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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,765 companies indexed · Last updated: today
DirectoryBusiness & Technical ServicesTechnical Consulting & EngineeringKirchberg BeMBJ Bauphysik + Akustik AG
MBJ Bauphysik + Akustik AG Logo
Verified· 3 sourcesTrust Score
Summary

About the company

The core activity of MBJ Bauphysik + Akustik AG is the provision of building physics and acoustic services, particularly in the areas of building physics calculations and measurements, damage assessments and remediation, energy and minergy certificates, room acoustics and sound protection, thermal insulation and moisture protection, noise protection and sound measurements, building simulations and thermography, quality assurance and construction consulting, as well as mediation and court expert opinions. The company offers these services for various areas, such as new buildings, renovations, construction damage and liability damage, and supports customers in the planning, execution and monitoring of construction projects.

AI-generated
Offering

Products & services

Industry:Technical Consulting & Engineering
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4.2/5

MBJ Bauphysik + Akustik AG

✓ Offered7
Energy, Minergie
Calculation of energy performance figures, dimensioning of components and the building envelope, energy concepts for new builds and renovations, regulatory evidence, GEAK, funding applications, Blower-Door tests and thermography.
Sound protection
Calculation and simulation of outdoor sound propagation, dimensioning of noise barriers and screens, sound protection concepts, regulatory evidence as well as noise measurements.
Construction consulting
Condition surveys of existing building structures, assessment and recommendations for measures, structural studies and concepts, material proposals, plan reviews, site inspections and acceptance checks.
Court expert opinions
Joint and private expert reports, arbitration expert determinations (Schiedsgutachten), precautionary preservation of evidence and expert proceedings.
Liability damages
Assessment and handling of liability damages in a construction-technical environment, with expert clarification and support in remedying the damage.
Structural damage / property damage
Clarification of property damage to buildings, cause analysis and professional remediation as part of structural damage processing.
Mediation
Mediation in construction-physics and construction-technology disputes, to reach an amicable clarification of disputes and damage cases.
Trust & reputation

ranQ Trust Score of MBJ Bauphysik + Akustik AG: 4.2 out of 5.0

Trust Score4.2/ 5.0

Very high

x

Data basis 96% · As of October 2026

MBJ Bauphysik + Akustik AG scores 70.7 out of 100 points in the Reputation area of the ranQ Trust Score. This area carries 42% of the weighting.
x
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.75.024%
  • 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.40.910%
  • 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.95.08%
MBJ Bauphysik + Akustik AG scores 89.3 out of 100 points in the Substance area of the ranQ Trust Score. This area carries 28% of the weighting.
x
CriterionValueWeight
  • Establishment: Years since founding or brand launch, logarithmic. The maximum is reached at 15 years.100.012%
  • 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.70.07%
MBJ Bauphysik + Akustik AG scores 85.0 out of 100 points in the Identity area of the ranQ Trust Score. This area carries 22% of the weighting.
x
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%
MBJ Bauphysik + Akustik AG scores 28.6 out of 100 points in the Visibility area of the ranQ Trust Score. This area carries 8% of the weighting.
x
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 35.28.64%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

MBJ Bauphysik + Akustik AG reaches a ranQ Trust Score of 4.2 out of 5.0 — rated «Very high». The rating draws, among other things, on 5.0 out of 5 stars from 4 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
5
of 5

Aggregated from 4 reviews across all connected sources

Sources
GGoogle54
★TrustpilotSoon
PProvenExpertSoon

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

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Location

Solothurnstrasse 24
3422 Kirchberg Be
Opening hours
Mon
08:00 - 12:00, 13:00 - 18:00
Tue
08:00 - 12:00, 13:00 - 18:00
Wed
08:00 - 12:00, 13:00 - 18:00
Thu
08:00 - 12:00, 13:00 - 18:00
Fri
08:00 - 12:00, 13:00 - 17:00
Sat
Closed
Sun
Closed

At a glance

Legal form
Corporation
UID
CHE-108.412.720
Founded
1996 · 30 years
Last commercial register change
November 18, 2024
Employees
11 to 20
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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