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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,629 companies indexed · Last updated: today
DirectoryCrafts & TradesElectrical Planning & InstallationCoffraneJMInstallations Sàrl
JMInstallations Sàrl Logo
Verified· 3 sourcesTrust Score
Summary

About the company

JMInstallations Sàrl provides electrical installation services as well as low-voltage, telephone and IT network installations. Its services include photovoltaic and home-automation (domotics) systems, OIBT inspections, EV charging-point installation and emergency electrical repair services available seven days a week.

AI-generated
Offering

Products & services

Industry:Electrical Planning & Installation
✓ Offered6
Electrical installations
Creation, conversion and renovation of electrical installations for residential buildings, new-build or renovated villas, offices, commercial premises and factories, with charging stations and heat pumps.
Telephony and IT
Computer cabling networks, modems, routers, DSL boxes, wired or wireless telephone devices and IT racks, for individuals and businesses.
Home automation
Home automation projects for controlling lighting, shutters, energy and heating, as well as integrating the alarm system and providing everyday assistance.
Photovoltaics
Study, installation, application for subsidies, commissioning and monitoring of photovoltaic installations, with optimisation of electricity consumption and production tracking.
OIBT inspection
Periodic inspections of electrical installations according to the OIBT, including checks and measurements on distribution boards, sockets, built-in equipment and household appliances.
Electrical emergency service
Electrical troubleshooting and urgent repairs, with interventions available 7 days a week for all types of situations.
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3.6/5

JMInstallations Sàrl

Trust & reputation

ranQ Trust Score of JMInstallations Sàrl: 3.6 out of 5.0

Trust Score3.6/ 5.0

Solid

x

Data basis 96% · As of October 2026

JMInstallations Sàrl scores 52.0 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.36.124%
  • 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.95.08%
JMInstallations Sàrl scores 61.5 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.50.012%
  • 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%
JMInstallations Sàrl 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%
JMInstallations Sàrl scores 10.0 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 35.10.04%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

JMInstallations Sàrl reaches a ranQ Trust Score of 3.6 out of 5.0 — rated «Solid». The rating draws, among other things, on 3.0 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
3
of 5

Aggregated from 8 reviews across all connected sources

Sources
GGoogle38
★TrustpilotSoon
PProvenExpertSoon

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

Knowledge

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Comparisons

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Location

Rue du Collège 17
2207 Coffrane
Opening hours
Mon
07:00 - 12:00, 13:00 - 17:00
Tue
07:00 - 12:00, 13:00 - 17:00
Wed
07:00 - 12:00, 13:00 - 17:00
Thu
07:00 - 12:00, 13:00 - 17:00
Fri
07:00 - 12:00, 13:00 - 17:00
Sat
Closed
Sun
Closed

At a glance

Legal form
Limited Liability Company
UID
CHE-257.909.021
Founded
2023 · 3 years
Last commercial register change
December 19, 2023
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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