Noise protection consulting, planning and quality control according to DIN 4109-4
Our engineers in the field of building acoustics will advise you on all questions of internal sound insulation as well as sound insulation against external noise.
This includes the preparation of soundproofing certificates, court reports and advice on airborne or impact sound insulation of building components and noise from technical building installations.
As a DAkkS-accredited quality inspection body, we take over all sound tests for you in accordance with DIN 4109-4.



Our services
- Acoustic quality testing in construction according to DIN 4109-4
- Metrological determination of airborne sound insulation (DIN EN ISO 16283-1)
- Measurement of impact sound insulation (DIN EN ISO 16283-2)
- Measurement of facade sound insulation (DIN EN ISO 16283-3)
- Measurement of sound pressure levels of building services installations (DIN 4109-4 / DIN EN ISO 10052)
- Sound insulation consulting and planning for residential and office buildings, event venues, hotels and accommodation facilities, hospitals and sanatoria, restaurants, schools and training facilities as well as their construction supervision
- Determination of the relevant external noise level of road, rail, aircraft and industrial noise according to DIN 4109
- Reimbursement of sound insulation certificates in accordance with DIN 4109, DGNB manual and BNB criteria profile
- and much more
Our Projects
Projects: Type
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Highlights
Public transportation
Culture & Sports
Industrial
Residential & Hotels
Events & Gastronomy
Public Buildings
Sacral Buildings
Education & Health Services
Office & Conference
Projects: Service
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Building Acoustics
Sound Systems & Voice Alarm
Environmental Noise
Room Acoustics
Building physics & sustainability
- Customer: Peter Grundmann ArchitectsCentre for Art and UrbanismNoise immission forecast
- Criminal Court BerlinRoom and electroacoustic inventory with subsequent planning
- Groundwater purification plantDetermination of the sound immissions
- IMD Labor Oderland GmbHFrom bank building to laboratorySound immission prediction and room acoustics consulting
- Customer: Planungswerk Näther WuckeHavel School OranienburgRoom acoustics consulting
- Axica Conference CentreRoom acoustic investigation to improve speech intelligibility
- Märkisches Zentrum BerlinNoise immission forecast
- Customer: Alte Feuerwache e.V.Old fire stationPlanning sound system
- Residential and commercial quarter Liebermannstr.Determination of the sound immissions
- Customer: Spandau District OfficeJonny K. Active ParkNoise immission forecast
- Sports hall of the Ev.Schule Berlin LichtenbergRoom acoustics consulting
- Relocation of a venueHeideglühenConsultation and levelling of a sound system
- Customer: STRABAG Real Estate GmbHCity HallVillas SchönefeldBuilding acoustics - sound insulation
- Customer: Vivantes GmbHListening booths Vivantes HospitalMeasurement of room acoustics
- Noise immissions from water trafficChancellor's OfficeBuilding acoustics - sound insulation
- Customer: Treptow-Köpenick District Office of BerlinKöpenick Town HallConstruction noise
- Friedrichshain District CentreDetermination of the sound immissions
- Berlin CathedralFestival of LightsLeveling of sound reinforcement systems
- Measurement of the standard impact sound levelRedevelopment office buildingBuilding acoustics - sound insulation