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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,937 companies indexed · Last updated: today
DirectoryBusiness & Technical ServicesTechnical Consulting & EngineeringVillars-Sur-GlâneSchumacher & CHIngS Ingénieurs SA
Schumacher & CHIngS Ingénieurs SA Logo
Verified· 3 sourcesTrust Score
Summary

About the company

Schumacher & CHIngS Ingénieurs SA provides engineering services in building techniques, including HVAC, electrical systems, energy, safety, security and construction management. The company supports projects from analysis and design through planning and execution, and offers consulting, coordination, expert assessments, audits and client-side assistance.

AI-generated
Offering

Products & services

Industry:Technical Consulting & Engineering
✓ Offered3
Sanitary engineering and fluid technology
Engineering of sanitary techniques and fluid technology with specialisations for buildings, laboratories, industrial kitchens, industrial laundries, process fluids and medical gases.
Design technical consulting and support
Consulting from the pre-design stage, support for architects, selection of contractors, site monitoring and supervision of works, with integration of technical, economic and environmental aspects.
Interdisciplinary coordination
Interdisciplinary coordination of building services, in particular heating, ventilation, air conditioning, sanitary, electricity, AEAI safety, lighting design, security, telecommunications and multimedia.
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4.1/5

Schumacher & CHIngS Ingénieurs SA

Trust & reputation

ranQ Trust Score of Schumacher & CHIngS Ingénieurs SA: 4.1 out of 5.0

Trust Score4.1/ 5.0

High

x

Data basis 96% · As of October 2026

Schumacher & CHIngS Ingénieurs SA scores 71.3 out of 100 points in the Reputation area of the ranQ Trust Score. This area carries 42% of the weighting.
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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.78.124%
  • 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.49.510%
  • 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%
Schumacher & CHIngS Ingénieurs SA scores 69.0 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.64.612%
  • 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%
Schumacher & CHIngS Ingénieurs SA scores 85.0 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).85.022%
Schumacher & CHIngS Ingénieurs SA scores 74.3 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 35.74.34%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Schumacher & CHIngS Ingénieurs SA reaches a ranQ Trust Score of 4.1 out of 5.0 — rated «High». The rating draws, among other things, on 5.0 out of 5 stars from 6 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
5
of 5

Aggregated from 6 reviews across all connected sources

Sources
GGoogle56
★TrustpilotSoon
PProvenExpertSoon

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

Knowledge

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Location

Route du Petit-Moncor 1 e
1752 Villars-Sur-Glâne

At a glance

Legal form
Branch
UID
CHE-258.433.185
Founded
2021 · 5 years
Last commercial register change
August 5, 2026
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.76.06%
  • 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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