Pubstack
Publisher monetisation software for no-code yield and header bidding control.
Available information varies by company and source.
Profile record updated:
Company facts
- Official name
- PUBSTACK SAS
- Entity type
- COMPANY
- Founded
- 2018
- Headquarters
- 86 rue de la Chanterie, 37540 Saint Cyr sur Loire, France
- Company size
- 10–49
- Market role
- AdTech Vendor
- Official website
- pubstack.io
What Pubstack does
Pubstack operates a B2B SaaS model selling monetisation infrastructure to publishers. It creates value by replacing fragmented, engineering-heavy ad stack management with a unified control layer for header bidding, server-side bidding, analytics and signal-enriched inventory packaging. The software is positioned to increase publisher yield, shorten optimisation cycles and simplify integration work across SSPs, ad servers and demand partners.
Category differentiation
Pubstack is not a publisher, ad network or full-service SSP exchange operator in the traditional sense. It is primarily publisher-facing monetisation software that helps media owners manage and optimise their programmatic stack.
Strategic context
AI-supported assessment from the existing company research; distinguish interpretation from sourced facts.
Pubstack is a French AdTech software company that provides SaaS tools for digital publishers to manage and optimise their programmatic monetisation stacks. Its products centralise client-side and server-side header bidding, demand partner activation, bid-level analytics and inventory packaging, helping publisher AdOps and yield teams reduce engineering dependence and improve revenue performance across web and in-app environments. The company makes money primarily through customised software subscriptions rather than media ownership or arbitrage. Its customers are publishers and media companies that need better control over SSP connections, header bidding configurations, analytics and supply packaging for programmatic buyers.
Company news briefing
Briefing updated:
Pubstack continues to develop its supply intelligence solutions, maintaining active integrations within the Prebid.js ecosystem, including recent adapter updates in version 11.36.0. In leadership developments, the company has appointed AI and ad tech veteran Yann Stadnicki as Chief Technology Officer to lead its technology strategy and product innovation. Stadnicki's role focuses on integrating artificial intelligence to help publishers optimise ad revenue and reduce operational complexity.
Business model & monetisation
Pubstack primarily uses a customised SaaS subscription model, with pricing aligned to publisher scale and monetisation complexity. The commercial approach is value-based, emphasising revenue uplift, unlimited user access, no setup fees and bundled support. Its marketplace and signal-packaging capabilities may support broader monetisation outcomes, but the provided evidence points to subscription software as the main pricing mechanism.
- Publisher monetisation software subscriptions
- Software Subscription
- Premium support and onboarding embedded in contracts
- Service Fee
- Marketplace or signal-packaging monetisation
- Percentage Take-Rate
Products & capabilities
No products with linked sources are available in this view.
Programmatic stack & registry data
Registry entries and observed technical data do not establish certification, legal compliance or actual usage.
Pubstack
IAB vendor record: 1408
- Cookies declared
- Yes
- Non-cookie access declared
- Yes
- Declared purpose IDs
- 1, 2, 3, 4, 7, 8, 9, 10
- Declared feature IDs
- 3
- Declared special purpose IDs
- 1, 3
Products & market categories
Recent recorded signals
Dates refer to the source publication. Older entries are historical context, not evidence of a new event.
Prebid.js 11.36.0 released with security fixes
Platform · Recorded impact score: 3/5
Prebid.js released version 11.36.0 on September 28, 2026. This maintenance release includes two core PRs: sanitizing untrusted ORTB responses to enhance security, and resetting GPT targeting on bid win. Several bidder adapters (Pubstack, Ogury, msft, AdSpirit, MCodeMedia, SSP Geniee) received fixes and updates. A notable change is the refactoring of bidder COPPA config access across various adapters. The update also includes documentation updates for IntentIq ID and a name change for MCodeMedia. These changes aim to improve stability, security, and compliance for publishers using Prebid.js.
- Prebid.js 11.36.0 was released on September 28, 2026.
- The release includes core PRs for sanitizing untrusted ORTB responses and resetting GPT targeting on bid win.
Pubstack Appoints Yann Stadnicki as CTO
Hiring · Recorded impact score: 1/5
Pubstack, a provider of ad stack management and analytics for publishers, has announced the appointment of Yann Stadnicki as Chief Technology Officer. Stadnicki, a veteran in AI and ad tech, brings extensive experience in building and scaling technology teams. In his new role at Pubstack, he will lead the company's technology strategy, focusing on product innovation and AI integration to help publishers optimize their ad revenue and reduce operational complexity. The appointment signals Pubstack's continued investment in advanced analytics and AI-driven solutions for publishers.
- Pubstack appointed Yann Stadnicki as Chief Technology Officer.
- Stadnicki has experience in AI and ad tech.
Explore company relationships
Questions about Pubstack
What is Pubstack?
Pubstack is a publisher monetisation software company that provides no-code tools for header bidding, analytics, yield management and signal-enriched inventory packaging.
Who uses Pubstack?
Its users are digital publishers, media owners, AdOps teams and yield managers running programmatic advertising across web and app inventory.
How does Pubstack make money?
It mainly generates revenue from customised SaaS subscriptions priced according to publisher scale and monetisation complexity, with support included.
Sources & coverage
This profile uses public, official and technically observable information. Missing information does not prove that a product or relationship does not exist. The list below does not imply that every profile statement has been verified.
20 publicly documented primary sources and citations linked across the market graph.
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