effexx Sicherheitstechnik is the security arm of the effexx group in Netphen, delivering fire detection, voice alarm, intrusion, video and central alarm management systems alongside communications and IT services, with further offices in Troisdorf, Frankfurt and Hoppegarten. VdS Schadenverhütung certifies the company as a Fachfirma nach DIN 14675 for Brandmeldeanlagen and Sprachalarmanlagen, recognises it as a VdS Errichterunternehmen für Brandmeldeanlagen and certifies it to DIN EN 16763. Its crisis and emergency alarm management platform is used for site-wide mass notification.