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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,629 companies indexed · Last updated: today
DirectoryConstruction & ArchitectureCivil EngineeringLengwiljms gmbh
jms gmbh Logo
Verified· 3 sourcesTrust Score
Summary

About the company

jms gmbh is presented as part of the JMS group and, according to the group's website, provides services including production and supply of construction materials (sand, gravel, concrete, mortar), waste management and recycling, and earthworks, civil and specialist foundation engineering.

AI-generated
Offering

Products & services

Industry:Civil Engineering
✓ Offered7
Gravel / Sand
Gravel and sand from our own extraction and backfilling sites as well as from gravel production facilities; supply of primary and secondary building materials for construction projects.
Extraction sites and dumps
Extraction sites and dumps for gravel extraction as well as for backfilling, recovery and legally compliant disposal of construction and excavated material.
Mechanical workshop - Express service
Mechanical workshop with express service for turning work and maintenance work on machines and equipment.
Hydraulic and compressed-air hoses
Hydraulic and compressed-air hoses for use in the construction and machinery environment.
Real estate
Real estate in connection with the JMS Group.
Experience day in the gravel pit
Experience day in the gravel pit with a visit-and-experience programme focused on gravel extraction.
Party boat
Party boat as an event and experience offering of the JMS Group.
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4.2/5

jms gmbh

Trust & reputation

ranQ Trust Score of jms gmbh: 4.2 out of 5.0

Trust Score4.2/ 5.0

Very high

x

Data basis 96% · As of October 2026

jms gmbh scores 68.6 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.65.024%
  • 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.76.210%
  • 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.70.08%
jms gmbh scores 83.0 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.55.07%
jms 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%
jms gmbh 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

jms gmbh reaches a ranQ Trust Score of 4.2 out of 5.0 — rated «Very high». The rating draws, among other things, on 4.3 out of 5 stars from 19 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
4.3
of 5

Aggregated from 19 reviews across all connected sources

Sources
GGoogle4.319
★TrustpilotSoon
PProvenExpertSoon

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

Knowledge

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Comparisons

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Location

Kreuzlingerstrasse 5
8574 Lengwil
Opening hours
Mon
07:30 - 12:00, 13:30 - 17:00
Tue
07:30 - 12:00, 13:30 - 17:00
Wed
07:30 - 12:00, 13:30 - 17:00
Thu
07:30 - 12:00, 13:30 - 17:00
Fri
07:30 - 12:00, 13:30 - 17:00
Sat
Closed
Sun
Closed

At a glance

Legal form
Limited Liability Company
UID
CHE-113.674.183
Founded
2007 · 19 years
Last commercial register change
December 14, 2012
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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