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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,937 companies indexed · Last updated: today
DirectoryTransport & LogisticsTransport CompaniesChurSHM SWISS HELICOPTER MAINTENANCE AG
SHM SWISS HELICOPTER MAINTENANCE AG Logo
Verified· 3 sourcesTrust Score
Summary

About the company

The company's purpose is to operate technical maintenance centers for helicopters and aircraft components in Switzerland and abroad, and to trade in spare parts. The company may establish branches and subsidiaries in Switzerland and abroad, participate in other companies in Switzerland and abroad, acquire, manage, encumber and sell real estate in Switzerland and abroad, acquire, manage, exploit and sell concessions, licenses, patents and other intellectual property rights, provide financing on its own account or on behalf of third parties, grant guarantees and warranties for subsidiaries and third parties, and conduct any business that is directly or indirectly related to its purpose.

Commercial register, canton of GR·As of July 31, 2026View on Zefix
Offering

Products & services

Industry:Transport Companies
✓ Offered3
Maintenance
Helicopter maintenance operation in accordance with EASA Part 145; maintenance based on CAMO and maintenance organisation approval certificates.
Transport flights
Transport of materials, concrete transport and gravel, hut resupply, assembly work, logging / special timber harvesting, cable pulls and coordinated transport requests.
Passenger flights
Passenger flights from the Untervaz base, including transport flights to various regions and flight experiences in the Rätikon mountains as well as through the Rheinschlucht.
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4.5/5

SHM SWISS HELICOPTER MAINTENANCE AG

Trust & reputation

ranQ Trust Score of SHM SWISS HELICOPTER MAINTENANCE AG: 4.5 out of 5.0

Trust Score4.5/ 5.0

Excellent

x

Data basis 96% · As of October 2026

SHM SWISS HELICOPTER MAINTENANCE AG scores 82.5 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.84.824%
  • 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.67.110%
  • 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%
SHM SWISS HELICOPTER MAINTENANCE AG scores 92.0 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.70.07%
SHM SWISS HELICOPTER MAINTENANCE AG scores 83.3 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).83.322%
SHM SWISS HELICOPTER MAINTENANCE AG scores 100.0 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 35.100.04%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

SHM SWISS HELICOPTER MAINTENANCE AG reaches a ranQ Trust Score of 4.5 out of 5.0 — rated «Excellent». The rating draws, among other things, on 5.0 out of 5 stars from 13 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 13 reviews across all connected sources

Sources
GGoogle513
★TrustpilotSoon
PProvenExpertSoon

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

Knowledge

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Comparisons

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Location

Hartbertstrasse 11
7000 Chur
Opening hours
Mon
07:00 - 18:00
Tue
07:00 - 18:00
Wed
07:00 - 18:00
Thu
07:00 - 18:00
Fri
07:00 - 18:00
Sat
07:00 - 18:00
Sun
07:00 - 18:00

At a glance

Legal form
Corporation
UID
CHE-101.473.873
Founded
2000 · 26 years
Last commercial register change
July 31, 2026
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.100.06%
  • Branch offices: Branch offices linked in the commercial register. Having none is normal and costs no points.95.03%
    • Full methodology

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