MUNICH--( BUSINESS WIRE )-- Everbridge, Inc. (Nasdaq: EVBG), the global leader in critical event management (CEM) and national public warning software solutions, today announced the successful testing of Germany's nationwide emergency alerting system yesterday, September 14. Everbridge Public Warning Cell Broadcast technology, in partnership with leading Mobile Network Operator Vodafone, and three out of four MNOs, provided the key technology components of Germany's nationwide rebroadcasting emergency alerting system. The federal and state governments jointly prepare the nationwide warning day, which takes place annually, every second Thursday in September, in coordination with municipal representatives. The Federal Office for Civil Protection and Disaster Assistance (BBK) is responsible at the federal level.