QuantX is an association of École Polytechnique (X) alumni that counts 150+ quantum computing specialists worldwide: representatives of industrial groups and academia, startups, investors and consulting firms, media, and the government. By gathering the quantum community, QuantX aims to accelerate the QC ecosystem growth, enhance knowledge transfer, help discover new applications, train future quantum engineers and experts, and motivate the forthcoming generations to contribute to the world of quantum computing. QuantX carries the vision that the success of quantum technologies relies on scientific excellence and entrepreneurship. After a series of events establishing the links between different actors, QuantX is looking forward to its next milestone events and initiatives.