Historic milestones

For over 65 years, the name SONNENBURG stands for premium quality. We successfully develop and produce state-of-the-art electronic sirens, including accessories, software and hardware. Our customers are distributed worldwide.

Read more about our company history which tells you how a one man enterprise of the 40s became an internationally, successfully corporation...

1948

Foundation of the Funktechnischen Labors (FTL) by Ernst Falkner von Sonnenburg at the 20.12.1948 in Eggenfelden, Bavaria, Germany. Main area is the trade and repair of radio and television devices. 

1950s

Development of radio systems for driving schools and for the private sector. 

1960s

Development of radio systems with selective calling (3 and 5 tones).

1970s

In the 1970s sirens were alerted via the fixed network. FTL develops radio receivers which are able to replace the landlline. Many renowned companies, operating in the radio area, are buying radio devices and receiver at FTL.

1980s

The Austrian region "Burgenland" sources receivers for siren alerting completely from FTL.

Development of an electronic solar siren for Belgium.

Continuous development and production of pheripheral devices such as alarm devices, alarm transmitter, radio status identification and alarm printer.

Development, construction and supply of ticket printer for Hungarian and Czech busses, consisting of more than 600 systems.

1989

Relocation into a bigger building.

Delivery of the first process-controlled siren control receiver. 

1990

Rebranding of the Funktechnischen Labors (FTL) into SONNENBURG ELEKTRONIK GmbH at 01.07.1990.

Pilot project Belgium: Nationwide equipment of Belgium with electronic  sirens and siren control centres (At the moment more than 600 sirens are operating).

2000

Rebranding of SONNENBURG ELEKTRONIK GmbH into SONNENBURG ELECTRONIC AG.

2004

Roland Westenkirchner takes over our company SONNENBURG ELECTRONIC AG as CEO. Modernisation of the production line and augmentation of the goods issuing.

2005

Introduction of the SMSA 500: Development of a device for additional alerting of fire fighters and rescue forces via the GSM network.

2010

Foundation of the SONNENBURG HOLDING GmbH.

2010

Foundation of the Lithuanian company SONNENBURG LT UAB.

2010

Foundation of the SONNENBURG SWISS AG.

2011

Worldwide delivery of mass warning and mass notification systems into 25 countries.