A real plus for people and the environment

The facts and figures listed here are designed to give you an idea of what makes us a progressive and innovative company. But that’s just one side to us. Only by meeting us in person can you get a sense of our passion, our innovative spirit and our dedication.

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Founded in


Percentage women

Percentage commuters

Percentage bicycle commuters

Tyre/road noise

Our services include measurements to determine the acoustic quality of road surfaces, for example using the CPX trailer measurement method, as well as specific measurement methods and analyses for acoustic optimisation of road surfaces.

Building physics

Our expertise includes building and room acoustics as well as thermal building physics, building ecology and energy efficiency consultancy.


We specialise in developing environmental databases, noise calculation software, information systems and documentation – all tailored to the needs of our clients.

Research & development

We can count on an extensive national and international network in practice-oriented research in our key areas.

Environmental noise

We specialise in acoustic measurements and finding solutions to reduce noise emissions and vibrations from road traffic, railways, shooting ranges, commercial and industrial properties, building sites, etc.

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