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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,629 companies indexed · Last updated: today
DirectoryIndustryElectrical IndustryCarouge GeAteliers Ehrismann SA
Ateliers Ehrismann SA Logo
Verified· 3 sourcesTrust Score
Summary

About the company

The core activity of Ateliers Ehrismann is the development, manufacture and repair of electric motors, pumps, frequency converters and other electrical and mechanical components for industrial applications. The company also offers customer-specific solutions in the fields of electrical engineering and mechanical engineering, including the manufacture of workpieces and prototypes, maintenance and repair of plants.

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Offering

Products & services

Industry:Electrical IndustryMechanical Engineering Industry
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Ateliers Ehrismann SA

✓ Offered8
Pumps for industrial processes
Pumps for food production, water and wastewater engineering, chemicals, petrochemicals and mining/metallurgy industry; dosing, centrifugal, hose, rotary vane and compressed-air diaphragm pumps as well as assembly and commissioning.
Electric motors
Electric motors for industrial requirements, individually modified; design, manufacture and certification for process applications as well as service and repairs.
Mechanical machining of components
Manufacturing of small and large mechanical components from machinable materials; drilling, turning, milling, grinding, welding as well as production of blanks, spare parts and small series.
Process engineering service
Overhaul and repair of process engineering on site and in the workshop; maintenance, replacement, replacement pumps and wear parts as well as service for pumps and electric motors.
Frequency inverters
Frequency inverters for speed control of three-phase motors in process applications; as a product for industrial applications and, in addition to electric motors.
Chain hoists
Chain hoists in various designs for safe and efficient process handling in industrial applications.
Ventilation systems
Ventilation systems for supply, cleaning and heat recovery in process applications.
Lab extruders
Lab extruders for conveying and dosing small to medium volume flows in laboratories and research facilities, also for the development of aroma and fragrance substances.
Trust & reputation

ranQ Trust Score of Ateliers Ehrismann SA: 4.2 out of 5.0

Trust Score4.2/ 5.0

Very high

x

Data basis 96% · As of October 2026

Ateliers Ehrismann SA scores 69.3 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.73.224%
  • 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.52.910%
  • 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%
Ateliers Ehrismann SA scores 85.5 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.55.07%
Ateliers Ehrismann SA 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%
Ateliers Ehrismann SA scores 51.4 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 35.51.44%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Ateliers Ehrismann SA reaches a ranQ Trust Score of 4.2 out of 5.0 — rated «Very high». The rating draws, among other things, on 4.7 out of 5 stars from 7 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
4.7
of 5

Aggregated from 7 reviews across all connected sources

Sources
GGoogle4.77
★TrustpilotSoon
PProvenExpertSoon

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

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Location

Rue François-Meunier 11
1227 Carouge Ge
Opening hours
Mon
07:00 - 11:45, 13:00 - 16:45
Tue
07:00 - 11:45, 13:00 - 16:45
Wed
07:00 - 11:45, 13:00 - 16:45
Thu
07:00 - 11:45, 13:00 - 16:45
Fri
07:00 - 11:45, 13:00 - 16:30
Sat
Closed
Sun
Closed

At a glance

Legal form
Corporation
UID
CHE-101.187.580
Founded
1950 · 76 years
Last commercial register change
April 23, 2026
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.
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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