COMPANY

Media Square

Media Square is a french premium publisher marketplace for programmatic and direct advertising.

Analyst Perspective

MediaSquare is a French advertising marketplace that aggregates premium inventory from major French publishers and makes it available to advertisers and media agencies through programmatic and managed buying. The company operates a curated media marketplace across web, mobile, in-app and connected TV, with additional targeting and audience products layered on top of the core inventory access proposition. Its revenue model is primarily tied to advertising spend transacted through its marketplace rather than pure subscription software fees. Customers are advertisers, agencies and media planners that want direct access to premium French publisher environments, while partner publishers benefit from pooled demand, premium positioning and monetisation support.

Analyst Signal Briefing

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Category Differentiation

MediaSquare is not a general consumer media brand or a standalone SSP vendor serving the global open web. It is a French premium publisher marketplace focused on aggregated local inventory, buying access and related targeting solutions.

Media Square: About

MediaSquare creates value by aggregating advertising inventory from a consortium of premium French publishers into a single commercial access point for buyers. It combines marketplace economics with ad technology: advertisers and agencies buy media directly or programmatically through its platform, while MediaSquare earns a margin or take-rate on media spend and enhances yield through targeting, contextual and cross-media solutions.

How Media Square Works & Monetises

Business model analysis and core revenue streams

MediaSquare monetises chiefly via transaction-driven advertising revenue: take-rates or embedded margins on programmatic media bought through its marketplace, plus managed-service margins on insertion-order campaigns. Its self-service buying product supports autonomous campaign activation, while audience data, contextual targeting and TV complementarity function as premium add-ons that raise campaign value and support higher CPMs.

Revenue Channels

Programmatic marketplace media spendPercentage Take-Rate
Managed insertion-order campaignsService Fee
Audience data and targeting upsellsPercentage Take-Rate
Contextual and cross-media targeting enhancementsPercentage Take-Rate

Recent Signals (Media Square)

https://martechseries.com/feed/Jun 30, 2026

Media Square Validates Intent IQ Identity Resolution in France

Media Square, a French publisher marketplace, conducted a pilot test of Intent IQ’s Bid Enhancement identity resolution solution in France (May 2026) and reported material uplifts in monetization of ID-less and cookieless inventory while maintaining GDPR compliance. Media Square recorded a 34% increase in CPMs on previously identifier-less inventory and said revenue per thousand impressions (RPM) on those placements doubled during the test. Intent IQ’s identity graph (supported by more than 170 patents and refreshed every 48 hours) is claimed to deliver deterministic accuracy above 90% verified daily. The company and Media Square said performance gains were driven by higher fill rates and CPMs and that improvements remained stable after the test concluded.

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https://github.com/prebid/Prebid.js/releases.atomJun 24, 2026

Prebid.js 11.20.0 Released

Prebid.js published release 11.20.0 on 2026-06-24. The release includes core pull requests (notably alignment of Prebid Server adapter sync browser restrictions), a Windows build bug fix, multiple maintenance updates, and several adapter changes such as adding a new adapter (m152), updates to billow_rtb25 (sharedId support), and Uid2 id module adjustments. The release was published via the GitHub Actions account and includes source code archives (zip and tar.gz). The changelog lists linting and maintenance PRs, CI and build tool updates, adapter fixes and declarations (e.g., IAB Europe TCF GVL Vendor ID for Floxis), and various test and dependency updates.

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ExchangeWireNov 29, 2021

PubMatic Announce the Opening of New Office in Paris as Part of European Growth Strategy - ExchangeWire.com

PubMatic (Nasdaq: PUBM) announced the expansion into France with a new Paris office as part of its European growth strategy. The Paris team will join PubMatic’s existing European market offices in London, Amsterdam, Hamburg, Madrid, Milan, Munich and Stockholm. To drive growth in the French market, PubMatic appointed two senior leaders: Laurence Harroch as Director of Publisher Development and Constance de Vulpian as Customer Success Manager, reporting to Siebren Roorda, PubMatic's Regional Director for Benelux and France. PubMatic’s leadership emphasized delivering independent omnichannel technology that respects consumer privacy in a cookieless era. Emma Newman, CRO EMEA, commented on ongoing growth across the region and the investments being made in EMEA. PubMatic also collaborates with local partners including M6, Opti Digital and Mediasquare.

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Media Square: Frequently Asked Questions

What is MediaSquare?

MediaSquare is a French advertising marketplace that gives buyers access to premium publisher inventory across web, mobile, in-app and connected TV.

Who uses MediaSquare?

Its main users are advertisers, media agencies, planners and brand marketers seeking premium French digital media and privacy-compliant targeting.

How does MediaSquare make money?

It makes money mainly from margins or take-rates on advertising spend flowing through its marketplace, plus managed campaign services and targeting upsells.

Company Facts

Founded
2012
Headquarters
19 rue d'Hauteville, 75010 Paris, France
Core Segment
Media Sales House
Company Size
10–49
Official Link
mediasquare.fr