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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,629 companies indexed · Last updated: today
DirectoryConstruction & ArchitectureSpecialized Construction ActivitiesServionSTM Sàrl
STM Sàrl Logo
Verified· 3 sourcesTrust Score
Summary

About the company

The core activity of STM Sarl includes the following specialized services: Drilling and sawing of concrete (core drilling and sawing), Reinforcement of structures (structural reinforcement), Demolition (demolition of buildings or structures), and Renovation and transformation of buildings (renovation and conversion of buildings). The company offers these services for small and large projects and has already gained experience in collaborating with renowned clients such as Geneva Airport, the Biopôle in Epalinges, and the CHUV hospital.

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Products & services

Industry:Specialized Construction Activities
✓ Offered5
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STM Sàrl

Concrete sawing and drilling
Concrete sawing, concrete drilling for small and large projects, with advice, planning and implementation tailored to the needs of the site.
Structural strengthening
Structural strengthening for renovation and conversion projects of buildings, with support from advice through to execution.
Demolition
Demolition of buildings and structures, integrated into site services and suitable for small or large-scale projects.
Building renovation and conversion
Building renovation and conversion, with project planning, individual offer and professional, precise execution.
Advice, planning and project implementation
Individual advice, planning with a framework concept and an individual offer, then on-site implementation according to the needs of the project.
Trust & reputation

ranQ Trust Score of STM Sàrl: 3.8 out of 5.0

Trust Score3.8/ 5.0

High

x

Data basis 96% · As of October 2026

STM Sàrl scores 54.4 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.54.224%
  • 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.27.910%
  • 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.88.08%
STM Sàrl scores 72.3 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.75.012%
  • 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%
STM 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%
STM Sàrl scores 5.1 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 35.5.14%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

STM Sàrl reaches a ranQ Trust Score of 3.8 out of 5.0 — rated «High». The rating draws, among other things, on 3.0 out of 5 stars from 2 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 2 reviews across all connected sources

Sources
GGoogle32
★TrustpilotSoon
PProvenExpertSoon

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

Knowledge

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Comparisons

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Location

Route Cantonale 22
1077 Servion
Opening hours
Mon
07:00 - 17:00
Tue
07:00 - 17:00
Wed
07:00 - 17:00
Thu
07:00 - 17:00
Fri
07:00 - 17:00
Sat
Closed
Sun
Closed

At a glance

Legal form
Limited Liability Company
UID
CHE-269.629.812
Founded
2019 · 7 years
Last commercial register change
October 29, 2020
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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