Pubstack

The business operates as a B2B adtech platform focused on publisher monetisation. It provides software modules for full-stack monetisation management (client- and server-side), server-side bidder management, impression-level analytics, and a signal-driven advertising marketplace. Publishers adopt the platform to centralise header bidding configuration, optimise pricing and ad refresh rules, and gain analytics that link user interaction and demand-partner performance to revenue outcomes.

Revenue is primarily subscription-style SaaS or usage-based software fees tied to the scale and complexity of each publisher’s advertising setup. Value is created by improving publisher yield, reducing engineering overhead via no-code controls, and exposing richer inventory signals to demand partners to increase competition and effective CPMs. The marketplace and curated demand components introduce additional value via incremental demand and potentially shared economics with partners.

Pubstack.io is a France-based adtech company providing programmatic advertising and monetisation infrastructure for digital publishers. Its platform offers client- and server-side header bidding management, publisher-focused analytics, and a signal-driven marketplace that packages impression-level inventory data for buyers.

The company generates revenue by selling B2B software and related services to web publishers, who pay for access to its monetisation management and analytics products, with pricing scaled to the size and complexity of their setups. Additional revenue likely comes from commercial arrangements around its signal-driven marketplace that connects publishers’ inventory with demand partners.