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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,887 companies indexed · Last updated: today
DirectoryRetail & CommerceAuto Repair ShopsKlotenGarage Isler GmbH
Garage Isler GmbH Logo
Verified· 3 sourcesTrust Score
Summary

About the company

The core activity of Garage Isler is the repair, maintenance and care of vehicles, in particular young and old timers, as well as modern vehicles. The services include, among other things, engine and transmission repairs, carburetor revisions, bodywork, air conditioning service and other special services.

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Offering

Products & services

Industry:Auto Repair Shops
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4.0/5

Garage Isler GmbH

✓ Offered8
Service and repairs for all brands
Maintenance and precise repairs for vehicles of all brands, for youngtimers and classic cars as well as modern vehicles.
Engine and gearbox repairs
Repairs and restoration of engines and gearboxes, especially for youngtimers and classic cars as well as modern vehicles.
Carburettor repairs and overhauls
Repair and overhaul of carburettors for restoring classic engines and improving performance and efficiency.
Contactless ignition conversions
Conversion to contactless ignition systems for klassiche vehicles, to increase reliability and reduce maintenance effort.
Vehicle electrics
Maintenance and repair of vehicle electrics for youngtimers and classic cars as well as modern vehicles of all brands.
Car hi-fi and navigation
Installation and adaptation of car hi-fi and navigation systems, including integration of modern technology into classic vehicles.
Air-conditioning service and conversions
Air-conditioning service as well as conversions for vehicles, including solutions for youngtimers and classic cars.
G-Lader overhauls
Overhaul and revision of G-Laders, especially for G40 and G60 engines.
Trust & reputation

ranQ Trust Score of Garage Isler GmbH: 4.0 out of 5.0

Trust Score4.0/ 5.0

High

x

Data basis 96% · As of October 2026

Garage Isler GmbH scores 74.2 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.80.624%
  • 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.55.910%
  • 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.78.08%
Garage Isler GmbH scores 67.8 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.64.612%
  • 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%
Garage Isler GmbH 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%
Garage Isler GmbH scores 0.0 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 35.0.04%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Garage Isler GmbH reaches a ranQ Trust Score of 4.0 out of 5.0 — rated «High». The rating draws, among other things, on 5.0 out of 5 stars from 8 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 8 reviews across all connected sources

Sources
GGoogle58
★TrustpilotSoon
PProvenExpertSoon

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

Knowledge

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Comparisons

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Location

Gerlisberg 18
8302 Kloten
Opening hours
Mon
09:00 - 17:00
Tue
09:00 - 17:00
Wed
09:00 - 17:00
Thu
09:00 - 17:00
Fri
09:00 - 17:00
Sat
Closed
Sun
Closed

At a glance

Legal form
Limited Liability Company
UID
CHE-365.599.578
Founded
2021 · 5 years
Last commercial register change
December 23, 2021
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.
88.0
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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