Akustikbüro K5 GmbH
Akustikbüro K5 GmbH is an independent and owner-operated consulting company.
Akustikbüro K5 GmbH was relaunched in 2018 as successor of Akustikbüro Rahe-Kraft which was founded in 2001.
With the constantly growing size of our company, we have also expanded our range of services and offer consulting services for room acoustics, building acoustics and electroacoustics and environmental noise assessment from a single source.


Patrick Pietzak
Team assistance & accounting

Julian Stehling
Senior Consultant

Nicolai Faggion
Working student

Benjamin Mähler
Senior Consultant

Nicola Prinz
Quality manager

Tobias Kirchner
Partner & Test center manager