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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint747,212 companies indexed · Last updated: today
DirectoryCrafts & TradesMetalworkGiswilSutter Tunneltechnik AG
Sutter Tunneltechnik AG Logo
Verified· 2 sourcesTrust Score
Summary

About the company

Sutter Tunneltechnik AG carries out installation, maintenance and overhaul work on tunnel operating and safety equipment. Its activities include jet and axial fans, fire-protection dampers and doors, as well as installation work in metal, steel and steel-timber construction.

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Service area

Offering

Products & services

Industry:MetalworkBuilding installation
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Sutter Tunneltechnik AG

✓ Offered7
Operating and safety equipment for tunnels
Operating and safety equipment for motorway tunnels, in particular for new-build and refurbishment projects while traffic is running or in night shifts.
Fans
Jet fans and axial fans for tunnel longitudinal ventilation, smoke extraction, as well as supply and exhaust air in tunnel facilities.
Exhaust air dampers
Exhaust air dampers and shut-off dampers for smoke gas extraction in case of fire, as well as for controlling and regulating airflow in central units and intermediate ceilings.
Doors and gates
Swinging doors, escape route sliding doors, and large gates for tunnels, central facilities, safety adit tunnels and access routes for maintenance or emergency organizations.
Installation and assembly work
Installation and assembly work at great heights or inside the mountain, including production and assembly of metal and structural steelwork.
Maintenance
Maintenance and upkeep of installations with periodic visual inspections, vibration measurements, cleaning work, renewal of corrosion protection and repair work.
Site taxi
Transport of vehicles and goods with a front crane, a bridge that can be deployed flexibly, a hydraulic loading ramp and variable load securing.
Trust & reputation

ranQ Trust Score of Sutter Tunneltechnik AG: 4.1 out of 5.0

Trust Score4.1/ 5.0

High

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Data basis 54% · As of November 2026

Without public customer reviews the score stays capped.

Sutter Tunneltechnik 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.
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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%
Sutter Tunneltechnik 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%
Sutter Tunneltechnik AG 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%
Sutter Tunneltechnik AG scores 1.1 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 35.1.14%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Sutter Tunneltechnik 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 November 2026.

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

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Location

Industriestrasse 33
6074 Giswil

At a glance

Legal form
Corporation
UID
CHE-112.481.090
Founded
2005 · 21 years
Last commercial register change
December 2, 2025
Employees
11 to 20

Active in 1 of 26 cantons

  • OWObwalden
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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