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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,765 companies indexed · Last updated: today
DirectoryConstruction & ArchitectureCivil EngineeringKönizAdolf Künzi AG
Adolf Künzi AG Logo
Verified· 2 sourcesTrust Score
Summary

About the company

Adolf Künzi AG is a construction company performing civil engineering, road construction and utility-line works as well as site finishing and specialised construction tasks. Services include excavation and foundations, road new-build and rehabilitation, sewers and utility lines, paving, retaining walls and specialised services such as core drilling and crane-equipped truck transport.

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Offering

Products & services

Industry:Civil Engineering
✓ Offered5
Civil engineering
Excavation for building pits, earthworks, foundations, retaining walls, ground slabs, hydraulic engineering and renaturalisation, remediation of contaminated sites as well as demolition and deconstruction works, geotechnical stabilisation measures and landfill construction.
Road construction
Asphalt surfacings for roads and areas, rural routes as well as cycle and pedestrian paths, parking lots, kerb edging, paving, road drainage and renovation and maintenance works.
Utility networks
Drainage systems, sewer lines, clean water and drainage pipes, infrastructure lines for electricity, water, gas, telephone and TV, infiltration systems as well as repairs in the event of broken water pipes.
Site works
Paving, driveways and forecourts, house entrances, garden paths and seating areas, site areas and green spaces, fences, palisades, stairs and retaining walls.
Special works
Break-outs inside buildings, core drilling, metalworking (locksmith works), truck transports with crane as well as rental of equipment such as sanitary facilities, trench bridges and shoring material.
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4.1/5

Adolf Künzi AG

Trust & reputation

ranQ Trust Score of Adolf Künzi 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.

Adolf Künzi 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%
Adolf Künzi AG scores 99.0 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.96.07%
Adolf Künzi 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%
Adolf Künzi 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

Adolf Künzi 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.

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Location

Bindenhausstrasse 42d
3098 Köniz
Opening hours
Mon
07:00 - 17:00
Tue
07:00 - 17:00
Wed
07:00 - 17:00
Thu
07:00 - 17:00
Fri
07:00 - 17:00
Sat
07:00 - 17:00
Sun
Closed

At a glance

Legal form
Corporation
UID
CHE-101.472.307
Founded
1947 · 79 years
Last commercial register change
October 5, 2026
Employees
101 to 500
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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