Roland Ernst Billeter

ADT, designed a company of Tyco International Ltd. - fire & security, business, installed and serviced electronic security systems for retail, business and public authorities as well as backup and reporting systems against burglary and fire for private households. Sensormatic ® is a leading brand of ADT. In Europe, integrated security programs, which combine access control, RFID, CCTV, electronic article surveillance and source systems belong to the range of ADT. They are used to deter thieves and protect people, objects and properties. The ADT Sensormatic GmbH in Ratingen is the market leader in the field of the prevention of physical inventory differences by shoplifting. Thus, the ADT Sensormatic GmbH is the first address for also, video surveillance, access control and RFID systems.

Part of Johnson Controls International Plc, Total Walther GmbH, Feuerschutz und Sicherheit supplies fire protection and safety equipment. The company is based in Ratingen, Germany. The CEOs of the German company are Richard Montford Boulter, Bernd Volkmann, Peter Stahl.

Part of Johnson Controls International Plc, Tyco Holding GmbH is an investment holding German company. The company is based in Ratingen, Germany. The CEOs of the company are Roland Ernst Billeter, Peter Stahl.

Tyco Fire & Security Holding Germany GmbH supplies fire safety and security systems. The company is based in Ratingen, Germany. The CEOs of the German company are Peter Stahl and Richard Lek.