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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,887 companies indexed · Last updated: today
DirectoryBusiness & Technical ServicesTechnical Consulting & EngineeringOberbürenOscar Fäh AG
Oscar Fäh AG Logo
Verified· 3 sourcesTrust Score
Summary

About the company

The core activity of Oscar Fäh AG is the development, manufacture and distribution of products and services for the areas of climate service, diagnostics, leak detection, e-mobility, filtration technology, heating and cooling, particularly for use in vehicles, machines and systems. This also includes the revision and sale of seats for various vehicle types, as well as the provision of workshop equipment and fire extinguishing systems.

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Offering

Products & services

Industry:Technical Consulting & EngineeringMechanical Engineering Industry
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4.2/5

Oscar Fäh AG

Wholesale - Machinery & Technical Equipment
✓ Offered8
Seats
Seats for mobile workplaces and industrial applications in off-road, on-road, rail, special vehicle and marine uses; initial and retrofitting, conversion, repair, seat covers and service.
Filters
Filter technology for air, hydraulic, vacuum, compressed air, air-conditioning and ventilation as well as fluid applications; including air demisting/oil-removal elements and advice on the right solution.
Heating, Air Conditioning and Cooling
Heating, air-conditioning and cooling components for vehicles and systems; radial blowers and fans, air-conditioning units and heaters for suitable room temperature and ventilation.
Fire Extinguishing Systems
Compact fire-extinguishing systems for engine and machine protection; without external power, for installation in limited space and for detection as well as extinguishing agent deployment.
Workshop Equipment
Diagnostic devices, leak-detection equipment and air-conditioning service devices for everyday workshop work; including maintenance and repair of air-conditioning service devices.
E-Mobility
Components for electric, hybrid and fuel-cell vehicles; circulation pumps, battery temperature management and battery filter systems.
Engineering
Engineering for technical solutions related to products and systems; consulting and project-specific design with technical information.
Pickup Shop | Warehouse
Pickup shop and warehouse for logistics, collection and goods preparation.
Trust & reputation

ranQ Trust Score of Oscar Fäh AG: 4.2 out of 5.0

Trust Score4.2/ 5.0

Very high

x

Data basis 96% · As of October 2026

Oscar Fäh AG scores 71.5 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.67.824%
  • 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.88.08%
Oscar Fäh 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%
Oscar Fäh AG scores 83.3 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).83.322%
Oscar Fäh AG scores 34.3 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 35.34.34%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Oscar Fäh AG reaches a ranQ Trust Score of 4.2 out of 5.0 — rated «Very high». The rating draws, among other things, on 4.4 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
4.4
of 5

Aggregated from 13 reviews across all connected sources

Sources
GGoogle4.413
★TrustpilotSoon
PProvenExpertSoon

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

Knowledge

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Location

Sandackerstrasse 28
9245 Oberbüren
Opening hours
Mon
07:30 - 12:00, 13:00 - 17:00
Tue
07:30 - 12:00, 13:00 - 17:00
Wed
07:30 - 12:00, 13:00 - 17:00
Thu
07:30 - 12:00, 13:00 - 17:00
Fri
07:30 - 12:00, 13:00 - 17:00
Sat
Closed
Sun
Closed

At a glance

Legal form
Corporation
UID
CHE-107.794.815
Founded
1999 · 27 years
Last commercial register change
June 26, 2025
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.
100.0
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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