The German Electron Synchrotron (Stiftung Deutsches Elektronen-Synchrotron – DESY) is one of the world's leading laboratories for photon science and particle physics. As a member of the Helmholtz  Association in Germany, DESY is a non-profit research organization funded by public funds from the government and the states. DESY has a long-standing experience in the design and operation of accelerators and detectors for high energy physics and synchrotron radiation research. At the time being, DESY operates the most brilliant synchrotron radiation source world-wide and two Free Electron Lasers.