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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,544 companies indexed · Last updated: today
DirectoryBusiness & Technical ServicesTechnical Consulting & EngineeringGenevaDECIBEL ACOUSTIQUE SA
DECIBEL ACOUSTIQUE SA Logo
Verified· 3 sourcesTrust Score
Summary

About the company

The core activity of Décibel Acoustique is to provide consulting, study and expert services in the field of environmental and building acoustics. This includes in particular the optimization of acoustic comfort and protection against noise pollution in various areas such as residential buildings, office buildings, educational institutions, concert halls, public spaces, airports and festival grounds.

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Products & services

Industry:Technical Consulting & Engineering
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DECIBEL ACOUSTIQUE SA

Building acoustics
Acoustic design and consulting for homes, offices, schools and public buildings according to SIA 181; on-site monitoring, in-situ measurements and acceptance reports.
Environmental acoustics
Acoustic modelling for roads, railways, tramways, industrial areas and urban developments; noise mapping, tests of mitigation measures and technical reports.
Room acoustics
Acoustic studies for new or renovated halls; assessment of existing premises, hall design, acoustic correction and 3D modelling with sound simulation.
Acoustic monitoring
Continuous acoustic monitoring for construction sites, industrial facilities, large events, infrastructure projects and sensitive urban areas; measurements 24/7, alerts and analysis reports.
Trust & reputation

ranQ Trust Score of DECIBEL ACOUSTIQUE SA: 3.9 out of 5.0

Trust Score3.9/ 5.0

High

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Data basis 96% · As of October 2026

DECIBEL ACOUSTIQUE SA scores 61.9 out of 100 points in the Reputation area of the ranQ Trust Score. This area carries 42% of the weighting.
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CriterionValueWeight
  • Review quality: The average rating across all connected sources, smoothed against the industry mean. So 5.0 stars from three reviews do not outrank 4.7 from three hundred.63.324%
  • Review volume: The number of reviews across all sources. The scale is logarithmic: the first reviews count the most, and the maximum is reached at 50 reviews.45.610%
  • Review recency: The age of the most recent review. Two-year-old reviews deliberately sit in the middle, because that is normal for Swiss SMEs. Only after three years without a new voice does the value drop markedly.78.08%
DECIBEL ACOUSTIQUE SA scores 72.8 out of 100 points in the Substance area of the ranQ Trust Score. This area carries 28% of the weighting.
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CriterionValueWeight
  • Establishment: Years since founding or brand launch, logarithmic. The maximum is reached at 15 years.70.212%
  • Company size: The headcount band, researched by ranQ or stated by the company. It is scored in steps rather than by head count, because the data only provides bands.55.07%
DECIBEL ACOUSTIQUE SA scores 85.0 out of 100 points in the Identity area of the ranQ Trust Score. This area carries 22% of the weighting.
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CriterionValueWeight
  • Verification: Official register entry (commercial register with UID or professional-body record, 55 points), confirmed domain (20 points) and confirmed ranQ profile (up to 25 points, depending on completeness).85.022%
DECIBEL ACOUSTIQUE SA scores 17.1 out of 100 points in the Visibility area of the ranQ Trust Score. This area carries 8% of the weighting.
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CriterionValueWeight
  • Website authority: Ahrefs' Domain Rating measures, on a scale of 0 to 100, how strongly a website is linked from other websites. For Swiss SMEs the range up to 40 is typical; the maximum is reached at 35.17.14%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

DECIBEL ACOUSTIQUE SA reaches a ranQ Trust Score of 3.9 out of 5.0 — rated «High». The rating draws, among other things, on 4.2 out of 5 stars from 5 customer reviews. The data basis is 96%, so the score is backed by part of the criteria. As of October 2026.

The Trust Score cannot be bought and is calculated from publicly verifiable data.

Reviews

Aggregated rating

Aggregated rating
4.2
of 5

Aggregated from 5 reviews across all connected sources

Sources
GGoogle4.25
★TrustpilotSoon
PProvenExpertSoon

Further sources are added continuously and factored into the ranQ Rating.

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Location

Rue de la Muse 1
1205 Geneva

At a glance

Legal form
Corporation
UID
CHE-390.787.166
Founded
2020 · 6 years
Last commercial register change
December 15, 2020
Employees
1 to 10
Legal form: Graded by liability and disclosure. The weight is kept small: a sole proprietorship is not a dubious company, it is just liable differently.
100.0
6%
  • Branch offices: Branch offices linked in the commercial register. Having none is normal and costs no points.70.03%
    • Full methodology

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