This document provides an agenda for the Big Data Pilot Demo Days webinar series. It will feature presentations from several EU-funded projects including BigDataStack, I-BiDaaS, Track & Know, and Policy Cloud. The webinars will demonstrate applications of big data technologies developed in these projects across various domains like financial services, telecommunications, manufacturing, healthcare, automotive insurance, and policies against radicalization. The goal is to foster adoption of these innovative technologies and contribute to Europe's digital future.