Vienna systems house holding ÜBZERT certificate Z-2006 006 for Brandmeldeanlagen on the Esser IQ8 Control and FlexES Control platforms across all five phases — Planung, Projektierung, Montage, Inbetriebsetzung and Instandhaltung — to January 2030. Its ENS certificate Z-ENS-2013-003-IV is the widest voice-alarm certification in the Austrian register: Honeywell VARIODYN D1 and Variodyn ONE, Bosch Praesideo, TOA VX-3000 and VM-3000, and 4EVAC Compact 500 & Impact, all five phases, to August 2029. No other Austrian firm is certified on more than three ENS platforms.