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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,629 companies indexed · Last updated: today
DirectoryConstruction & ArchitectureCivil Engineering FirmsChurKuster + Partner AG
Kuster + Partner AG Logo
Verified· 2 sourcesTrust Score
Summary

About the company

Kuster + Partner AG is an engineering consultancy providing services in building physics, acoustics, energy consulting and fire protection. Its offerings include building-climate simulations, acoustic testing and certification, life-cycle assessments, expert reports and technical due diligence for construction projects.

AI-generated
Offering

Products & services

Industry:Civil Engineering Firms
✓ Offered8
Acoustics
Room acoustics, building acoustics and noise protection; from planning through verification and measurements to predictions, assessments and sound insulation concepts.
Building physics
Thermal and moisture protection for new builds, conversions and renovations; concepts, verification, diagnostics, mould analyses, airtightness testing and renovation concepts.
Energy
Energy concepts, energy performance verifications, Minergie attestations, grant applications and advice on using renewable energies, as well as on-site execution checks.
Fire protection
Fire protection concepts for new builds, conversions and renovations; planning, coordination, quality assurance, coordination with authorities and integrated tests.
Building climatology & simulations
Building-climatology analyses and simulations for indoor climate, daylight, energy, airflow patterns, thermal behaviour, room modes and acoustic criteria.
Acoustic testing centre
Accredited sound measurements and certifications for components, systems and special solutions; in addition, air permeability, wind-driven rain tightness, wind resistance and fire protection tests.
Expertise
Technical due diligence, second opinion, project support and client advisory services, expert reports as well as training and knowledge transfer.
Life cycle assessment
Life cycle assessments according to relevant standards, condition analyses, decarbonisation strategies and advice on the circular economy, indoor climate and daylight.
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4.1/5

Kuster + Partner AG

Trust & reputation

ranQ Trust Score of Kuster + Partner AG: 4.1 out of 5.0

Trust Score4.1/ 5.0

High

x

Data basis 54% · As of October 2026

Without public customer reviews the score stays capped.

Kuster + Partner AG has no value in the Reputation area of the ranQ Trust Score because no data is available. The area carries 42% of the weighting and drops out of the calculation for this profile; it does not lower the score, only the reported data basis.
x
CriterionValueWeight
  • Review quality: No data point — the criterion is taken out of the weighting and does not lower the score.—24%
  • Review volume: No data point — the criterion is taken out of the weighting and does not lower the score.—10%
  • Review recency: No data point — the criterion is taken out of the weighting and does not lower the score.—8%
Kuster + Partner AG scores 88.8 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.55.07%
Kuster + Partner 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%
Kuster + Partner AG scores 82.9 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 35.82.94%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Kuster + Partner AG reaches a ranQ Trust Score of 4.1 out of 5.0 — rated «High». No public customer reviews are available for this provider; the rating is based on the remaining criteria. The data basis is 54%, 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.

Knowledge

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Location

Ringstrasse 34
7000 Chur
Opening hours
Mon
08:00 - 17:30
Tue
08:00 - 17:30
Wed
08:00 - 17:30
Thu
08:00 - 17:30
Fri
08:00 - 17:30
Sat
Closed
Sun
Closed

At a glance

Legal form
Corporation
UID
CHE-106.042.552
Founded
1988 · 38 years
Last commercial register change
June 30, 2026
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.100.03%
    • Full methodology

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