation. The architecture is anchored by Snowflake Data Clean Rooms powering the Global Retail Media Data Hub for privacy-preserving cross-retailer data collaboration, and includes differentiated capabilities such as deterministic in-store attribution via loyalty-card matching (operational from February 2026 on Carrefour.fr), Social Retail for native injection of transactional data into social networks, and Creative Studio for generative AI-powered ad creative production. Notable technology integrations include Pacvue for self-service campaign activation, Skai for commerce-audience activation, Iagona for in-store digital signage, and partnerships with NIQ for AI-powered measurement and JCDecaux/Carmila for shopping-center DOOH.
The business operates a B2B enterprise model with custom contracts across four revenue streams: retail media network fees from retailers, brand advertising campaigns across the network, technology and measurement services (including unliMetrics), and data monetization through clean rooms. Go-to-market combines direct enterprise field sales (CRO, VP Retailers, Sales Director Agencies France), agency channel partnerships (GroupM, Dentsu, Havas, WPP, Publicis Commerce, Spark Foundry, MediaCom), and self-service marketplace listings via Pacvue. Pricing is not publicly disclosed; the company does not list any app stores or consumer-facing products and operates without external venture capital funding, with growth capitalized by its Publicis and Carrefour parents.
Unlimitail firmographics
Firmographics- Name
- Unlimitail
- Legal name
- CRFP 25
- Website
- https://unlimitail.com
- Company type
- Private
- Founded year
- 2023
- Operating status
- Operating
- Short description
- Unlimitail operates retail media networks across 21 countries for 35 retailers (including Carrefour and MediaMarktSaturn), unifying onsite, offsite, and in-store ad activation on its Epsilon Retail Media platform for brands and agencies seeking closed-loop retail media measurement.
- Ownership category
- akta.pro rank
Unlimitail industry classification
Industry- Product category
- Retail Media Technology
- NAICS
- Advertising Agencies (541810), Media Buying Agencies (541830), Indoor and Outdoor Display Advertising (541850)
- SIC
- Services-Advertising Agencies (7311)
- akta.pro primary industry
- Integrated Full-Service Creative Agencies (MPAAAAAA)
Keywords
Where Unlimitail is headquartered
LocationHeadquarters
- HQ city
- Paris
- HQ country
- France
- HQ region
- Europe
Offices1 record
Markets served
Unlimitail business model
Business model- GTM type
- B2B
- Offering type
- Software
- Cost components
- Personnel, Technology or R&D, Marketing or Sales, Operations
Revenue model
- Retail Media Network Fees: Revenue generated from operating retail media networks for retailers, charging fees for access to their advertising inventory, technology platform, and measurement capabilities.
- Brand Advertising Campaigns: Revenue from brands purchasing advertising across Unlimitail's network of 120+ retail sites and 35 retailers, including onsite display, sponsored products, offsite targeting, DOOH, and couponing formats.
- Technology and Measurement Services: Revenue from providing technology infrastructure (Epsilon Retail Media), measurement solutions (unliMetrics), and analytics services to retailers and brands.
- Data Monetization: Revenue from enabling retailers to leverage and monetize their first-party transactional data through privacy-preserving clean rooms and data collaboration platforms.
Go-to-market motion4 records
Distribution channels4 records
Marketing channels5 records
Unlimitail product offering
Product offeringCore offering
Unlimitail operates an international retail media alliance providing unified onsite, offsite, and in-store advertising activation for retailers and brands across 21 countries. Its Epsilon Retail Media technology suite enables campaign management, audience targeting, measurement, and data collaboration through Snowflake-powered clean rooms, serving 35 retailers and 250 million addressable shoppers.
Product overview
Unlimitail is an international retail media alliance and platform offering brands and retailers the opportunity to deploy their retail media strategies in a simplified, unified, and optimized way. The company's core product is Epsilon Retail Media, a cutting-edge advertising technology suite that unifies onsite and offsite retail media capabilities. Built on this foundation, Unlimitail offers a modular solution portfolio including Onsite Solutions (sponsored products, display, video), Offsite Solutions (open web, social, CTV), DOOH, POS Material, Couponing, and unliMetrics for measurement. Key recent additions include Social Retail for native social media integration of transactional data, Creative Studio for generative AI-powered creative production, and the Global Retail Media Data Hub powered by Snowflake for privacy-preserving data collaboration. The platform aggregates over 2 billion monthly page views and connects more than 250 million addressable customers across 35 retail partners in 21 countries.
Differentiator
Problem solved
Functional benefit
Brands
- Epsilon Retail Media: The cutting-edge advertising technology suite operated by Unlimitail, unifying onsite and offsite retail media solutions.
- Unlimitail Creative Studio
- unliMetrics
Products and services
- Epsilon Retail Media
- Global Retail Media Data Hub
- Social Retail
- Creative Studio
- unliMetrics
- Onsite Solutions
- Offsite Solutions
- DOOH Solutions
- Couponing
- C10 Ads
Quantifiable outcome
- +32% average increase in ROAS when adding in-store attribution vs digital-only measurement
- +4 more outcomes
Companies that use Unlimitail
Customer profileNamed customers13 records
Segments3 records
Ideal customer profiles3 records
Unlimitail technology and API
TechnologyTechnology focussed Yes
API detail
- Has API
- No
- API docs
- API detail
Core technology
AI maturity
App detail
Integration4 records
AI capability7 records
Feature7 records
Unlimitail partnerships and signals
Strategic signalPartnerships
17 partnerships are on record, tiered core and minor.
- SnowflakecoreUnlimitail selected Snowflake Data Clean Rooms to power its Global Retail Media Data Hub, enabling privacy-preserving, closed-loop retail media across 250 million shoppers. Snowflake technology enables retailers and brands to analyze shared audiences and measure campaign outcomes against real purchase data without exposing raw data. Partnership addresses secure multi-retailer data collaboration and proving genuine ROI.
- NIQcoreStrategic collaboration to provide AI-powered retail media measurement and analytics combining Unlimitail's network (21 countries, 35 retailers, 250M loyalty cardholders) with NIQ's measurement and consumer intelligence capabilities. Initial deployment with Carrefour in France, Spain, and Brazil mid-2026. Addresses gap where only 53% of CMOs believe current RMNs provide adequate measurement.
- JCDecauxcoreStrategic partnership with Carrefour, Carmila, and JCDecaux to develop integrated retail media networks at shopping centers and outdoor areas in France and Spain. Deployment includes innovative digital screens and outdoor media to enhance advertising impact.
- CarmilacorePartnership to develop integrated retail media at shopping centers in France and Spain alongside Carrefour, JCDecaux, and Unlimitail.
- MediaMarktSaturncoreLaunch of MediaMarktSaturn's first offsite Retail Media program powered by Unlimitail's Epsilon Retail Media technology. Rollout in 5 markets (Germany, Spain, Italy, Netherlands, Belgium) starting October 2025, expanding to 11 countries including Turkey, Poland, Austria, Switzerland, Luxembourg, Hungary in 2026.
- Rakuten FrancecoreE-commerce partnership expanding to onsite display banner format. Rakuten France has 10M+ monthly visitors, 13M+ members. Award-winning unified onsite & offsite campaign. Recognized at Trophées E-commerce 2025.
- Hygie31 / DhygietalminorHealth and wellness e-commerce group. Unlimitail supporting onsite sponsored products, enriched banners, and offsite campaigns across parapharmacy sites serving 350+ brands.
- PacvuecoreStrategic partnership enabling Pacvue clients to activate campaigns across Unlimitail's network via Pacvue's commerce operating system. Expands self-service capabilities for brands and agencies. Initial deployment with Carrefour France, expanding to other countries and retailers.
- Carrefour ServicesminorNon-food service platforms (Carrefour Location, Carrefour Voyages). Unlimitail providing retail media for travel and rental services with 1.1M monthly visitors for Voyages.
- IskaypetminorPet retail in Spain and Portugal. Unlimitail operating Iskaypet's retail media program with CitrusAd technology partnership.
- ManoManocoreDIY and home improvement e-commerce. Unlimitail operates ManoMano's retail media program in France and Europe, providing onsite and offsite advertising solutions.
- ClarelminorSpanish beauty retailer with nearly 1,000 stores. Unlimitail supporting Clarel's first retail media transformation with onsite sponsored products, display, and offsite capabilities.
- in-Store MediacorePartnership for in-store retail media solutions in Carrefour Italy, succeeding Dunnhumby. in-Store Media operates across 9 countries managing 330 shopping centers, 1,500 hypermarkets, 6,000 supermarkets. Partnership also active in Poland and Spain.
- MediatransportsminorPartnership for geolocated DOOH measurement using Carrefour transactional data. Analysis showed up to +36% sales uplift in stores near activated metro advertising. Award-winning methodology using A/B testing.
- Fill Up MediaminorPartnership for DOOH activation at gas stations. Happyvore campaign at 1,800 screens showed +47% revenue uplift. Award-winning for data visualization.
- ArtefactminorData consulting partner for Barbie DOOH campaign at Carrefour. Campaign won Retail Media DOOH award with +20% incremental revenue vs control stores.
- MyOriginescoreBeauty e-commerce retailer. Unlimitail provides full commercialization of retail media inventory and data sharing. MyOrigines was early adopter of Epsilon Retail Media. Partnership expanded to include onsite video format.
Scale indicators16 records
Recent moves5 records
Expansion highlights6 records
Unlimitail competitors and assessment
Company assessmentBroad incumbents
- WPP: Global advertising holding company with extensive retail media practice through GroupM and WPP Media. Comparable as a broad incumbent serving the same brand advertisers; WPP's eRetail Media leadership has publicly endorsed Unlimitail partnerships.
- The Trade Desk: Global demand-side platform with growing retail media activation capabilities and data partnership integrations. Comparable as a broad incumbent providing offsite activation infrastructure that competes for the same brand offsite budgets Unlimitail targets.
- Publicis Groupe: Parent company and majority owner of Unlimitail, one of the world's largest advertising holding companies. Comparable as a broad incumbent in advertising, media, and digital commerce services; provides agency relationships that feed Unlimitail's brand-side demand.
- Amazon Advertising: Largest retail media network globally, operated by Amazon across its owned properties and increasingly off-platform via Amazon Ads. Comparable as the dominant incumbent whose scale and closed-loop measurement Unlimitail positions against for European brand budgets.
Regional players
- Walmart Connect: Retail media network operated by Walmart in the United States, leveraging the largest US grocer's customer data. Comparable as a retailer-owned media network; serves as a US-only benchmark for Unlimitail's ambition to build a unified European equivalent.
- dunnhumby: UK-based retail media and customer data science firm spun out of Tesco, serving global retailers with media and loyalty programs. Comparable as a regional (UK/European) retail media specialist; Unlimitail replaced Dunnhumby as the in-store retail media partner for Carrefour Italy, illustrating direct competitive positioning.
Emerging players
- LiveRamp: Data collaboration and identity resolution platform powering retail media networks and clean-room integrations. Comparable as an emerging player providing underlying infrastructure for privacy-safe cross-retailer measurement, overlapping with Unlimitail's Core ID resolution and Snowflake Data Hub ambitions.
- Pacvue: Commerce operating system enabling brands and agencies to manage retail media campaigns across multiple networks. Comparable as an emerging player; while Unlimitail is integrated into Pacvue's platform, both serve brand activation workflows and overlap in self-service campaign management.
Direct peers
- Criteo: Global retail media adtech platform specializing in commerce media and retargeting. Direct competitor in European retail media technology; notably Publicis Groupe holds a stake in Criteo's retail media assets, creating both partnership and overlap with Unlimitail's Epsilon Retail Media platform.
- CitrusAd: White-label retail media platform serving grocers and retailers worldwide. Direct technology competitor; Unlimitail's partnership with CitrusAd for Iskaypet indicates technology overlap and competitive tension in the platform layer powering retailer networks.
Market position
Strengths5 records
Weaknesses5 records
Competitive moat6 records
Key risks7 records
Key highlights8 records
Customer concentration
Unlimitail social profiles
Digital presenceUnlimitail financial estimates
Financial estimateRevenue estimate
Valuation estimate
Unlimitail leadership team
Management profileNumber of profiles
Profiles10 records
Unlimitail funding detail
Funding detailFunding overview
Funding rounds
Investors
Funding detail is available on the Subscription and Enterprise plan.Contact sales →
Unlimitail M&A and investment
M&A and investmentM&A
Investments
M&A and investment is available on the Subscription and Enterprise plan.Contact sales →
Frequently asked questions about Unlimitail
What does Unlimitail do?
Unlimitail operates an international retail media alliance providing unified onsite, offsite, and in-store advertising activation for retailers and brands across 21 countries. Its Epsilon Retail Media technology suite enables campaign management, audience targeting, measurement, and data collaboration through Snowflake-powered clean rooms, serving 35 retailers and 250 million addressable shoppers.
Is Unlimitail a public or private company?
Unlimitail is a private company. It is classified as corporate owned and is currently operating.
When was Unlimitail founded?
Unlimitail was founded in 2023.
Where is Unlimitail based?
Unlimitail is headquartered in Paris, France, in the Europe region.
How does Unlimitail make money?
Four revenue lines are on record. Retail Media Network Fees are the primary driver. The others are brand Advertising Campaigns, technology and Measurement Services and data Monetization.
Who are Unlimitail's main competitors?
Broad incumbents on record are WPP, The Trade Desk, Publicis Groupe and Amazon Advertising. Regional players are Walmart Connect and dunnhumby. Emerging players are LiveRamp and Pacvue. Direct peers are Criteo and CitrusAd.
Does Unlimitail have an API?
No public API is recorded for Unlimitail.
What industry is Unlimitail in?
Unlimitail's product category is Retail Media Technology. Its primary akta.pro industry code is MPAAAAAA, Integrated Full-Service Creative Agencies. Its NAICS code is 541810 and its SIC code is 7311.