Relay42 by Supermetrics
Software DevelopmentNorth Holland, Netherlands11-50 Employees
Relay42 is a software development firm based in Amsterdam, Netherlands. It operates as part of Supermetrics, with all Relay42 offerings now incorporated into Supermetrics' Data Activation lineup. This combined platform provides an end-to-end workflow that unites data integration, analysis, and activation for marketers. The product scope includes real-time customer data capabilities, including a CDP designed for airlines launched in 2024. In June 2025, Supermetrics completed the acquisition of Relay42, bringing its CDP capabilities under the Data Activation umbrella. The company is based in North Holland and supports a mid-sized team.